Issue
OCL
Volume 33, 2026
Oilseeds and protein crops in Africa: feedback from experience and new perspectives / Les oléoprotéagineux en Afrique : retours d'expérience et nouvelles perspectives
Article Number 18
Number of page(s) 14
DOI https://doi.org/10.1051/ocl/2026010
Published online 24 April 2026
  • Adisa OM, Botai CM, Botai JO, Hassen A, Darkey D, Tesfamariam E, Adisa AF, Adeola AM, Ncongwane KP. 2018. Analysis of agro-climatic parameters and their influence on maize production in South Africa. Theor Appl Climatol 134: 991–1004. [Google Scholar]
  • Ahmed B, Sultana M, Zaman J, Paul SK, Rahman MM, Islam MR, Majumdar F. 2015. Effect of sowing dates on the yield of sunflower. Bangladesh agron J 18(1): 1–5. [Google Scholar]
  • Baier W. 1966. Studies on dew formation under semi-arid conditions. Agric For Meteorol 3 (1–2): 103–112. [Google Scholar]
  • Canavar Ö, Ellmer F, Chmielewski F. 2010. Investigation of yield and yield components of sunflower (Helianthus annuus L.) cultivars in the ecological conditions of Berlin (Germany). Helia 33(53): 117–130. [Google Scholar]
  • Canavar O, Kaptan MA. 2014. Changes in macro and micro plant nutrients of sunflower (Helianthus annuus L.) under drought stress. Scientific Papers. Series A. Agronomy LVII:136–139 [Google Scholar]
  • Chimenti C, Hall A. 2001. Grain number responses to temperature during floret differentiation in sunflower. Field Crops Res 72(3): 177–184. [Google Scholar]
  • Connor D, Sadras V. 1992. Physiology of yield expression in sunflower. Field Crops Res 30 (3–4): 333–389. [Google Scholar]
  • Corbineau F, Gay-Mathieu C, Vinel D, Côme D. 2002. Decrease in sunflower (Helianthus annuus) seed viability caused by high temperature as related to energy metabolism, membrane damage and lipid composition. Physiol Plant 116(4): 489–496. [Google Scholar]
  • Coulibaly T, Islam M, Managi S. 2020. The impacts of climate change and natural disasters on agriculture in African countries. Econ Disaster Clim Chang 4: 347–364. [Google Scholar]
  • Creux N, du Toit Deon, Mathobisa Theodora, Ceronio Gert. 2022. When is it too late to plant? Avaliable from https://sagrainmag.co.za/2022/11/04/when-is-it-too-late-to-plant/ (last consult: 2025/05/11) [Google Scholar]
  • DAFF. 2010. Sunflower production guide. Avaliable from https://opot.co.za/imgs/crops/sunflowers/web-studies/01-agronomy/1-1-production-practices/a-general/sunflower-production-guideline-daff-2010.pdf (last consult: 2025/05/11) [Google Scholar]
  • De la Haba P, De la Mata L, Molina E, Agüera E. 2014. High temperature promotes early senescence in primary leaves of sunflower (Helianthus annuus L.) plants. Can J Plant Sci 94(4): 659–669. [Google Scholar]
  • Debaeke P, Casadebaig P, Flenet F, Langlade N. 2017. Sunflower crop and climate change: vulnerability, adaptation, and mitigation potential from case-studies in Europe. OCL 24(1): 15. [Google Scholar]
  • De Vos R, Dreyer J, Lea J. 1985. Effect of planting date on the phenology, seed yield, and fatty acid composition of three sunflower (Helianthus annuus L.) cultivars. S Afr J Plant Soil 2(4): 207–210. [Google Scholar]
  • Draper NR, Hunter WG. 1969. Transformations: some examples revisited. Technometrics 11(1): 23–40. [Google Scholar]
  • Engelbrecht CJ, Engelbrecht FA. 2016. Shifts in Köppen-Geiger climate zones over southern Africa in relation to key global temperature goals. Theor Appl Climatol 123:247–261. [Google Scholar]
  • Engelbrecht F, Adegoke J, Bopape M-J, Naidoo M, Garland R, Thatcher M, McGregor J, Katzfey J, Werner M, Ichoku C. 2015. Projections of rapidly rising surface temperatures over Africa under low mitigation. Environ Res Lett 10(8): 085004. [Google Scholar]
  • FAOSTAT. 2022. Crop and livestock statistics. Avaliable from https://openknowledge.fao.org/server/api/core/bitstreams/0c372c04-8b29-4093-bba6-8674b1d237c7/content (last consult: 2025/05/11) [Google Scholar]
  • Ferreira A, Abreu F. 2001. Description of development, light interception and growth of sunflower at two sowing dates and two densities. Math Comput Simul 56 (4–5): 369–384. [Google Scholar]
  • Flagella Z, Rotunno T, Tarantino E, Di Caterina R, De Caro A. 2002. Changes in seed yield and oil fatty acid composition of high oleic sunflower (Helianthus annuus L.) hybrids in relation to the sowing date and the water regime. Eur J Agron 17(3): 221–230. [Google Scholar]
  • Gay C, Corbineau F, Côme D. 1991. Effects of temperature and oxygen on seed germination and seedling growth in sunflower (Helianthus annuus L.). EEB 31(2): 193–200. [Google Scholar]
  • Gebremedhin T, Haile GG, Gebremicael T, Libsekal H, Reda KW. 2023. Balancing crop water requirements through supplemental irrigation under rainfed agriculture in a semi-arid environment. Heliyon 9(8): 1–12. [Google Scholar]
  • Gesch R, Mohammed Y, Walia M, Hulke B, Anderson J. 2022. Double-cropping oilseed sunflower after winter camelina. Ind Crops Prod 181:114811. [Google Scholar]
  • Gintsioudis I, Danalatos GJ, Bartzialis D, Giannoulis KD, Danalatos NG. 2024. Accumulated thermal units method for predicting development stages, and potential seed yield of sunflower (Helianthus annuus) under Mediterranean conditions. Ind Crops Prod 221:119383. [Google Scholar]
  • Group S. 1991. Soil classification: a taxonomic system for South Africa. Dep. of Agric. Development, Pretoria, South Africa. Avaliable from https://www.fertasa.co.za/wp-content/uploads/2023/08/1.3-Soil-classification-MHTMPHRB-Final.pdf (last consult: 2025/05/11) [Google Scholar]
  • Hoffmann R, Dimitrova A, Muttarak R, Crespo Cuaresma J, Peisker J. 2020. A meta-analysis of country-level studies on environmental change and migration. Nat Clim Change 10(10): 904–912. [Google Scholar]
  • Kiniry J, Blanchet R, Williams J, Texier V, Jones C, Cabelguenne M. 1992. Sunflower simulation using the EPIC and ALMANAC models. Field Crops Res 30 (3-4): 403–423. [Google Scholar]
  • Köppen W, Volken E, Brönnimann S. 2011. The thermal zones of the earth according to the duration of hot, moderate and cold periods and to the impact of heat on the organic world (Translated from: Die Wärmezonen der Erde, nach der Dauer der heissen, gemässigten und kalten Zeit und nach der Wirkung der Wärme auf die organische Welt betrachtet, Meteorol Z 1884, 1, 215-226). Meteorol Z 20(3): 351–360. [Google Scholar]
  • Levy BS, Patz JA. 2015. Climate change, human rights, and social justice. Ann Glob Health 81(3): 310–322. [Google Scholar]
  • Lumivero. 2023. XLSTAT statistical and data analysis solution. New York. USA.. [Google Scholar]
  • Ma’ali S, Cochrane N, Makgoga W, Erasmus J. 2024. The impact of planting dates and hybrid selection on sunflower seed yield and oil content. S Afr J Plant Soil 41 (1–3): 3–12. [Google Scholar]
  • Mangani R, Gunn KM, Creux NM. 2023. Projecting the effect of climate change on planting date and cultivar choice for South African dryland maize production. Agric For Meteorol 341:109695. [Google Scholar]
  • Mangani R, Mazarura J, Matlou S, Marquart A, Archer E, Creux N. 2025. The impact of past and current district-level climatic shifts on maize production and the implications for South African farmers. Theor Appl Climatol 156(2): 109. [Google Scholar]
  • Mangani, R., Archer, E., Engelbrecht, C., Bellocchi, G., Mukiibi, A., Creux, N.M. (2025). The Impact of Climate Change on Crop Production and Food Security: A South African Perspective. In: Leal Filho, W., Matandirotya, N., Yayeh Ayal, D., Luetz, J.M., Borsari, B. (eds) Climate Change, Food Security, and Land Management. Springer, Cham. [Google Scholar]
  • Mapfumo P, Buthelezi S, Archer E, Swanevelder DZ, Wilken PM, Creux N. 2024. In-field climatic factors driving Sclerotinia head rot progression across different sunflower planting dates. Plant Pathol 73(5): 1112–1126. [Google Scholar]
  • McMaster GS, Wilhelm W. 1997. Growing degree-days: one equation, two interpretations. Agric For Meteorol 87(4): 291–300. [Google Scholar]
  • Meyer, van der Burgh. 2015. The competitivess of the South African sunflower value chain. 28–32. Sabinet. https://hdl.handle.net/10520/EJC172520 [Google Scholar]
  • Mirshekari M, Hosseini NM, Amiril R, Zandvakili OR. 2012. Study the effects of planting date and low irrigation stress on quantitative traits of spring sunflower (Helianthus annuus L.). Rom Agric Res 29: 189–199 [Google Scholar]
  • Motta C, Naumann G, Gomez D, Formetta G, Feyen L, 2025. Assessing the economic impact of droughts in Europe in a changing climate: A multi-sectoral analysis at regional scale. J Hydrol Reg Stud 59:102296. [Google Scholar]
  • Olivier F, Annandale J. 1998. Thermal time requirements for the development of green pea (Pisum sativum L.). Field Crops Res 56(3): 301–307. [Google Scholar]
  • Ooms J, McNamara J 2023. Export Data Frames to Excel “xlsx” Format. R package version 1.4. 2. [Google Scholar]
  • Pilorgé E. 2020. Sunflower in the global vegetable oil system: situation, specificities and perspectives. OCL 27:34. [EDP Sciences] [Google Scholar]
  • Putnam D, Oplinger E, Hicks D, Durgan B, Noetzel D, Meronuck R, Doll J, Schulte E. 1990. Sunflower. Alternative field crops manual. Avaliable from https://www.hort.purdue.edu/newcrop/afcm/sunflower.html (last consult: 2025/05/11) [Google Scholar]
  • Robinson R. 1973. Elemental composition and response to nitrogen of sunflower and corn. Agron J 65(2): 318–320. [Google Scholar]
  • Rondanini D, Savin R, Hall A. 2003. Dynamics of fruit growth and oil quality of sunflower (Helianthus annuus L.) exposed to brief intervals of high temperature during grain filling. Field Crops Res 83(1): 79–90. [Google Scholar]
  • Roth AJ. 1983. Robust trend tests derived and simulated: Analogs of the Welch and Brown–Forsythe tests. J Am Stat Assoc 78(384): 972–980. [Google Scholar]
  • Sadras V, Hall A. 1988. Quantification of temperature, photoperiod and population effects on plant leaf area in sunflower crops. Field Crops Res 18 (2–3): 185–196. [Google Scholar]
  • SAGIS. 2023. Historic production Information. Avaliable from https://www.sagis.org.za/sagis-historic-information/ (last consult: 2025/05/11) [Google Scholar]
  • Schneiter A, Miller J. 1981. Description of sunflower growth stages. Crop Sci 21(6): 901–903. [Google Scholar]
  • Scholes R, Engelbrecht F. 2021. Climate impacts in southern Africa during the 21st Century. Report for Earthjustice and the Centre for Envrionmental Rights. Global Change Instiute, University of Witwatersrand. Avaliable from https://cer.org.za/wp-content/uploads/2021/09/Climate-impacts-in-SouthAfrica_Final_September_2021.FINAL_.pdf (last consult 2025/05/11) [Google Scholar]
  • Team RC. 2016. R: A language and environment for statistical computing. R Foundation for Statistical Computing, Vienna, Austria. http://www.R-project.org/. [Google Scholar]
  • Unger PW. 1980. Planting date effects on growth, yield, and oil of irrigated sunflower 1. Agron J 72(6): 914–916. [Google Scholar]
  • Wickham H. 2015. dplyr: A grammar of data manipulation. R package version 04. 3:p156. [Google Scholar]

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.