Dietary calcium and zinc deficiency risks are decreasing but remain prevalent DB Kumssa, EJM Joy, EL Ander, MJ Watts, SD Young, S Walker, ... Scientific reports 5 (1), 10974, 2015 | 455 | 2015 |
A simulation model of cereal–legume intercropping systems for semi-arid regions: I. Model development M Tsubo, S Walker, HO Ogindo Field crops research 93 (1), 10-22, 2005 | 433 | 2005 |
Comparisons of radiation use efficiency of mono-/inter-cropping systems with different row orientations M Tsubo, S Walker, E Mukhala Field Crops Research 71 (1), 17-29, 2001 | 370 | 2001 |
Farmers' perceptions of adaptation to climate change and water stress in a South African rural community S Gandure, S Walker, JJ Botha Environmental Development 5, 39-53, 2013 | 321 | 2013 |
Radiation interception and radiation use efficiency of three grain legumes under water deficit conditions in a semi-arid environment K Tesfaye, S Walker, M Tsubo European journal of Agronomy 25 (1), 60-70, 2006 | 228 | 2006 |
Gender influences on preschool children's social problem-solving strategies S Walker, K Irving, D Berthelsen The Journal of Genetic Psychology 163 (2), 197-209, 2002 | 228 | 2002 |
A model of radiation interception and use by a maize–bean intercrop canopy M Tsubo, S Walker Agricultural and Forest Meteorology 110 (3), 203-215, 2002 | 203 | 2002 |
Effect of minimum tillage and mulching on maize (Zea mays L.) yield and water content of clayey and sandy soils W Mupangwa, S Twomlow, S Walker, L Hove Physics and chemistry of the earth, parts A/B/C 32 (15-18), 1127-1134, 2007 | 192 | 2007 |
Productivity of maize-bean intercropping in a semi-arid region of South Africa M Tsubo, E Mukhala, HO Ogindo, S Walker Water Sa 29 (4), 381-388, 2003 | 188 | 2003 |
Reduced tillage, mulching and rotational effects on maize (Zea mays L.), cowpea (Vigna unguiculata (Walp) L.) and sorghum (Sorghum bicolor L.(Moench)) yields under semi-arid … W Mupangwa, S Twomlow, S Walker Field Crops Research 132, 139-148, 2012 | 176 | 2012 |
Use of traditional weather/climate knowledge by farmers in the South-western Free State of South Africa: Agrometeorological learning by scientists G Zuma-Netshiukhwi, K Stigter, S Walker Atmosphere 4 (4), 383-410, 2013 | 148 | 2013 |
Relationships between photosynthetically active radiation and clearness index at Bloemfontein, South Africa M Tsubo, S Walker Theoretical and Applied Climatology 80, 17-25, 2005 | 135 | 2005 |
Comparison of measured changes in seasonal soil water content by rainfed maize-bean intercrop and component cropping systems in a semi-arid region of southern Africa HO Ogindo, S Walker Physics and Chemistry of the Earth, Parts A/B/C 30 (11-16), 799-808, 2005 | 133 | 2005 |
Start, end and dry spells of the growing season in semi-arid southern Zimbabwe W Mupangwa, S Walker, S Twomlow Journal of Arid Environments 75 (11), 1097-1104, 2011 | 132 | 2011 |
Matching of crop and environment for optimal water use: the case of Ethiopia K Tesfaye, S Walker Physics and Chemistry of the Earth, Parts a/b/c 29 (15-18), 1061-1067, 2004 | 128 | 2004 |
The water budget of rainfed maize and bean intercrop S Walker, HO Ogindo Physics and Chemistry of the Earth, Parts A/B/C 28 (20-27), 919-926, 2003 | 119 | 2003 |
Soybean Leaflet Movements as an Indicator of Crop Water Stress1 DM Oosterhuis, S Walker, J Eastham Crop science 25 (6), 1101-1106, 1985 | 118 | 1985 |
Opportunities for underutilised crops in southern Africa’s post–2015 development agenda T Mabhaudhi, P O’Reilly, S Walker, S Mwale Sustainability 8 (4), 302, 2016 | 108 | 2016 |
Smallholder farmer perceived effects of climate change on agricultural productivity and adaptation strategies V Makuvaro, S Walker, TP Masere, J Dimes Journal of Arid Environments 152, 75-82, 2018 | 90 | 2018 |
The influence of conservation tillage methods on soil water regimes in semi-arid southern Zimbabwe W Mupangwa, S Twomlow, S Walker Physics and Chemistry of the Earth, Parts A/B/C 33 (8-13), 762-767, 2008 | 88 | 2008 |