Dr Jack Christopher
Honorary Principal Fellow
Queensland Alliance for Agriculture and Food Innovation
+61 7 4639 8813
Book Chapters
Potgieter, Andries B., Watson, James, George-Jaeggli, Barbara, McLean, Gregory, Eldridge, Mark, Chapman, Scott C., Laws, Kenneth, Christopher, Jack, Chenu, Karine, Borrell, Andrew, Hammer, Graeme and Jordan, David R. (2019). The use of hyperspectral proximal sensing for phenotyping of plant breeding trials. Fundamentals, sensor systems, spectral libraries, and data mining for vegetation. (pp. 127-148) edited by Prasad S. Thenkabail, John G. Lyon and Alfredo Huete. Boca Raton, FL United States: CRC Press. doi: 10.1201/9781315164151-5
Fuller, Michael P., Christopher, Jack and Fredericks, Troy (2009). Low-temperature damage to wheat in head-matching perceptions with reality. Plant Cold Hardiness: From the Laboratory to the Field. (pp. 12-18) CABI Publishing.
Journal Articles
Ullah, Najeeb, Collins, Brian, Christopher, John T., Frederiks, Troy and Chenu, Karine (2024). Pre- and post-flowering impacts of natural heatwaves on yield components in wheat. Field Crops Research, 316 109489, 109489. doi: 10.1016/j.fcr.2024.109489
Shazadi, Kanwal, Christopher, John T. and Chenu, Karine (2024). Does late water deficit induce root growth or senescence in wheat?. Frontiers in Plant Science, 15 1351436. doi: 10.3389/fpls.2024.1351436
Anzooman, Monia, Christopher, Jack, Dang, Yash P., Menzies, Neal W. and Kopittke, Peter M. (2023). Genotypic variability in wheat response to sodicity: evaluating growth and ion accumulation in the root and shoot. Agronomy, 13 (12) 3035, 1-18. doi: 10.3390/agronomy13123035
Borrell, Andrew K., Christopher, John T., Kelly, Alison, Collins, Brian and Chenu, Karine (2023). Balancing pre- and post-anthesis growth to maximise water-limited yield in cereals. Field Crops Research, 296 108919, 1-19. doi: 10.1016/j.fcr.2023.108919
Ullah, Najeeb, Christopher, Jack, Frederiks, Troy, Ma, Shangyu, Tan, Daniel KY and Chenu, Karine (2023). A robust field-based method to screen heat tolerance in wheat. European Journal of Agronomy, 144 126757, 126757. doi: 10.1016/j.eja.2023.126757
Saad, Ahmed, Christopher, Jack, Martin, Anke, McDonald, Stephen and Percy, Cassandra (2023). Fusarium pseudograminearum and F. culmorum affect the root system architecture of bread wheat. The Crop Journal, 11 (1), 316-321. doi: 10.1016/j.cj.2022.08.013
Alahmad, Samir, Kang, Yichen, Dinglasan, Eric, Jambuthenne, Dilani, Robinson, Hannah, Tao, Yongfu, Able, Jason A., Christopher, Jack, Voss-Fels, Kai P., Bassi, Filippo M. and Hickey, Lee T. (2022). A multi-reference parent nested-association mapping population to dissect the genetics of quantitative traits in durum wheat. Genetic Resources and Crop Evolution, 70 (5), 1471-1485. doi: 10.1007/s10722-022-01515-2
Paccapelo, M. Valeria, Kelly, Alison M., Christopher, Jack T. and Verbyla, Arūnas P. (2022). WGNAM: whole-genome nested association mapping. Theoretical and Applied Genetics, 135 (7), 2213-2232. doi: 10.1007/s00122-022-04107-x
Das, Sumanta, Christopher, Jack, Roy Choudhury, Malini, Apan, Armando, Chapman, Scott, Menzies, Neal W. and Dang, Yash P. (2022). Evaluation of drought tolerance of wheat genotypes in rain-fed sodic soil environments using high-resolution UAV remote sensing techniques. Biosystems Engineering, 217, 68-82. doi: 10.1016/j.biosystemseng.2022.03.004
Roy Choudhury, Malini, Christopher, Jack, Das, Sumanta, Apan, Armando, Menzies, Neal W., Chapman, Scott, Mellor, Vincent and Dang, Yash P. (2022). Detection of calcium, magnesium, and chlorophyll variations of wheat genotypes on sodic soils using hyperspectral red edge parameters. Environmental Technology & Innovation, 27 102469, 102469. doi: 10.1016/j.eti.2022.102469
Vukasovic, Stjepan, Alahmad, Samir, Christopher, Jack, Snowdon, Rod J., Stahl, Andreas and Hickey, Lee T. (2022). Dissecting the genetics of early vigour to design drought-adapted wheat. Frontiers in Plant Science, 12 754439, 754439. doi: 10.3389/fpls.2021.754439
Das, Sumanta, Christopher, Jack, Apan, Armando, Choudhury, Malini Roy, Chapman, Scott, Menzies, Neal W. and Dang, Yash P. (2021). Evaluation of water status of wheat genotypes to aid prediction of yield on sodic soils using UAV-thermal imaging and machine learning. Agricultural and Forest Meteorology, 307 108477, 108477. doi: 10.1016/j.agrformet.2021.108477
Roy Choudhury, Malini, Das, Sumanta, Christopher, Jack, Apan, Armando, Chapman, Scott, Menzies, Neal W. and Dang, Yash P. (2021). Improving biomass and grain yield prediction of wheat genotypes on sodic soil using integrated high-resolution multispectral, hyperspectral, 3D point cloud, and machine learning techniques. Remote Sensing, 13 (17) 3482, 3482. doi: 10.3390/rs13173482
Choudhury, Malini Roy, Mellor, Vincent, Das, Sumanta, Christopher, Jack, Apan, Armando, Menzies, Neal W., Chapman, Scott and Dang, Yash P. (2021). Improving estimation of in-season crop water use and health of wheat genotypes on sodic soils using spatial interpolation techniques and multi-component metrics. Agricultural Water Management, 255 107007, 1-16. doi: 10.1016/j.agwat.2021.107007
Christopher, Mandy, Paccapelo, Valeria, Kelly, Alison, Macdonald, Bethany, Hickey, Lee, Richard, Cécile, Verbyla, Ari, Chenu, Karine, Borrell, Andrew, Amin, Asad and Christopher, Jack (2021). QTL identified for stay-green in a multi-reference nested association mapping population of wheat exhibit context dependent expression and parent-specific alleles. Field Crops Research, 270 108181, 108181. doi: 10.1016/j.fcr.2021.108181
Das, Sumanta, Chapman, Scott, Christopher, Jack, Roy Choudhury, Malini, Menzies, Neal W., Apan, Armando and Dang, Yash P. (2021). UAV-thermal imaging: a technological breakthrough for monitoring and quantifying crop abiotic stress to help sustain productivity on sodic soils – a case review on wheat. Remote Sensing Applications: Society and Environment, 23 100583, 1-13. doi: 10.1016/j.rsase.2021.100583
Das, Sumanta, Christopher, Jack, Apan, Armando, Roy Choudhury, Malini, Chapman, Scott, Menzies, Neal W. and Dang, Yash P. (2021). UAV-Thermal imaging and agglomerative hierarchical clustering techniques to evaluate and rank physiological performance of wheat genotypes on sodic soil. ISPRS Journal of Photogrammetry and Remote Sensing, 173, 221-237. doi: 10.1016/j.isprsjprs.2021.01.014
Rich, Sarah M., Christopher, Jack, Richards, Richard and Watt, Michelle (2020). Root phenotypes of young wheat plants grown in controlled environments show inconsistent correlation with mature root traits in the field. Journal of Experimental Botany, 71 (16), 4751-4762. doi: 10.1093/jxb/eraa201
Alahmad, Samir, Kang, Yichen, Dinglasan, Eric, Mazzucotelli, Elisabetta, Voss-Fels, Kai P., Able, Jason A., Christopher, Jack, Bassi, Filippo M. and Hickey, Lee T. (2020). Adaptive traits to improve Durum wheat yield in drought and crown rot environments. International Journal of Molecular Sciences, 21 (15) 5260, 1-17. doi: 10.3390/ijms21155260
Watson, Amy, Hickey, Lee T., Christopher, Jack, Rutkoski, Jessica, Poland, Jesse and Hayes, Ben J. (2019). Multivariate genomic selection and potential of rapid indirect selection with speed breeding in spring wheat. Crop Science, 59 (5), 1945-1959. doi: 10.2135/cropsci2018.12.0757
Anzooman, Monia, Christopher, Jack, Dang, Yash P, Taylor, Julian, Menzies, Neal W and Kopittke, Peter M (2019). Chemical and physical influence of sodic soils on the coleoptile length and root growth angle of wheat genotypes. Annals of Botany, 124 (6), 1043-1052. doi: 10.1093/aob/mcz094
Alahmad, Samir, El Hassouni, Khaoula, Bassi, Filippo M., Dinglasan, Eric, Youssef, Chvan, Quarry, Georgia, Aksoy, Alpaslan, Mazzucotelli, Elisabetta, Juhasz, Angela, Able, Jason A., Christopher, Jack, Voss-Fels, Kai P. and Hickey, Lee T. (2019). A major root architecture QTL responding to water limitation in Durum Wheat. Frontiers in Plant Science, 10 436, 436. doi: 10.3389/fpls.2019.00436
Anzooman, Monia, Dang, Yash P., Christopher, Jack, Mumford, Michael H., Menzies, Neal W. and Kopittke, Peter M. (2018). Dataset on seed details of wheat genotypes, solution treatments to measure seedling emergence force and the relation between seedling force and strain. Data in Brief, 21, 1598-1602. doi: 10.1016/j.dib.2018.10.134
Fletcher, Andrew, Christopher, Jack, Hunter, Mal, Rebetzke, Greg and Chenu, Karine (2018). A low-cost method to rapidly and accurately screen for transpiration efficiency in wheat. Plant Methods, 14 (1) 77, 77. doi: 10.1186/s13007-018-0339-y
An-Vo, Duc-Anh, Mushtaq, Shahbaz, Zheng, Bangyou, Christopher, Jack T., Chapman, Scott C. and Chenu, Karine (2018). Direct and indirect costs of frost in the Australian wheatbelt. Ecological Economics, 150, 122-136. doi: 10.1016/j.ecolecon.2018.04.008
Alahmad, Samir, Dinglasan, Eric, Leung, Kung Ming, Riaz, Adnan, Derbal, Nora, Voss-Fels, Kai P., Able, Jason A., Bassi, Filippo M., Christopher, Jack and Hickey, Lee T. (2018). Speed breeding for multiple quantitative traits in durum wheat. Plant Methods, 14 (1) 36, 36. doi: 10.1186/s13007-018-0302-y
Anzooman, Monia, Christopher, Jack, Mumford, Michael, Dang, Yash P., Menzies, Neal W. and Kopittke, Peter M. (2018). Selection for rapid germination and emergence may improve wheat seedling establishment in the presence of soil surface crusts. Plant and Soil, 426 (1-2), 227-239. doi: 10.1007/s11104-018-3609-6
Richard, Cecile, Christopher, Jack, Chenu, Karine, Borrell, Andrew, Christopher, Mandy and Hickey, Lee (2018). Selection in early generations to shift allele frequency for seminal root angle in wheat. Plant Genome, 11 (2) 170071, 170071. doi: 10.3835/plantgenome2017.08.0071
Anzooman, Monia, Dang, Yash P., Christopher, Jack, Mumford, Michael H., Menzies, Neal W. and Kopittke, Peter M. (2018). Greater emergence force and hypocotyl cross sectional area may improve wheat seedling emergence in sodic conditions. Plant Science, 277, 188-195. doi: 10.1016/j.plantsci.2018.09.007
Christopher, Mandy, Chenu, Karine, Jennings, Raeleen, Fletcher, Susan, Butler, David, Borrell, Andrew and Christopher, Jack (2017). QTL for stay-green traits in wheat in well-watered and water-limited environments. Field Crops Research, 217, 32-44. doi: 10.1016/j.fcr.2017.11.003
Voss-Fels, Kai P., Robinson, Hannah, Mudge, Stephen R., Richard, Cecile, Newman, Saul, Wittkop, Benjamin, Stahl, Andreas, Friedt, Wolfgang, Frisch, Matthias, Gabur, Iulian, Miller-Cooper, Anika, Campbell, Bradley C., Kelly, Alison, Fox, Glen, Christopher, Jack, Christopher, Mandy, Chenu, Karine, Franckowiak, Jerome, Mace, Emma S., Borrell, Andrew K., Eagles, Howard, Jordan, David R., Botella, Jose R., Hammer, Graeme, Godwin, Ian D., Trevaskis, Ben, Snowdon, Rod J. and Hickey, Lee T. (2017). VERNALIZATION1 modulates root system architecture in wheat and barley. Molecular Plant, 11 (1), 226-229. doi: 10.1016/j.molp.2017.10.005
Mushtaqa,Shahbaz , Frederiks, Troy M. , An-Vo, Duc-Anh , Christopher, Mandy , Zheng, Bangyou , Chenu, Karine , Chapman, Scott C. , Christopher, Jack T. , Stone, Roger C. and Alam, G.M. Monirul (2017). Economic assessment of wheat breeding options for potential improved levels of post head-emergence frost tolerance. Field Crops Research, 213, 75-88. doi: 10.1016/j.fcr.2017.07.021
Khodadadi, Mostafa, Dehghani, Hamid, Jalali Javaran, Mokhtar and Christopher, Jack T. (2016). Fruit yield, fatty and essential oils content genetics in coriander. Industrial Crops and Products, 94, 72-81. doi: 10.1016/j.indcrop.2016.08.030
Dang, Yash P, Christopher, Jack T. and Dalal, Ram C. (2016). Genetic diversity in barley and wheat for tolerance to soil constraints. Agronomy, 6 (4) 55, 55. doi: 10.3390/agronomy6040055
Christopher, John T., Christopher, Mandy J. , Borrell, Andrew K. , Fletcher, Susan and Chenu, Karine (2016). Stay-green traits to improve wheat adaptation in well-watered and water-limited environments. Journal of Experimental Botany, 67 (17), 5159-5172. doi: 10.1093/jxb/erw276
Khodadadi, Mostafa, Dehghani, Hamid, Jalali-Javaran, Mohktar, Rashidi-Monfared, Sajad and Christopher, Jack T. (2016). Numerical and graphical assessment of relationships between traits of the Iranian Coriandrum sativum L. core collection by considering genotype × irrigation interaction. Scientia Horticulturae, 200, 73-82. doi: 10.1016/j.scienta.2016.01.003
Rich, Sarah M., Wasson, Anton P., Richards, Richard A., Katore, Trushna, Prashar, Renu, Chowdhary, Ritika, Saxena, D. C., Mamrutha, H. M., Zwart, Alec, Misra, S. C., Sai Prasad, S. V., Chatrath, R., Christopher, Jack and Watt, Michelle (2016). Wheats developed for high yield on stored soil moisture have deep vigorous root systems. Functional Plant Biology, 43 (2), 173-188. doi: 10.1071/FP15182
Gous, Peter W., Hickey, Lee, Christopher, Jack T., Franckowiak, Jerome. and Fox, Glen P. (2015). Discovery of QTL for stay-green and heat-stress in barley (Hordeum vulgare) grown under simulated abiotic stress conditions. Euphytica, 207 (2), 305-317. doi: 10.1007/s10681-015-1542-9
Frederiks, T. M., Christopher, J. T., Sutherland, M. W. and Borrell, A. K. (2015). Post-head-emergence frost in wheat and barley: defining the problem, assessing the damage, and identifying resistance. Journal of Experimental Botany, 66 (12), 3487-3498. doi: 10.1093/jxb/erv088
Zheng, Bangyou, Chapman, Scott C., Christopher, Jack T., Frederiks, Troy M. and Chenu, Karine (2015). Frost trends and their estimated impact on yield in the Australian wheatbelt. Journal of Experimental Botany, 66 (12), 3611-3623. doi: 10.1093/jxb/erv163
Richard, Cecile A. I., Hickey, Lee T., Fletcher, Susan, Jennings, Raeleen, Chenu, Karine and Christopher, Jack T. (2015). High-throughput phenotyping of seminal root traits in wheat. Plant Methods, 11 (13) 13, 1-11. doi: 10.1186/s13007-015-0055-9
Wasson, A. P., Rebetzke, G. J., Kirkegaard, J. A., Christopher, J., Richards, R. A. and Watt, M. (2014). Soil coring at multiple field environments can directly quantify variation in deep root traits to select wheat genotypes for breeding. Journal of Experimental Botany, 65 (21), 6231-6249. doi: 10.1093/jxb/eru250
Christopher, Jack, Christopher, Mandy, Jennings, Raeleen, Jones, Shirley, Fletcher, Susan, Borrell, Andrew, Manschadi, Ahmad M., Jordan, David, Mace, Emma and Hammer, Graeme (2013). QTL for root angle and number in a population developed from bread wheats (Triticum aestivum) with contrasting adaptation to water-limited environments. Theoretical and Applied Genetics, 126 (6), 1563-1574. doi: 10.1007/s00122-013-2074-0
Dreccer, M. Fernanda, Chapman, Scott C., Rattey, Allan R., Neal, Jodi, Song, Youhong, Christopher, John (Jack) T. and Reynolds, Matthew (2013). Developmental and growth controls of tillering and water-soluble carbohydrate accumulation in contrasting wheat (Triticum aestivum L.) genotypes: can we dissect them?. Journal of Experimental Botany, 64 (1), 143-160. doi: 10.1093/jxb/ers317
Frederiks, T. M., Christopher, J. T., Harvey, G. L., Sutherland, M. W. and Borrell, A. K. (2012). Current and emerging screening methods to identify post-head-emergence frost adaptation in wheat and barley. Journal of Experimental Botany, 63 (15), 5405-5416. doi: 10.1093/jxb/ers215
Wasson, A.P., Richards, R.A., Chatrath, R., Misra, S.C., Prasad, S.V.S., Rebetzke, G.J., Kirkegaard, J.A., Christopher, J. and Watt, M. (2012). Traits and selection strategies to improve root systems and water uptake in water-limited wheat crops. Journal of Experimental Botany, 63 (9), 3485-3498. doi: 10.1093/jxb/ers111
Frederiks, Troy, Christopher, John, Fletcher, Susan and Borrell, Andrew (2011). Post head-emergence frost resistance of barley genotypes in the northern grain region of Australia. Crop and Pasture Science, 62 (9), 736-745. doi: 10.1071/CP11079
Manschadi, A. M., Christopher, J. T., Hammer, G. L. and Devoil, P. (2010). Experimental and modelling studies of drought-adaptive root architectural traits in wheat (Triticum aestivum L.). Plant Biosystems, 144 (2), 458-462. doi: 10.1080/11263501003731805
Christopher, J.T. and Dang, Y. (2009). Superior performance in the presence of sub-soil constraints and under water constraints is associated in certain wheat genotypes. SABRAO Journal of Breeding and Genetics, 41
ChristopherJT, ManschadiAM, HammerGL, BorrellAK and JennyCFegent (2008). Developmental and physiological traits associated with high yield and stay-green phenotype in wheat. Australian Journal of Agicultural Research, 59 (4), 354-364. doi: 10.1071/AR07193
ManschadiAhmadM, HammerGraemeL, Christopher, John T., deVoilPeter and HansLambers (2008). Genotypic variation in seedling root architectural traits and implications for drought adaptation in wheat (Triticum aestivum L.). Plant and Soil, 303 (1-2), 115-129. doi: 10.1007/s11104-007-9492-1
Fuller, Michael P., Fuller, Andrew M., Kaniouras, Spyridon, Christopher, Jack and Frederiks, Troy (2007). The freezing characteristics of wheat at ear emergence. European Journal of Agronomy, 26 (4), 435-441. doi: 10.1016/j.eja.2007.01.001
Manschadi, A. M., Christopher, J., Devoil, P. and Hammer, G. L. (2006). The role of root architectural traits in adaptation of wheat to water-limited environments. Functional Plant Biology, 33 (9), 823-837. doi: 10.1071/FP06055
Bundock, PC, Christopher, JT, Eggler, P, Ablett, G, Henry, RJ and Holton, TA (2003). Single nucleotide polymorphisms in cytochrome P450 genes from barley. THEORETICAL AND APPLIED GENETICS, 106 (4), 676-682. doi: 10.1002/s00122-002-1116-9
HoltonTA, Christopher, JT, McClureL, HarkerN and HenryRJ (2002). Identification and mapping of polymorphic SSR markers from expressed gene sequences of barley and wheat. MOLECULAR BREEDING, 9 (2), 63-71. doi: 10.1023/A:1026785207878
Christopher, John T. and Holtum, Joseph A. M. (1998). The dicotyledonous species Erodium moschatum (L) L'Her. ex Aiton is sensitive to haloxyfop herbicide due to herbicide-sensitive acetyl-coenzyme A carboxylase. Planta, 207 (2), 275-279. doi: 10.1007/s004250050483
Christopher, John T. and Holtum, Joseph A. M. (1998). Carbohydrate partitioning in the leaves of Bromeliaceae performing C-3 photosynthesis or Crassulacean acid metabolism. Australian Journal of Plant Physiology, 25 (3), 371-376.
Christopher, John T. and Holtum, Joseph A. M. (1996). Patterns of carbon partitioning in leaves of Crassulacean acid metabolism species during deacidification. Plant Physiology, 112 (1), 393-399. doi: 10.1104/pp.112.1.393
Preston, Christopher, Tardif, François J., Christopher, John T. and Powles, Stephen B. (1996). Multiple resistance to dissimilar herbicide chemistries in a biotype of Lolium rigidum due to enhanced activity of several herbicide degrading enzymes. Pesticide Biochemistry and Physiology, 54 (2), 123-134. doi: 10.1006/pest.1996.0016
Christopher, J. T., Preston, C. and Powles, S. B. (1994). Malathion antagonizes metabolism-based chlorsulfuron resistance in Loliumrigidum. Pesticide Biochemistry and Physiology, 49 (3), 172-182. doi: 10.1006/pest.1994.1045
Christopher, John T., Powles, Stephen B. and Holtum, Joseph A. M. (1992). Resistance to acetolactate synthase-inhibiting herbicides in annual ryegrass (Lolium rigidum) involves at least two mechanisms. Plant Physiology, 100 (4), 1909-1913. doi: 10.1104/pp.100.4.1909
Christopher, J.T., Powles, S.B., Liljegren, D.R. and Holtum, J.A.M. (1991). Cross-Resistance to Herbicides in Annual Ryegrass (Lolium rigidum) 1: II. Chlorsulfuron Resistance Involves a Wheat-Like Detoxification System. Plant Physiology, 95 (4), 1036-1043. doi: 10.1104/pp.95.4.1036
Conference Papers
Yahya, Muhammad, Ullah, Najeeb, Cozzolino, Daniel, Christopher, Jack, Kuhn, Estelle and Chenu, Karine (2024). Impact of post-flowering heatwaves on individual grain weight and quality in wheat. 21st Australian Agronomy Conference, Albany, WA, Australia, 21-24 October 2024. Albany, WA, Australia: Australian Agronomy Conference.
Borrell, Andrew, Christopher, Jack, Kelly, Alison, Collins, Brian and Chenu, Karine (2022). Maximising water-limited yield in cereals by balancing pre- and post-anthesis growth. Australian Agronomy Conference, Toowoomba, QLD, Australia, 18-22 September 2022.
Shazadi, K., Chenu, K. and Christopher, J.T. (2022). Late, deep root development varies between wheat cultivars subjected to terminal water stress. Australian Agronomy Conference, Toowoomba, QLD, Australia, 18-22 September 2022.
Ullah, Najeeb, Christopher, Jack, Frederiks, Troy and Chenu, Karine (2022). A field-based technique for screening heat tolerance of wheat lines differing in maturity at matched developmental phases. Australian Agronomy Conference, Toowoomba, QLD, Australia, 18-22 September 2022.
Yahya, Muhammad, Ullah, Najeeb, Christopher, Jack and Chenu, Karine (2022). Can stay-green help to increase heat tolerance in wheat?. Australian Agronomy Conference, Toowoomba, QLD, Australia, 18-22 September 2022.
Fletcher, Andrew, Christopher, Jack, Kelly, Alison and Chenu, Karine (2022). Genomic prediction to accelerate breeding potential for increased transpiration efficiency in wheat. Australian Agronomy Conference, Toowoomba, QLD, Australia, 18-22 September 2022.
Chenu, Karine, Collins, Brian, Ullah, Najeeb, Frederiks, Troy and Christopher, Jack (2021). Increasing heat tolerance in wheat in West Australia. GRDC Updates, Perth, WA Australia, 23-23 February 2021. Barton, ACT Australia: Grains Research and Development Corporation.
Das, Sumanta, Christopher, Jack, Apan, Armando, Roy Choudhury, Malini, Chapman, Scott, Menzies, Neal W. and Dang, Yash P. (2020). UAV-thermal imaging: A robust technology to evaluate in-field crop water stress and yield variation of wheat genotypes. IEEE India Geoscience and Remote Sensing Symposium (InGARSS), Ahmedabad, India, 1-4 December 2020. Piscataway, NJ, United States: IEEE. doi: 10.1109/ingarss48198.2020.9358955
Borrell, Andrew, George-Jaeggli, Barbara, Oosterom, Erik van, Hammer, Graeme, Mace, Emma, Godwin, Ian, Liu, Guoquan, Wong, Albert, Matiwos, Temesgen, Bantte, Kassahun, Christopher, Jack, Hickey, Lee, Richard, Cecile, Robinson, Hannah and Jordan, David (2020). How do crops balance water supply and demand when water is limiting?. The Third International Tropical Agriculture Conference TropAg 2019 , Brisbane, QLD Australia, 11–13 November 2019. Basel, Switzerland: MDPI. doi: 10.3390/proceedings2019036208
Choudhury, Malini Roy, Christopher, Jack, Apan, Armando, Chapman, Scott, Menzies, Neal and Dang, Yash (2020). Integrated high-throughput phenotyping with high resolution multispectral, hyperspectral and 3D point cloud techniques for screening wheat genotypes on sodic soils. Third International Tropical Agriculture Conference (TROPAG 2019), Brisbane, Australia, 11–13 November 2019. Basel, Switzerland: MDPI . doi: 10.3390/proceedings2019036206
Fletcher, Andrew, Kelly, Alison, Christopher, Jack, Paccapela, Valeria and Chenu, Karine (2019). Using high-throughput phenotyping and genome wide association study (GWAS) techniques to identify molecular markers for transpiration efficiency in wheat. Australian Agronomy Conference, Wagga Wagga, NSW Australia, 25-29 August 2019. Wagga Wagga, NSW, Australia: Australian Society of Agronomy.
Amin, Asad, Christopher, Jack, Ababaei, Behnam, Cooper, Mark, Hayes, Ben, Voss-Fels, Kai, Hickey, Lee and Chenu, Karine (2019). Environmental characterization facilitate G × E interaction to highlight the role of stay-green traits for genetic gain. Translational Photosynthesis Conference: Innovations in Agriculture for Food Security (ASPS 2019), Brisbane, QLD, Australia, 30 June - 3 July 2019.
Chenu, Karine, Fletcher, Andrew, Ababaei, Behnam, Christopher, Jack, Kelly, Alison, Hickey, Lee, Van Oosterom, Erik and Hammer, Graeme (2019). Integrating crop modelling, physiology, genetics and breeding to aid crop improvement for changing environments in the Australian wheatbelt. International Tropical Agriculture Conference (TROPAG 2019), Brisbane, Australia, 11–13 November 2019. Basel, Switzerland: MDPI AG. doi: 10.3390/proceedings2019036004
Schilling, R.K., Taylor, J., Armstrong, R., Christopher, J., Dang, Y. and McDonald, G.K. (2019). Improving yield on sodic soil: assessing the value of genetic improvement. Agronomy Society Australia, Wagga Wagga, NSW, Australia, 25-29 August 2019. Wagga Wagga, NSW, Australia: Australian Society Agronomy.
Chenu, Karine, Fletcher, Andrew, Ababaei, Behnam, Christopher, Jack, Kelly, A., Hickey, Lee, Van Oosterom, Erik and Hammer, Graeme (2019). Integrating crop modelling, physiology, genetics and breeding to aid crop improvement for changing environments. International Tropical Agriculture Conference (TropAg2019), Brisbane, QLD Australia, 11-13 November 2019.
Borrell, Andrew, George-Jaeggli, Barbara, van Oosterom, Erik, Hammer, Graeme, Mace, Emma, Godwin, Ian, Liu, G., Wong, Albert, Temesgen, M., Kassahun, B., Christopher, Jack, Hickey, Lee, Richard, Cecile, Robinson, Hannah and Jordan, David (2019). Canopy and root plasticity for drought adaptation in cereals. Climate Change Linked Stress Tolerance in Plants (M4) (Keystone Symposia), Herrenhausen Palace, Hannover, Germany, 13-16 May 2019.
Anzooman, Monia, Dang, Yash, Christopher, Jack , Kopittke, Peter and Menzies, Neal (2019). Understanding the physiological basis for improved wheat seedling growth on dispersive sodic soils. GRDC Grains Research Update , Goondiwindi, QLD, Australia, 5-6 March 2019. Sydney, NSW Australia: Grains Research Development Corporation.
Dang, Yash, Christopher, Jack , Anzooman, Monia, Choudhury, Malini Roy and Menzies, Neal (2019). Wheat varietal tolerance to sodicity with variable subsoil constraints. GRDC Grains Research Update, Goondiwindi, QLD Australia, 5-6 March 2019. Sydney, NSW Australia: Grains Research Development Corporation.
Fletcher, A., Christopher, J., Hunter, M. and Chenu, K. (2018). A low-cost method for high-throughput phenotyping of transpiration efficiency. 15th Plant Biology Europe, Copenhagen, Denmark, 18-21 June 2018.
Christopher, J. T., Richard, C., Hickey, L., Chenu, K., Christopher, M. J. and Borrell, A. K. (2018). Phenotypic selection of cereal root traits for terminal drought-stressed environments. 5th Biennial International Plant Phenotyping Symposium, Adelaide, SA, Australia, 2-5 October 2018.
Richard, C., Hickey, L., Chenu, K., Christopher, M. J., Borrell, A. K. and Christopher, J. T. (2018). A novel phenotyping platform allows selection for cereal root traits. 4th International Society of Root Research Conference, Jerusalem, Israel, 8-12 July 2018.
Fletcher, A., Christopher, J., Kelly, A., Paccapelo, V. and Chenu, K. (2018). Genetics of transpiration efficiency in a wheat Nested Association Mapping population. 15th Plant Biology Europe, Copenhagen, Denmark, 18-21 June 2018.
Fletcher, A., Christopher, J. T. and Chenu, K. (2017). Shorter trials to increase screening throughput for transpiration efficiency in wheat. TropAg2017, International Tropical Agriculture Conference, Brisbane, Australia, 20-22 November 2017. Trop Ag.
Chenu, K., Fletcher, A., Vazquez-Carrasquer, V. and Christopher, J. T. (2017). How to improve drought adaptation in wheat?. TropAg2017, International Tropical Agriculture Conference, Brisbane, Australia, 20-22 November 2017. Trop Ag.
Christopher, J. T., Richard, C., Christopher, M. J., Borrell, A. K., Hickey, L. and Chenu, K. (2017). Speeding genetic progress for wheat adaptation to water-limited environments by integrating novel phenotyping for stay-green and root traits, crop modelling and nested association mapping populations. TropAg2017, International Tropical Agriculture Conference, Brisbane, Australia, 20-22 November 2017.
Borrell, A. K., George-Jaeggli, B., van Oosterom, E. J., Mace, E. S., Jordan, D. R., Kassahun, B., Matiwos, T., Vadez, V., Talwar, H., Christopher, J. T., Chenu, K., Richard, C., Robinson, H., Hickey, L., Nagothu, S. U. and Hammer, G. L. (2017). Adapting cereals to drought: genetic and management solutions. TropAg2017, International Tropical Agriculture Conference, Brisbane, Australia, 20-22 November 2017. Trop Ag.
Fletcher, Andrew, Christopher, Jack and Chenu, Karine (2017). Does trial duration affect transpiration efficiency estimates for wheat?. 18th Australian Society of Agronomy Conference, Ballarat, VIC Australia, 24-28 September 2017. Trafalgar Vic Australia: Australian Society of Agronomy.
Christopher, J. T., Richard, C., Veyradier, M., Christopher, M., Borrell, A. K., Hickey, L. and Chenu, K. (2017). Increasing genetic progress for wheat adaptation to water-limited environments by integrating novel phenotyping for stay-green and root traits, crop modelling and nested association mapping populations. Interdrought-V, Hyderabad, India, 21-25 February 2017.
Chenu, K., Fetcher, A., Vazquez-Carrasquer, V. and Christopher, J. T. (2017). Agriculture and climate change conference. Agriculture and Climate Change Conference, Sitges, Spain, 26-28 March 2017.
Vazquez-Carrasquer, V., Christopher, J. T. and Chenu, K. (2017). Agriculture and climate change conference. Agriculture and Climate Change Conference, Sitges, Spain, 26-28 March 2017.
Anzooman, Monia, Christopher, Jack T., Dang, Y., Kopittke, Peter M. and Menzies, Neal W. (2017). Seedling emergence force varies between wheat genotypes possibly assisting emergence from crusted soils. TropAg 2017, Brisbane, Australia, 20-22 November 2017.
Chenu, K., Casadebaig, P. and Christopher, J. (2016). From a global sensitivity analysis of a crop model to wheat improvement in the field. International Crop Modelling Symposium iCROPM2016, Berlin, Germany, 15-17 March 2016. Germany: AgMIP.
Christopher, J., Richard, C., Chenu, K., Christopher, M., Borrell, A. and Hickey, L. (2016). Rapid phenotyping combined with speed breeding to improve stay-green and root adaptation of wheat in water-limited environments. 7th International Crop Science Congress, Beijiing, China, 14-19 August 2016. Chinese Academy of Agricultural Sciences.
Chenu, Karine, Chapman, Scott, Tardieu, Francois, Casadebaig, Pierre, Christopher, Jack and Hammer, Graeme (2016). Bottom-up and top-down approaches – The value of modelling in trait dissection and phenotypic prediction. Hortimodel 2016, Avignon, France, 19-22 September 2016.
Christopher, J. T., Richard, C., Veyradier, M., Hickey, L., Christopher, M., Borrell, A. K. and Chenu, K. (2016). Stay-green and root trait physiology combined with crop modelling to improve crop adaptation. ComBio Conference, Brisbane, QLD Australia, 3-7 October 2016. Australian Society for Biochemistry and Molecular Biology (ASBMB).
Chenu, K., Fletcher, A., Vazquez-Carrasquer, V. and Christopher, J. T. (2016). Historical improvement in drought adaptation of Australian wheat varieties has coincided with changes in biomass partitioning, transpiration efficiency and root architecture. ComBio Conference, Brisbane, Australia, 3-7 October 2016. Australian Society for Biochemistry and Molecular Biology (ASBMB).
Vazquez-Carrasquer, V., Christopher, J. T. and Chenu, K. (2016). Effects of temperature on seedling root traits – Testing a new high-throughput phenotyping system in wheat. Combio Conference, Brisbane, Australia, 3-7 October 2016.
Vazquez-Carrasquer, V., Christopher, J. and Chenu, K. (2016). Impact of soil temperature on seedling roots in wheat. 7th International Crop Science Congress, Beijing, China, 14-19 August 2016.
Christopher, J., Richard, C., Chenu, K., Christopher, C., Borrell, A. and Hickey, L. (2015). Rapid phenotyping combined with speed-breeding to improve root adaptation of wheat in water-limited environments. 9th Symposium for the International Society of Root Research, Canberra, Australia, 6-9 October 2015.
Zheng, Bangyou, Chapman, Scott, Christopher, Jack, Frederiks, Troy and Chenu, Karine (2015). Predicting heading date and frost impact in wheat across Australia. 17th Australian Agronomy Conference, Hobart, Australia, 20-24 September 2015. Warragul, VIC Australia: Australian Society of Agronomy.
Christopher, J., Richard, C., Chenu, K., Christopher, M., Borrell, A. and Hickey, L. (2015). Integrating Rapid Phenotyping and Speed Breeding to Improve Stay-Green and Root Adaptation of Wheat in Changing, Water-Limited, Australian Environments. Agriculture and Climate Change conference, Amsterdam, The Netherlands, 15-17 February 2015.
Zheng, Bangyou, Chapman, Scott, Christopher, Jack, Frederiks, Troy and Chenu, Karine (2015). Frost trends and their estimated impact on yield in the Australian wheatbelt. Agriculture and Climate Change - Adapting Crops to Increased Uncertainty (AGRI 2015), Amsterdam, Netherlands, 15-17 February 2015. Amsterdam, Netherlands: Elsevier. doi: 10.1016/j.proenv.2015.07.244
Richard, Cecile, Hickey, Lee, Fletcher, Susan, Chenu, Karine, Borrell, Andrew and Christopher, Jack (2015). High-throughput phenotyping of wheat seminal root traits in a breeding context. Agriculture and Climate Change - Adapting Crops to Increased Uncertainty (AGRI 2015), Amsterdam, Netherlands, 15-17 February 2015. Amsterdam, Netherlands: Elsevier. doi: 10.1016/j.proenv.2015.07.179
Christopher, Jack, Richard, Cecile, Chenu, Karine, Christopher, Mandy, Borrell, Andrew and Hickey, Lee (2015). Integrating rapid phenotyping and speed breeding to improve stay-green and root adaptation of wheat in changing, water-limited, Australian environments. Agriculture and Climate Change - Adapting Crops to Increased Uncertainty (AGRI 2015), Amsterdam, Netherlands, 15-17 February 2015. Amsterdam, Netherlands: Elsevier. doi: 10.1016/j.proenv.2015.07.246
Richard, C., Hickey, L., Chenu, K. and Christopher, J. (2014). High-throughput phenotyping for seminal root angle in wheat in a breeding context. 15th Australasian Plant Breeding Conference, St Kilda, VIC, Australia, 26-29 October 2014.
Christopher, John T., Veyradier, Mathieu, Borrell, Andrew K., Harvey, Greg, Fletcher, Susan and Chenu, Karine (2014). Phenotyping novel stay-green traits to capture genetic variation in senescence dynamics. Interdrought IV Conference, Perth, WA Australia, 2–6 September 2013. Clayton, VIC Australia: C S I R O Publishing. doi: 10.1071/FP14052
Christopher, J., Chenu, K., Jennings, R., Harvey, G. and Fletcher, S. (2014). Phenotyping stay-green to improve yield in Australian cropping environments. 15th Australasian Plant Breeding Conference, St Kilda, VIC, Australia, 26-29 October 2014.
Borrell, A. K., Christopher, J. T., Veyradier, M., Harvey, G., Fletcher, S., Christopher, M., Jennings, R., Hammer, G. L. and Chenu, K. (2013). Fine-mapping candidates for 'stay-green' in sorghum reveals genes associated with canopy development and root growth. ID4: InterDrought-IV Conference 2013. The 4th International Conference on Integrated Approaches to Improve Crop Production under Drought-Prone Environments, Burswood, WA, Australia, 2-6 September, 2013.
Frederiks, Troy, Christopher, Jack and Borrell, Andrew (2013). Focusing reproductive cold stress research on the main target. WBA2013: Wheat Breeders Assembly 2013, Brisbane, QLD, Australia, 16-19 July, 2013. Brisbane, QLD, Australia: Wheat Breeding Society Of Australia.
Christopher, Jack, Chenu, Karine, Veyradier, Mathieu, Christopher, Mandy, Jennings, Raeleen, Harvey, Greg, Fletcher, Susan and Borrell, Andrew (2013). Stay-green traits in wheat are linked to yield in well-watered environments. WBA2013: Wheat Breeders Assembly 2013, Brisbane, QLD, Australia, 16-19 July, 2013. Brisbane, QLD, Australia: Wheat Breeding Society Of Australia.
Veyradier, Mathieu, Christopher, John (Jack) T. and Chenu, Karine (2013). Quantifying the potential yield benefit of root traits in a target population of environments. 7th International Conference on Functional-Structural Plant Models, Saariselkä, Finland, 9-14 June 2013. Helsinki, Finland: MELTA.
Chenu, Karine, Hammer, Graeme, van Oosterom, Erik, Christopher, Jack, McLean, Greg, Doherty, Al and Chapman, Scott (2012). Modelling crop physiology and genetics to simulate Genotype x Management x Environment (GxMxE) interactions. APSIM Users and Developers Forum, Canberra, Australia, 14 March 2012.
Chenu, K., Christopher, J. T., McLean, G., Payero, J. O. and Hammer, G. L. (2011). New lysimeter platforms to phenotype daily transpiration over the crop cycle in contrasting wheat lines. Wheat Breeding Assembly, Perth, Australia, 24-26 August 2011.
Frederiks, T. M., Christopher, J. T., Harvey, G., Kelly, A. and Borrell, A. K. (2011). Optimising methods of field screening for reproductive frost resistance. Wheat Breeders Assembly, Perth, Australia, 24-26 August 2011.
Frederiks, T.M., Christopher, J.T., Borrell, A.K. and Fletcher, S. (2011). Variation in frost susceptibility of barley (Hordeum vulgare L.) during head-emergence and implications for phenotyping. 9th International Plant Cold Hardiness Seminar (IPCHS), Luxembourg, Belgium, 17-22 July 2011.
Christopher, J. T., Borrell, A. K., Chenu, K., Jennings, R., Harvey, G., Manschadi, A. M. and Hammer, G. L. (2011). Characterising root systems throughout the life cycle to identify adaptive root traits for water-limitation. Wheat Breeding Assembly, Perth, Australia, 24-26 August 2011.
ManschadiAM, Christopher, J.T., HammerGL and DevoilP (2010). Experimental and modelling studies of drought-adaptive root architectural traits in wheat (Triticum aestivum L.). 7th Symposium of the International Society of Root Research, Vienna, Austria, 2-4 September, 2009. Bologna, Italy: Editrice compositori. doi: 10.1080/11263501003731805
Chenu, K., Hammer, G. L., Chapman, S. C., Christopher, J. and McLean, G. (2010). Functional whole-Plant modelling - The missing link between molecular biology and crop improvement?. Mathematical Modeling of Plant Development, Columbus, OH, USA, 27 September - 1 October 2010. Columbus, OH, United States: Mathematical Biosciences Institute, The Ohio State University.
Fuller, M. P., Christopher, J. and Fredericks, T. (2009). Low-temperature damage to wheat in head - matching perceptions with reality. 8th International Plant Cold Hardiness Seminar (8IPCHS), Saskatoon, Canada, 3-9 August 2007. Wallingford, Oxfordshire, United Kingdom: CABI International. doi: 10.1079/9781845935139.0012
Christopher, J. T., Manschadi, A., Hammer, G. L. and Borrell, A. K. (2008). Stay-green wheat for Australia's changing, dry environment. 11th International Wheat Genetics Symposium, Brisbane, Queensland, 24-29 Aug 2008. Sydney, Australia: Sydney University Press.
Christopher, John T., Borrell, Andrew K., Manschadi, A. M., Hammer, Graeme and Chapman, Scott (2004). Developing high yielding wheat for water limited environments in northern Australia. 4th International Crop Science Congress, Brisbane, QLD Australia, 26 September - 1 October 2004. Gosford, NSW Australia: The Regional Institute.
McRae, S. R., Christopher, J. T., Smith, J. A. C. and Holtum, J. A. M. (2002). Sucrose transport across the vacuolar membrane of Ananas comosus. 3rd International Congress on Crassulacean Acid Metabolism, Coconut Beach, Australia, 24-28 August 2001. Collingwood, VIC, Australia: CSIRO. doi: 10.1071/PP01227
Christopher, John T. and Holtum, Joseph A. M. (2000). Dicotyledons lacking the multisubunit form of the herbicide-target enzyme acetyl coenzyme A carboxylase may be restricted to the family Geraniaceae. International Conference on Assimilate Transport and Partitioning (ICATP 99), Newcastle, NSW, Australia, 15-20 August 1999. Collingwood, VIC, Australia: CSIRO.
Christopher, JT and Holtum, JA (1998). Dicotyledons sensitive to herbicides that inhibit acetyl-coenzymea carboxylase. XIth International Congress on Photosynthesis, Budapest Hungary, 17-22August 1998. Dordrecht, Netherlands: Kluwer Academic Publishers.
Christopher, J. T., Wooley, T. and Holtum, J. A. M. (1995). Carbon partitioning in the leaves of CAM plants. Xth International Photosynthesis Congress, Montpellier, France, 20-25 August 1995. DORDRECHT: Springer.
Keto, L.E., Holtum, J.A.M., Robinson, S. and Christopher, J.T. (1995). Platycerium bifurcatum ssp Veitchii: An Australian lithophytic elkhorn fern of the wet-dry tropics. Xth International Photosynthesis Congress, Montpellier, France, 20-25 August 1995. Dordrecht, Netherlands: Kluwer Academic.
Seminar Paper
Alahmad, Samir, Kang, Yichen, Rambla, Charlotte, Van Der Meer, Sarah, Smith, Millicent, Christopher, Jack, Chenu, Karine, Able, Jason A., Voss-Fels, Kai, Jordan, David R., Borrell, Andrew K., Smith, Daniel, Chapman, Scott, Watt, Michelle, Ober, Eric, Potgieter, Andries B., Wasson, Anton, Hickey, Lee T. and Robinson, Hannah (2022). Exploring root-shoot dynamics to enhance yield potential and stability of future wheat cultivars. Australian Breeding Assembly, August 2022, Narrabri, NSW, Australia. Centre for Crop Science, Queensland Alliance for Agriculture and Food Innovation, The University of Queensland, Brisbane.