Associate Professor Bruce Topp

Hardner, C. and Topp, B. (2018). Macadamia integrifolia and M. tetraphylla. In Lee Thomson, John Doran and Bronwyn Clarke (Ed.), Trees for life in Oceania: conservation and utilisation of genetic diversity (pp. 147-151) Canberra, ACT Australia: Australian Centre for International Agricultural Research.

Fanning, Kent, Stanley, Roger, Topp, Bruce, Russell, Dougal and Netzel, Michael (2016). Plum, prune, and ume juices. In Fereidoon Shahidi and Cesarettin Alasalvar (Ed.), Handbook of functional beverages and human health (pp. 501-512) Boca Raton, FL, United States: CRC Press.

Topp, Bruce L., Russell, Dougal M., Neumüller, Michael and Dalbó, Marco A. (2012). Plum. In Marisa Luisa Badenes and David H. Byrne (Ed.), Fruit breeding (pp. 571-621) New York, United States: Springer. doi:10.1007/978-1-4419-0763-9_15

Topp, B. L., Sherman, W. B. and Raseira, M. C. B. (2008). Low-chill cultivar development. In Desmond R. Layne and Daniele Bassi (Ed.), The peach: Botany, production and uses (pp. 106-138) Wallingford, Oxfordshire, United Kingdom: CABI Publishing.

O’Connor, Katie, Kilian, Andrzej, Hayes, Ben, Hardner, Craig, Nock, Catherine, Baten, Abdul, Alam, Mobashwer and Topp, Bruce (2019) Population structure, genetic diversity and linkage disequilibrium in a macadamia breeding population using SNP and silicoDArT markers. Tree Genetics & Genomes, 15 24. doi:10.1007/s11295-019-1331-z

Toft, B.D., Hanan, J. S., Topp, B., Auzmendi, I. and Wilkie, J.D. (2018) Can greater understanding of macadamia canopy architecture lay the foundation for orchard productivity improvements?. Acta Horticulturae, 1228: 51-58. doi:10.17660/actahortic.2018.1228.7

Alam, Mobashwer, Neal, Jodi, O'Connor, Katie, Kilian, Andrzej and Topp, Bruce (2018) Ultra-high-throughput DArTseq-based silicoDArT and SNP markers for genomic studies in macadamia. PLoS One, 13 8: e0203465. doi:10.1371/journal.pone.0203465

Toft, Benjamin D., Alam, Mobashwer and Topp, Bruce (2018) Estimating genetic parameters of architectural and reproductive traits in young macadamia cultivars. Tree Genetics and Genomes, 14 4: . doi:10.1007/s11295-018-1265-x

Toft, B. D., Alam, M. M. and Topp, B. L. (2018) Broad-sense heritability and inter-trait relationships in young macadamia architecture, flowering and yield. Acta Horticulturae, 1205: 609-616. doi:10.17660/actahortic.2018.1205.75

Howell, E., Russell, D., Alam, M. M. and Topp, B. L. (2018) Variability of initial and final nut set in elite macadamia selections using different pollination methods. Acta Horticulturae, 1205: 617-622. doi:10.17660/actahortic.2018.1205.76

Alam, M.M., Neal, J., Howell, E., Russell, D. and Topp, B.L. (2018) ‘MPM1’: a macadamia hybrid showing breakdown of biological rhythm in morphogenesis. Acta Horticulturae, 1205 1205: 631-636. doi:10.17660/actahortic.2018.1205.78

Alam, M.M., Howell, E., Hardner, C.M. and Topp, B.L. (2018) Variation in precocity in a macadamia breeding population. Acta Horticulturae, 1205 1205: 645-652. doi:10.17660/actahortic.2018.1205.80

O’Connor, K.M., Hardner, C.M., Alam, M.M., Hayes, B.J. and Topp, B.L. (2018) Variation in floral and growth traits in a macadamia breeding population. Acta Horticulturae, 1205 1205: 623-630. doi:10.17660/actahortic.2018.1205.77

O'Connor, Katie, Hayes, Ben and Topp, Bruce (2018) Prospects for increasing yield in macadamia using component traits and genomics. Tree Genetics & Genomes, 14 1: . doi:10.1007/s11295-017-1221-1

Akinsanmi, Olufemi A., Geering, Andrew D.W., Pandit, Pratibala, Topp, Bruce , O'Hare, P., Mulo, S. and Searle, C. (2017) Abnormal vertical growth syndrome in macadamia – how widespread, what causes it?. Australian Macadamia Society Ltd. News Bulletin, 45 4: 57-59.

Akinsanmi, O. A., Neal, J., Drenth, A. and Topp, B. (2017) Characterization of accessions and species of Macadamia to stem infection by Phytophthora cinnamomi. Plant Pathology, 66 2: 186-193. doi:10.1111/ppa.12566

Akinsanmi, Olufemi A., Wang, Gang, Neal, Jodi, Russell, Dougal, Drenth, Andre and Topp, Bruce (2016) Variation in susceptibility among macadamia genotypes and species to Phytophthora root decay caused by Phytophthora cinnamomi. Crop Protection, 87 37-43. doi:10.1016/j.cropro.2016.04.021

Neal, J. M, Russell, D. M, Giles, J. and Topp, B. L. (2016) Assessing nut germination protocols for macadamia cultivar 'Beaumont'. Acta Horticulturae, 1109 1109: 189-196. doi:10.17660/ActaHortic.2016.1109.31

Neal, J. M., Kelly, A., Hardner, C. M., McConchie, C. and Topp, B. L. (2016) Preliminary evaluation of macadamia rootstocks for yield and tree height. Acta Horticulturae, 1109: 181-187. doi:10.17660/ActaHortic.2016.1109.30

Topp, B., Perez, S., Krolow, D., Correa, E., Russell, D. and Neal, J. (2015) Use of the Mexican peach 'Nieve' for breeding new cultivars in Australia. Acta Horticulturae, 1084 1084: 119-123. doi:10.17660/ActaHortic.2015.1084.14

Fanning, Kent, Topp, Bruce, Russell, Dougal and Netzel, Michael (2014) Western plums make room – opportunities to develop the health profile and functional applications of Asia’s plums. Food Asia Pacific, 1 2: 25-25.

Bobrich, Anna, Fanning, Kent J., Rychlik, Michael, Russell, Dougal, Topp, Bruce and Netzel, Michael (2014) Phytochemicals in Japanese plums: impact of maturity and bioaccessibility. Food Research International, 65 Part A: 20-26. doi:10.1016/j.foodres.2014.06.030

Fanning, Kent, Topp, Bruce, Berecry, Rowan, Stanley, Roger and Netzel, Michael (2014) Plums: an untapped nutritional source. The World of Food Ingredients, 09 82-83.

Fanning, Kent J., Topp, Bruce, Russell, Dougal, Stanley, Roger and Netzel, Michael (2014) Japanese plums (Prunus salicina Lindl.)and phytochemicals – breeding, horticultural practice, postharvest storage, processing and bioactivity. Journal of The Science of Food and Agriculture, 94 11: 2137-2147. doi:10.1002/jsfa.6591

Akinsanmi, Olufemi A., Topp, Bruce and Drenth, Andre (2012) Pericarps retained in the tree canopy and stomatal abundance are components of resistance to husk spot caused by Pseudocercospora macadamiae in macadamia. Euphytica, 185 2: 313-323. doi:10.1007/s10681-012-0645-9

Topp, Bruce L., Russell, Dougal M., Neumuller, Michael, Dalbó, Marco A. and Liu, Weisheng (2012) Erratum to Plum [8, (2012)] doi: 10.1007/978-1-4419-0763-9_15. Fruit Breeding, E5-E6. doi:10.1007/978-1-4419-0763-9_23

Russell, D. M. and Topp, B. L. (2011) 'Queen Garnet' (Prunus salicina) Japanese plum. Plant Varieties Journal, 24 3: 141-143.

Topp, B.L. and Sherman, W.B. (2000) Nectarine skin speckling is associated with flesh soluble solids content. Journal of the American Pomological Society, 54 4: 177-182.

Topp, B. L. and Sherman, W. B. (1995) Plum bacterial spot resistance in leaves and stems measured by a selection index. Acta Horticulturae, 403: 47-50. doi:10.17660/actahortic.1995.403.6

Topp, B. L., Sherman, W. B., Stall, R. E., Minsavage, G. V. and Wilcox, C. J. (1993) Comparison of Greenhouse Methods for Assessing Resistance to Bacterial Leaf Spot in Plum. Journal of the American Society for Horticultural Science, 118 5: 667-671.

Topp, B.L., Sherman, W.B., Huber, D.A. and Linda, S.B. (1993) Combining abilities of 5 Japanese plum cultivars for resistance to xanthomonas stem canker. Hortscience, 28 7: 727-729.

Sherman, W.B., Topp, B.L. and Lyrene, P.M. (1992) Breeding low-chill Japanese-type plums for subtropical climates. Acta Horticulturae, 317: 149-154. doi:10.17660/actahortic.1992.317.16

Sherman, W.B., Rodriguez, J. and Topp, B.L. (1992) Peaches and nectarines developed but not released by the University of Florida. Fruit Varieties Journal, 46 2: 124-127.

Topp, B. L. and Russell, D. M. (1990) 'Granite Supreme' peach. HortScience, 25 8: 986-986.

Topp, B.L. and Russell, D.M. (1990) 'Queensland Bellerosa' plum. HortScience, 25 7: 814-814.

Topp, B.L. and Russell, D.M. (1990) 'Queensland Earlisweet' cherry plum. HortScience, 25 6: 713-713.

Topp, B. L. and Sherman, W. B. (1990) Sources of bacterial spot resistance in Japanese-type plum cultivars. Fruit Varieties Journal, 44 1: 32-35.

Topp, B.L. and Sherman, W.B. (1989) The relationship between temperature and bloom-to-ripening period in low-chill peach. Fruit Varieties Journal, 43 4: 155-158.

Topp, B. L. and Russell, D. M. (1989) Breeding early ripening Japanese plums. Acta Horticulturae, 240: 27-30. doi:10.17660/actahortic.1989.240.2

Topp, B.L., Heaton, J.B. and Russell, D.M. (1989) Introduction and evaluation of stonefruit varieties for the granite belt of Queensland. Acta Horticulturae, 240: 39-42. doi:10.17660/actahortic.1989.240.5

Topp, B.L., Heaton, J.B., Russell, D.M. and Mayer, R. (1989) Field susceptibility of Japanese-type plums to Xanthomonas campestris pv. pruni. Australian Journal of Experimental Agriculture, 29 6: 905-909. doi:10.1071/ea9890905

Alam, M.M., Wilkie, J. and Topp, B.L. (2018) Early growth and graft success in macadamia seedling and cutting rootstocks. Acta Horticulturae, 1205: 637-644. doi:10.17660/actahortic.2018.1205.79

Jeff-Ego, O., Akinsanmi, O., Topp, B., Henderson, J. and Drenth, A. (2018). Varietal susceptibility to multiple Phytophthora species in macadamia. In: International Congress of Plant Pathology (ICPP), Boston MA, United States, (30-30). July 29-3 August 2018.

Alam, Mobashwer, Hardner, Craig, Nock, Catherine, O'Connor, Katie and Topp, Bruce (2017). Historical and molecular evidence of genetic identity of 'HAES741' and 'HAES660' macadamia cultivars. In: International Macadamia Research Symposium, Hawaii, United States, (). 13-14 September 2017.

O'Connor, Katie, Hayes, Ben, Hardner, Craig, Mobashwer Alam and Topp, Bruce (2017). Indirect prediction of macadamia yield through a genome wide association study of component traits. In: International Macadamia Research Symposium, Hawaii, United States, (). 13-14 September 2017.

Mai, Thuy, Alam, Mobashwer, Topp, Bruce, Hardner, Craig and Henry, Robert (2017). Searching for extended variability in nut characteristics in wild macadamia gene pool. In: International Tropical Agriculture Conference TropAg 2017, Brisbane, Australia, (69). 19-20 November 2017.

Alam, Mohammad, Wilkie, John, Kelly, Allison, Hardner, Craig and Topp, Bruce (2017). Genetic diversity and variability in graft success in Australian macadamia rootstocks. In: International Macadamia Research Symposium, Hawaii, United States, (). 13-14 September 2017.

Topp, Bruce, Hardner, Craig, Alam, Mobashwer, Akinsanmi, Olufemi, O'Connor, Katie, Mai, Thuy and Russell, Dougal (2017). Opportunities and challenges in macadamia breeding. In: International Macadamia Research Symposium, Hawaii, USA, (). 13-14 September 2017.

Jeff-Ego, Olumide, Drenth, Andre, Akinsanmi, Olufemi A., Henderson, J and Topp, Bruce (2017). Are multiple Phytophthora species associated with macadamia?. In: Science Protecting Plant Health - a joint Conference of the Australasian Plant Pathology Society Conference and the Plant Biosecurity Cooperative Research Centre, Brisbane, Australia, (). 26-28 September 2017.

Jeff-Ego, Olumide, Akinsanmi, Olufemi A., Henderson, J., Topp, Bruce and Drenth, Andre (2017). Early screening for Phytophthora cinnamomi resistance in macadamia trees. In: TropAg2017, International Tropical Agriculture Conference, Brisbane, Australia, (). 20-22 November 2017.

Toft, B., Topp, B. and Alam, M. (2017). Trait mining for high-density macadamia planting systems: how important are more detailed architectural characteristics. In: International Macadamia Research Symposium, Hawaii, United States, (). 13-14 September 2017.

Mai, Thuy, Alam, Mobashwer, Henry, Robert, Hardner, Craig and Topp, Bruce (2017). Prospects of utilizing wild germplasm for future improvement of macadamia. In: International Tropical Agriculture Conference TropAg2017, Brisbane, Australia, (69). 20-22 November 2017.

Alam, Mobashwer, Neal, Jodi, O'Connor, Katie, Nock, Catherine, Langdon, Kirsty and Topp, Bruce (2017). Morphological and molecular characterization of self-pollinated vs naturally out-crossed progeny of macadamia: a case study of 'HAES741'. In: TropAg2017: Book of Poster Abstracts. International Tropical Agriculture Conference TropAg 2017, Brisbane, Australia, (61-61). 19-20 November 2017.

Russell, D. M., Neal, J. M., Mayer, R., Bell, D. and Topp, B. L. (2016). Variation of cutting rooting ability in cultivated and wild species of Macadamia. In: Roderick A. Drew, Ian J. Warrington and Luseane Taufa, XXIX International Horticultural Congress on Horticulture: Sustaining Lives, Livelihoods and Landscapes (IHC2014): International Symposium on Nut Crops. XXIX International Horticultural Congress on Horticulture: Sustaining Lives, Livelihoods and Landscapes (IHC2014), Brisbane, Australia, (197-202). 17-22 August 2014. doi:10.17660/ActaHortic.2016.1109.32

Topp, B., Hardner, C. M., Neal, J., Kelly, A., Russell, D., McConchie, C. and O'Hare, P. (2016). Overview of the Australian macadamia industry breeding program. In: XXIX International Horticultural Congress on Horticulture: Sustaining Lives, Livelihoods and Landscapes (IHC2014): International Symposium on Plant Breeding in Horticulture. XXIX International Horticultural Congress on Horticulture: Sustaining Lives, Livelihoods and Landscapes (IHC2014), Brisbane, Australia, (45-50). 17 - 22 August 2014. doi:10.17660/ActaHortic.2016.1127.8

Ko, L., Russell, D., Goodrich, B., Berecry, R. and Topp, B. (2016). Molecular tools for improved productivity in Queensland plum orchards. In: XXIX International Horticultural Congress on Horticulture: Sustaining Lives, Livelihoods and Landscapes (IHC2014): International Symposium on Plant Breeding in Horticulture. XXIX International Horticultural Congress on Horticulture: Sustaining Lives, Livelihoods and Landscapes (IHC2014), Brisbane, Australia, (283-287). 17 - 22 August 2014. doi:10.17660/ActaHortic.2016.1127.44

Akinsanmi, Olufemi A., Russell, D., Neal J., Drenth A and Topp B. (2015). Prospects of genetic resources for Phytophthora cinnamomi resistance in macadamia. In: 7th International Macadamia symposium, Kruger National Park, South Africa, (). 11-13 August 2015.

Russell, D., Bignell, G., Neal, J. and Topp, B. (2015). Testing low chill peaches and nectarines in subtropical and temperate Queensland, Australia. In: C. Xiloyannis, P. Inglese and G. Montanaro, Proceedings of the VIIIth International Peach Symposium. 8th International Peach Symposium, Matera, Italy, (357-360). 17-20 June 2013.

Netzel, M. E., Fanning, K., Russell, D., Stanley, R. and Topp, B. (2015). Bioactive anthocyanins in 'Queen Garnet' plum - maturity and bioaccessibility. In: XXIX International Horticultural Congress on Horticulture: Sustaining Lives, Livelihoods and Landscapes (IHC2014): VI International Symposium on Human Health Effects of Fruits and Vegetables (FAVHEALTH 2014). XXIX International Horticultural Congress: IHC2014, Brisbane, Australia, (219-222). 17-22 August, 2014. doi:10.17660/ActaHortic.2015.1106.33

Netzel, Michael, Bobrich, Anna, Topp, Bruce, Russell, Dougal, Netzel, Gabi, Flanagan, Bernadine, Gidley, Michael and Fanning, Kent (2014). Biofortified produce – Queen Garnet a new high anthocyan plum. In: 38th Annual Scientific Meeting of the Nutrition Society of Australia, Hobart, TAS, Australia, (20-20). 26-28 November 2014. doi:10.1016/j.jnim.2014.10.065

Nock, C. J., Baten, A., Hancock, W., Kawamata, A., Craig Hardner, Bruce Topp, Robert Henry and King, G. J. (2014). In Harvesting the macadamia genome. In: Plant and Animal Genome XXII Conference, San Diego, (). 11-15 January 2014.

Netzel, Michael, Fanning, Kent, Netzel, Gabriele, Topp, Bruce, Russel, Dougal and Stanley, Roger (2014). Queen Garnet Plum – a “novel” source of dietary Anthocyanins. In: Scientific Seminar Series, Nutrition Society of Australia (NSA), QLD Branch, Coopers Plains, QLD, Australia, (). 15 August 2014.

Netzel, M., Fanning, K., Netzel, G., Edwards, D., Trloar, T., Stanley, Russell, D. and Topp, B. (2013). Breeding high anthocyanin plums for potential health functionality. In: Proceedings of the 5th International Symposium on human health effects of fruits and vegetables (FAV Health 2012). 5th International Symposium on human health effects of fruits and vegetables (FAV Health 2012), Dharwad, India, (37-37). 6-10 November 2012.

Fanning, K., Edwards, D., Netzel, M., Stanley, R., Netzel. G., Russell, D. and Topp, B. (2013). Increasing anthocyanin content in queen garnet plum and correlations with in-field measures. In: Proceedings of the 10th International Symposium on Plum and Prune Genetics, Breeding and Pomology. 10th International Symposium on Plum and Prune Genetics, Breeding and Pomology, Davis, CA, United States, (97-104). 20-26 May 2012.

Topp, B. L., Hardner, C. M. and Kelly, A. M. (2012). Strategies for breeding macadamias in Australia. In: J. M. Leitão, Proceedings of the XXVIII International Horticultural Congress on Science and Horticulture for People: Proceedings of the International Symposium on New Developments in Plant Genetics and Breeding. IHC2010: 28th International Horticultural Congress on Science and Horticulture for People, Lisboa, Portugal, (47-53). 22-27 August, 2010. doi:10.17660/ActaHortic.2012.935.6

Topp, B. L., Bignell, G. W., Russell, D. M. and Wilk, P. (2012). Breeding low-chill peaches in subtropical Queensland. In: J. Girona and J. Marsal, Proceedings of the Seventh International Peach Symposium. 7th International Peach Symposium, Lleida, Spain, (109-116). 8-11 June, 2009.

Topp, B. L., Russell, D. M., Bignell, G. M., Giles, J. E. and Noller, J. M. (2012). Performance of five mume (Prunus mume) cultivars in Southern Queensland, Australia. In: Proceedings of the XXVIII International Horticultural Congress On Science and Horticulture for People: Proceedings of the International Symposium On Environmental, Edaphic, and Genetic Factors Affecting Plants, Seeds and Turfgrass. XXVIII International Horticultural Congress (IHC2010), Lisbon, Portugal, (475-482). 22-27 August 2010. doi:10.17660/ActaHortic.2012.938.62

Hamill, S., Promchot, S., Bignell, G., Giles, J. and Topp, B. (2009). Vermiculite Improves Early Development and Survival of Low Chill Stone-Fruit Embryos Rescued In Vitro. In: Proceedings of the Sixth International Symposium on In Vitro Culture and Horticultural Breeding. 6th International Symposium on In Vitro Culture and Horticultural Breeding, Brisbane, Australia, (79-83). 16 June 2009.

Hamill, S.D., Beppu, K., Topp, B.L., Russell, D.M. and DeFaveri, J. (2005). Effects of media and fruit ripeness on germination and transplanting of in vitro cultured embryos from low-chill peach and nectarine. In: R. Drew, International Symposium on Harnessing the Potential of Horticulture in the Asian-Pacific Region, Coolum, QLD, Australia, (145-148). 1-3 September 2004. doi:10.17660/ActaHortic.2005.694.23

Russell, D. M. and Topp, B. L. (2002). Performance of Brazilian stonefruit varieties in a temperate region of Australia. In: V International Peach Symposium, Davis, CA, United States, (149-155). *.

Topp, B.L. and Sherman, W.B. (2000). Breeding strategies for developing temperate fruits for the subtropics, with particular reference to Prunus. In: Proceedings of the XXV International Horticultural Congress: Part 12. XXVth International Horticultural Congress, Brussels, Belgium, (235-240). 2-7 August 1998. doi:10.17660/ActaHortic.2000.522.26

George, A. P., Broadley, R. H., Nissen, R. J., Hamill, S. D. and Topp, B. L. (1999). Breeding strategies for atemoya and cherimoya. In: V. Van Damme, P. Van Damme and X. Scheldeman, 1st International Symposium on Cherimoya, Loja, Ecuador, (255-260). 16-19 March 1999. doi:10.17660/ActaHortic.1999.497.13

Porter, G. W., Richards, G. D., Topp, B. L. and Sherman, W. B. (1996). Low-chill, non-melting flesh peaches with fresh market and export potential. In: , , (53-60). . doi:10.17660/ActaHortic.1996.374.6

Topp, B. L. and Sherman, W. B. (1990). Potential for low chill Japanese plums in Florida. In: Proceedings of Florida State Horticultural Society. 103rd Annual Meeting of the Florida State Horticultural Society, Florida, (294-298). 1990.

Sherman, W. B., Topp, B. L. and Lyrene, P. M. (1990). Non-melting flesh for fresh market peaches. In: Proceedings of the Florida State Horticultural Society. 103rd Annual Meeting of the Florida State Horticultural Society, Florida, (293-294). 1990.

Topp, B. L. and Sherman, W. B. (1990). Location influences on fruit traits of low-chill peaches in Australia. In: Proceedings of the Florida State Horticultural Society. 102nd Annual Meeting of the Florida State Horticultural Society, Tampa, FL, United States, (195-199). 31 October -2 November 1989.

Topp, Bruce, Alam, Mobashwer and Mai, Thuy (2018): DArTseq markers of wild macadamia species. The University of Queensland. Dataset. doi:10.14264/uql.2018.395

Topp, Bruce and Alam, Mobashwer (2018): DArTseq based silicoDArT and SNP data. The University of Queensland. Dataset. doi:10.14264/uql.2018.394

Bruce Topp, O'Connor, Katie and Mohammad ALAM (2018): SNPs and silicoDArT markers of B1.2 progeny and parents. The University of Queensland. Dataset. doi:10.14264/uql.2018.491

Bignell, Grant, O'Hare, Paul and Topp, Bruce (2016, May 01). Macadamia Breeding Progeny Trials: What Did We Learn?. Horticulture Innovation Australia, p.68-69.

Topp, Bruce, Russell, Dougal and Howell, Eddie (2016, May 01). Using a Mexican peach for breeding new cultivars in Australia. Australian Stonefruit Grower, p.14-17.

Associate Professor Bruce Topp

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