| The effect of drought stress on yield, leaf gaseous exchange and chlorophyll fluorescence of dry beans (Phaseolus vulgaris L.) R Mathobo, D Marais, JM Steyn Agricultural Water Management 180, 118-125, 2017 | 331 | 2017 |
| Low-cost drip irrigation—A suitable technology for southern Africa?: An example with tomatoes using saline irrigation water L Karlberg, J Rockström, JG Annandale, JM Steyn Agricultural water management 89 (1-2), 59-70, 2007 | 155 | 2007 |
| Facilitating irrigation scheduling by means of the soil water balance model JG Annandale, N Benade, NZ Jovanovic, JM Steyn, N Du Sautoy, ... | 147 | 1999 |
| Water stress effects on winter canola growth and yield EH Tesfamariam, JG Annandale, JM Steyn Agronomy Journal 102 (2), 658-666, 2010 | 130 | 2010 |
| Climate change and potato production in contrasting South African agro-ecosystems 1. Effects on land and water use efficiencies AJ Haverkort, AC Franke, FA Engelbrecht, JM Steyn Potato Research 56, 31-50, 2013 | 105 | 2013 |
| A robust potato model: LINTUL-Potato-DSS AJ Haverkort, AC Franke, JM Steyn, AA Pronk, DO Caldiz, PL Kooman Potato Research 58, 313-327, 2015 | 96 | 2015 |
| Climate change and potato production in contrasting South African agro-ecosystems 3. Effects on relative development rates of selected pathogens and pests JE Van der Waals, K Krüger, AC Franke, AJ Haverkort, JM Steyn Potato Research 56, 67-84, 2013 | 78 | 2013 |
| Effect of plant spacing on growth and yield of lettuce (Lactuca sativa L.) in a soilless production system MM Maboko, CP Du Plooy South African journal of plant and soil 26 (3), 195-198, 2009 | 78 | 2009 |
| Evaluation of growth performance and dry matter partitioning of four processing potato (Solanum tuberosum) cultivars EB Geremew, JM Steyn, JG Annandale New Zealand Journal of Crop and Horticultural Science 35 (3), 385-393, 2007 | 72 | 2007 |
| Climate change and potato production in contrasting South African agro-ecosystems 2. Assessing risks and opportunities of adaptation strategies AC Franke, AJ Haverkort, JM Steyn Potato Research 56, 51-66, 2013 | 68 | 2013 |
| Plant Shoot Age and Temperature Effects on Essential Oil Yield and Oil Composition of Rose-Scented Geranium (Pelargonium sp.) Grown in South Africa NM Motsa, P Soundy, JM Steyn, RA Learmonth, N Mojela, C Teubes Journal of Essential Oil Research 18 (sup1), 106-110, 2006 | 66 | 2006 |
| Differences in bacterial diversity, composition and function due to long-term agriculture in soils in the eastern free State of South Africa JP Dube, A Valverde, JM Steyn, DA Cowan, JE Van der Waals Diversity 11 (4), 61, 2019 | 57 | 2019 |
| Growth, phenological, and yield response of upland rice (Oryza sativa L. cv. Nerica 4®) to water stress during different growth stages IN Alou, JM Steyn, JG Annandale, M Van der Laan Agricultural Water Management 198, 39-52, 2018 | 54 | 2018 |
| Yield gap analysis and resource footprints of Irish potato production systems in Zimbabwe O Svubure, PC Struik, AJ Haverkort, JM Steyn Field Crops Research 178, 77-90, 2015 | 51 | 2015 |
| Modelling crop growth and crop water relations in South Africa: Past achievements and lessons for the future A Singels, JG Annandale, JM De Jager, RE Schulze, NG Inman-Bamber, ... South African Journal of Plant and Soil 27 (1), 49-65, 2010 | 51 | 2010 |
| Response of Herbage Yield, Essential Oil Yield and Composition of South African Rose-Scented Geranium (Pelargonium sp.) to Conventional and Organic Nitrogen HT Araya, P Soundy, JM Steyn, C Teubes, RA Learmonth, N Mojela Journal of Essential Oil Research 18 (sup1), 111-115, 2006 | 48 | 2006 |
| Yield response of potato genotypes to different soil water regimes in contrasting seasons of a subtropical climate JM Steyn, HF Du Plessis, P Fourie, PS Hammes Potato Research 41, 239-254, 1998 | 48 | 1998 |
| Can crops be irrigated with sodium bicarbonate rich CBM deep aquifer water? Theoretical and field evaluation YG Beletse, JG Annandale, JM Steyn, I Hall, ME Aken ecological engineering 33 (1), 26-36, 2008 | 47 | 2008 |
| Potato crop response to genotype and environment in a subtropical highland agro-ecology L Molahlehi, JM Steyn, AJ Haverkort Potato Research 56, 237-258, 2013 | 46 | 2013 |
| Physiomorphological response of rose-scented geranium (Pelargonium spp.) to irrigation frequency BK Eiasu, JM Steyn, P Soundy South African Journal of Botany 78, 96-103, 2012 | 46 | 2012 |
