Dr Harshi Gamage
Senior Scientific Officer
Queensland Alliance for Agriculture and Food Innovation
Journal Articles
Singh, Vijaya, Gamage, Harshi, Jones, Andrew, Wood, Hector Vera, Bruning, Brooke, James, Andrew, Van Drie, Philip, Purushotham, Neeraj, Oppenheimer, Robbie and Dalal, Ram C. (2025). Fungal endophytes influence soil organic carbon and nitrogen fractions promoting carbon sequestration and improving grain yield in soybean. Scientific Reports, 15 (1) 11402, 11402. doi: 10.1038/s41598-025-94982-3
Schmidt, Susanne, Krishnan, Vithya, Gamage, Harshi, Walsh, Michael, Huelsen, Tim, Wolf, Juliane, Wadewitz, Peter, Jensen, Paul, Das, Bianca and Robinson, Nicole (2025). Enabling the circular nitrogen economy with organic and organo-mineral fertilisers. Nutrient Cycling in Agroecosystems, 130 (1), 33-48. doi: 10.1007/s10705-024-10380-7
Brown, Christopher W., Harper, Karen, Dayananda, Buddhi, Gamage, Harshi, Lambrides, Christopher J. and Grof, Christopher P. L. (2024). Application of FTIR spectrometry for the assessment of cell wall composition and nutritional quality of Cenchrus spp accessions. Grass Research, 4 (1) e002, 1-10. doi: 10.48130/grares-0023-0029
Pennells, Jordan, Yu Lin, Teo, Schmidt, Susanne, Gamage, Harshi, Godwin, Ian D., Erickson, Todd E., Hosseinmardi, Alireza, Martin, Darren J. and Amiralian, Nasim (2018). Effects of the growth environment on the yield and material properties of nanocellulose derived from the Australian desert grass Triodia. Industrial Crops and Products, 126, 238-249. doi: 10.1016/j.indcrop.2018.09.057
Toon, A., Crisp, M. D., Gamage, H., Mant, J., Morris, D. C., Schmidt, S. and Cook, L. G. (2015). Key innovation or adaptive change? A test of leaf traits using Triodiinae in Australia. Scientific Reports, 5 (1) 12398, 1-12. doi: 10.1038/srep12398
Gamage, Harshi K., Memmott, Paul, Firn, Jennifer and Schmidt, Susanne (2014). Harvesting as an alternative to burning for managing spinifex grasslands in Australia. Advances in Ecological Research, 2014, 430431.1-430431.12. doi: 10.1155/2014/430431
Gamage, Harshi K., Mondal, Subrata, Wallis, Lynley A., Memmott, Paul, Martin, Darren, Wright, Boyd R. and Schmidt, Susanne (2012). Indigenous and modern biomaterials derived from Triodia ('spinifex') grasslands in Australia. Australian Journal of Botany, 60 (2), 114-127. doi: 10.1071/BT11285
Robinson, Nicole, Brackin, Richard, Vinall, Kerry, Soper, Fiona, Holst, Jirko, Gamage, Harshi, Paungfoo-Lonhienne, Chanyarat, Rennenberg, Heinz, Lakshmanan, Prakash and Schmidt, Susanne (2011). Nitrate paradigm does not hold up for sugarcane. PLoS One, 6 (4 Article # e19045) e19045, e19045. doi: 10.1371/journal.pone.0019045
Gamage, Harshi K. (2011). Phenotypic variation in heteroblastic woody species does not contribute to shade survival. AOB Plants, 11 (1) plr013. doi: 10.1093/aobpla/plr013
Gamage, Harshi K. (2010). Leaf serration in seedlings of heteroblastic woody species enhance plasticity and performance in gaps but not in the understory. International Journal of Ecology, 2010 (Article ID 683589) 683589, 1-9. doi: 10.1155/2010/683589
Gamage, Harshi K. and Schmidt, Susanne (2009). Short Communication. A robust method for chromosome quantification and ploidy determination in woody species. Australian Journal of Botany, 57 (2), 87-93. doi: 10.1071/BT09006
Paungfoo-Lonhienne, C., Lonhienne, T.G.A,, Rentsch, D., Robinson, N., Christie, M., Webb, R.I., Gamage, H. K., Carroll, B. J., Schenk, P. M.P. and Schmidt, Susanne (2008). Plants can use protein as a nitrogen source without assistance from other organisms. Proceedings of the National Academy of Sciences of the United States of America, 105 (11), 4524-4529. doi: 10.1073/pnas.0712078105
Gamage, Harshi K. and Jesson, Linley (2007). Leaf heteroblasty is not an adaptation to shade: seedling anatomical and physiological responses to light. New Zealand Journal of Ecology, 31 (2), 245-254.
Ashton, Mark S., Singhakumarab, B.M.P. and Gamage, Harshi K. (2006). Interaction between light and drought affect performance of Asian tropical tree species that have differing topographic affinities. Forest Ecology and Management, 221 (1-3), 42-51. doi: 10.1016/j.foreco.2005.09.017
Gamage, Harshi K., Singhakumara, B. M. P. and Ashton, Mark S. (2004). Effects of light and fertilization on arbuscular mycorrhizal colonization and growth of tropical rain-forest Syzygium tree seedlings. Journal of Tropical Ecology, 20 (5), 525-534. doi: 10.1017/S0266467404001592
Gamage, Harshi K., Ashton, Mark S. and Singhakumara, B. M. P. (2003). Leaf structure of syzygium spp. (myrtaceae) in relation to site affinity within a tropical rain forest. Botanical Journal of the Linnean Society, 141 (3), 365-377. doi: 10.1046/j.1095-8339.2003.00138.x
Singhakumara, B. M. P., Gamage, Harshi K. and Ashton, Mark S. (2003). Comparative growth of four Syzygium species within simulated shade environments of a Sri Lankan rain forest. Forest Ecology and Management, 174 (1-3), 511-520. doi: 10.1016/S0378-1127(02)00071-3
Conference Papers
Mcmillan, Hayley E., Liu, Guoquan, Shelton, H. Max, Dalzell, Scott A., Godwin, Ian D., Gamage, Harshi, Sharman, Cleo and Lambrides, Christopher J. (2019). Sterile leucaena becomes a reality?. International Leucaena Conference (ILC), Brisbane, Australia, 29 October-3 November 2018. Cali, Colombia: Centro Internacional de Agricultura Tropical (CIAT). doi: 10.17138/TGFT(7)74-79
Gamage, H., De Silva, S., Flutter, N., O'Rourke, T., Memmott, P., Martin, D. and Schmidt, S. (2010). Green building materials from spinifex. XXIII IUFRO World Congress, Seoul, Republic of Korea, 23-28 August, 2010. United Kingdom: Commonwealth Forestry Association.
Robinson, N., Gamage, H. K., Whan, A., Vinall, K., Fletcher, A., Brackin, R. T., Holst, J., Lakshmanan, P. and Schmidt, Susanne (2009). Evidence of differences in nitrogen use efficiency in sugarcane genotypes. Australian Society of Sugar Cane Technologists, Ballina, NSW, Australia, 6-8 May 2009. Brisbane, Australia: Australian Society of Sugar Cane Technologists.
Gamage, Harshi K., Prentis, Peter, Lowe, Andrew J., Lamont, Malcolm and Schmidt, Susanne (2006). Genetic and Physiological traits of diploid progenitors and newly synthesized polyploidy trees. IUFRO Division 2 Joint Conference: Low input breeding and genetic conservation of forest tree species, Antalya, Turkey, 9-13 October 2006.
Gamage, H. K., Jesson, L. K. and Drake, D. R. (2005). Influence of leaf form on photosynthetic carbon gain and growth of heteroblastic seedlings to light. XXII IUFRO World Congress, Brisbane, Australia, 8-13 August 2005. Shropshire, U.K.: Commonwealth Forestry Association.
Panditharathna, K. A. K., Singhakumara, B. M. P., Gamage, H. K. and Ashton, M. S. (2005). Differential responses to shade among canopy and understory tree seedlings of lowland tropical rain forest in Sri Lanka. XXII IUFRO World Congress, Brisbane, Australia, 8-13 August 2005. Shropshire, U.K.: Commonwealth Forestry Association.
Gamage, Harshi K., Jesson, L. K. and Drake, D. R. (2004). Why do plants change leaf morphology? Responses of homoblastic and heteroblastic seedlings to light. New Zealand Ecological Society Conference, Invergargill, New Zealand, 30 Aug-2 Sept 2004.
Gamage, Harshi K., Jesson, Linley K. and Drake, Donald R. (2003). Leaf anatomy and stomatal conductance: Do foliar responses determine the shadetolerance of homoblastic and heteroblastic seedlings?. New Zealand Ecological Society Conference 2003, Auckland, New Zealand, 16 - 20 November 2003. New Zealand Ecological Society.
Research Report
Memmott, Paul, Reser, Joseph, Head, Brian, Davidson, James, Nash, Daphne, O'Rourke, Tim, Gamage, Harshi, Suliman, Samid, Lowry, Andrew and Marshall, Keith (2013). Aboriginal responses to climate change in arid zone Australia: regional understandings and capacity building for adaptation. Southport, QLD, Australia: National Climate Change Adaptation Research Facility.