2005 Conference Publication Interpretation of tissue analysis for potassium nutrition in tropical root crops dependent on sodium concentrationO'Sullivan, J. N., Ivahupa, S., Asher, C. J. and Blamey, F. P. C (2005). Interpretation of tissue analysis for potassium nutrition in tropical root crops dependent on sodium concentration. Fifteenth International Plant Nutrition Colloquium, Beijing, China, 14-19 September 2005. Beijing, China: Tsinghua University Press. |
2005 Conference Publication Development of a computer-based extension support tool for diagnosising problems in sweetpotato cropsO'Sullivan, J. O., Norton, G., Amante, V. and Vasquez, E. (2005). Development of a computer-based extension support tool for diagnosising problems in sweetpotato crops. 1st International Symposium on Root and Tuber Crops: Food Down Under, Palmerston North, New Zealand, 9-12 February 2004. Leuven, Belgium: International Society for Horticultural Science. doi: 10.17660/ActaHortic.2005.670.15 |
2004 Conference Publication Improved fallow and live-staking of yam using Gliricidia sepium in Papua New GuineaErnest, James and O'Sullivan, Jane (2004). Improved fallow and live-staking of yam using Gliricidia sepium in Papua New Guinea. 4th International Crop Science Congress, Brisbane, Australia, 26 September-1 October 2004. Gosford, N.S.W., Australia: The Regional Institute. |
2004 Conference Publication Comparison of soil tests with plant response to nutrients in selected soils of VanuatuMelteras, Marie, O'Sullivan, Jane, Asher, Colin and Lebot, Vincent (2004). Comparison of soil tests with plant response to nutrients in selected soils of Vanuatu. 4th International Crop Science Congress, Brisbane, Australia, 26 September-1 October 2004. Gosford, N.S.W., Australia: The Regional Institute. |
2004 Conference Publication Development of a matrix-based, multi-media diagnostic key to sweetpotato problemsO'Sullivan, Jane, Norton, Geoff, Amante, Vilma and Vasquez, Erlinda (2004). Development of a matrix-based, multi-media diagnostic key to sweetpotato problems. 4th International Crop Science Congress, Brisbane, Australia, 26 September-1 October 2004. Gosford, N.S.W., Australia: The Regional Institute. |
2002 Conference Publication Nutrient deficiences in greater yam (Dioscorea alata) and their effects on leaf nutrient concentrationsO'Sullivan, J. N., Jenner, R. and Edwards, D. G. (2002). Nutrient deficiences in greater yam (Dioscorea alata) and their effects on leaf nutrient concentrations. 12th Symposium of the Intern'l Society for Tropical Root Crops, Tsukuba, Japan, 10-16 September, 2000. Tsukuba, Japan: Organising Committee of ISTRAC2000. |
2001 Conference Publication Leaf litter decomposition of Piper aduncum, Gliricidia sepium and Imperata cylindrica in the humid lowlands of Papua New GuineaHartemink, Alfred E. and O'sullivan, J. N. (2001). Leaf litter decomposition of Piper aduncum, Gliricidia sepium and Imperata cylindrica in the humid lowlands of Papua New Guinea. doi: 10.1023/A:1004868502539 |
2001 Conference Publication Selecting sweet potato genotypes tolerant of specific environmental constraintsO'Sullivan, J. N., Humphrey, B. and Igua, P. (2001). Selecting sweet potato genotypes tolerant of specific environmental constraints. Food Security for Papua New Guinea, PNG University of Technology, Lae, 26-30 June, 2000. Canberra, ACT: ACAIR. |
2001 Conference Publication Integrated nutrient management research on sweet potato at Hobu, Morobe ProvinceHartemink, A. E., Poloma, S. and O'Sullivan, J. N. (2001). Integrated nutrient management research on sweet potato at Hobu, Morobe Province. Food Security for Papua New Guinea, PNG University of Technology, Lae, 26-30 June, 2000. Canberra, ACT: ACIAR. |