African Journal of
Agricultural Research

  • Abbreviation: Afr. J. Agric. Res.
  • Language: English
  • ISSN: 1991-637X
  • DOI: 10.5897/AJAR
  • Start Year: 2006
  • Published Articles: 6709

Full Length Research Paper

Seed germination and morphological characterization of traditional leafy vegetables

Praxedis Dube
  • Praxedis Dube
  • Department of Social Sciences, Agricultural Economics and Rural Policy Group, Wageningen University, P. O. Box 8130, 6700 EW, Wageningen, The Netherlands
  • Google Scholar
Paul C. Struik
  • Paul C. Struik
  • Department of Plant Sciences, Centre for Crop Systems Analysis, P. O. Box 430, 6700 AK, Wageningen University, Wageningen, The Netherlands.
  • Google Scholar


  •  Received: 06 April 2018
  •  Accepted: 12 March 2021
  •  Published: 30 April 2021

References

Abukutsa-Onyango M (2007). Seed production and support systems for African leafy vegetables in three communities in western Kenya. African Journal of Food, Agriculture, Nutrition and Development 7(3):1-16.
 
Afari-Sefa V, Chagomoka T, Karanja DK, Njeru E, Samali S, Katunzi A, Mtwaenzi H, Kimenye L (2012). Private contracting versus community seed production systems: Experiences from farmer-led seed enterprise development of indigenous vegetables in Tanzania. Acta Horticulturae 1007(1):671-680.
Crossref
 
Ambrose-Oji B (2009). Urban Food Systems and Traditional Leafy Vegetables: Defining the Spaces and Places for Traditional Leafy Vegetables in Urban and Peri-Urban Agriculture. In: Traditional Leafy Vegetables in Urban Agriculture. (Shackleton CM, Pasquini MW, Drescher AW, eds.) London, Earthscan pp. 1-33.
 
Ayana A, Afari-Sefa V, Emana B, Dinssa FF, Balemi T, Temesgen M (2014) Analysis of vegetable seed systems and implications for vegetable development in the humid tropics of Ethiopia. International Journal of Agriculture and Forestry 4(4):325-337.
 
Biemond PC, Stomph TJ, Kamara A, Abdoulaye T, Herane S, Struik PC (2012). Are investments in an informal seed system for cowpeas a worthwhile endeavour? International Journal of Plant Production. 6(3):367-386.
 
Blas R, Ghislain M, Herrera MR, Baudon JP (2008). Genetic diversity analysis of wild Arracacia species according to morphological and molecular markers. Genetic Resources and Crop Evolution 55(5):625-642.
Crossref
 
Cernansky R (2015). Super Vegetables Long Overlooked in Parts of Africa, Indigenous Greens Are Now Capturing Attention for their Nutritional and Environmental Benefits. Nature 522(7555):149-152.
Crossref
 
Copeland LO, McDonald MB (1995). Principles of Seed Science and Technology. 3rd edition. Chapman & Hall pp. 127-152.
 
Cromwell E, Esbern FH, Turner M (1992). The seed sector in developing countries: a framework for performance analysis. Overseas Development Institute (ODI) Working Paper 65. London, UK. Available at: http://www.odi.org/sites/odi.org.uk/files/odi assets/publications-opinion-files/6969.pdf. Accessed 17 October, 2017. 1-118.
 
de Barros RT, Martins CC, da Silva GZ, Martins D (2017). Origin and temperature on the germination of beggartick seeds. Revista Brasileira de Engenharia Agrícola e Ambiental 21(7):448-453.
Crossref
 
DFID Research4Development Project Record (2003). Improving the livelihoods of peri-urban vegetable growers through markets promotion of fresh and processed indigenous vegetables R4D Project URL.
 
Dube P, Mujaju C (2013). Determination of standards for purity and germination for African Indigenous Vegetable (AIV), Blackjack (Bidens pilosa). Advanced Journal of Agricultural Research 1(003):32-38.
 
Grubben GJH, Denton OA (Editors), (2004). Plant Resources of Tropical Africa 2. Vegetables. PROTA Foundation, Wageningen, Netherlands / Backhuys Publishers, Leiden, Netherlands / CTA, Wageningen, Netherlands pp. 1-668.
 
Imbamba SK, Ndawula-Senyimba MS, Papa G (1977). The effect of soil moisture stress on photosynthesis transpiration and leaf enlargement in some Kenyan vegetable plants. East African Agricultural and Forestry Journal, 42(3), 309-315.
Crossref
 
International Seed Testing Association (ISTA) (2009). ISTA Handbook on Seedling Evaluation Handbook. Third Edition with Amendments Bassersdorf, Switzerland.
 
International Seed Testing Association (ISTA) (2016). International Rules for Seed Testing, Edition 2016. International Seed Testing Association (ISTA), Zurich, Switzerland.
 
Kambizi L, Adebola PO, Afolayan AJ (2006). Effects of temperature, pre-chilling and light on seed germination of Withania somnifera; a high value medicinal plant. South African Journal of Botany 72(1):11-14.
Crossref
 
Karanja D, Okoko N, Kiptarus E, Okongo P, Samali S, Katunzi A, Mtwaenzi H, Mwakitwang F, AfariSefa V, Musebe R, Kimani M, Kimenye L (2012). Promoting farmer-led seed enterprises of African indigenous vegetables to boost household incomes and nutrition in Kenya and Tanzania. Conference on Agricultural Biodiversity in Africa pp. 1-13.
 
Kim DH, Yamaguchi S, Soohwan L, Oh E, Park J, Hanada A, Kamiya Y, Choi G (2008). Somnus, a CCCH-Type zinc finger protein in Arabidopsis, negatively regulates light-dependent seed germination downstream of PIL5. The Plant Cells 20(5):1260-1277.
Crossref
 
Koger CH, Reddy KN Poston DH (2004). Factors affecting seed germination, seed emergence and survival of texasweed (Caperonia palustris). Weed Science 52(6):989-995.
Crossref
 
Louwaars NP, De Boef WS (2012). Integrated Seed Sector Development in Africa: A Conceptual Framework for Creating Coherence Between Practices, Programs, and Policies. Journal of Crop Improvement 26(1):39-59.
Crossref
 
Madamba R (2002). (Nyakanda, P. and Hikwa, D. eds.) Producing cowpea seed. Handbook. The Crop Breeding Institute. Department of Research and Specialist Services, Harare, Zimbabwe.
 
Ochuodho JO, Modi AT (2005). Temperature and light requirements for the germination of Cleome gynandra seeds. South African Journal of Plant and Soil 22(1):49-54.
Crossref
 
Ochuodho JO, Modi AT (2007). Light-induced transient dormancy in Cleome gynandra L. seeds. African Journal of Agricultural Research 2(11):587-591.
 
Ojiewo OC, Mwai GN, Abukutsa-Onyango MO, Agong SG, Nono-Womdim R (2013) Exploiting the genetic diversity of vegetable African Nightshades. Bioremediation, Biodiversity and Bioavailability, Global Science Books 7(1):6-13.
 
Oniang'o RK, Shiundu K, Maunda P, Johns T (2006). Diversity, nutrition and food security: The case study of African Leaf Vegetables, in: Hunger and Poverty: The role of biodiversity, Bala Ravi S, Hoeschle-Zeledon I, Swaminathan MS, Frison E (eds) Rome, Italy: IPGRI, pp. 86-100.
 
Schippers RR (2000). Traditional Leafy Vegetables. An overview of the cultivated species. Chatham, UK: Natural Resources Institute/ACP-EU Technical Centre of Agricultural and Rural Cooperation Book, pp. 1-210.
 
Seeds [Certification Scheme] Notice (2000). Print flow, Government printers, Harare, Zimbabwe.
 
Seeds Act [Chapter 19:13] (1971). Print flow, Government printers, Harare, Zimbabwe. 
 
Seeds Rules and Regulations (1971). Print flow. Government printers, Harare, Zimbabwe.
 
Shiva V (2016). Stolen harvest. The hijacking of the global food supply. University Press of Kentucky. 1-153.
 
International Union for the Protection of New Varieties of Plants (UPOV) (2002). General Introduction to the examination of Distinctness, Uniformity and Stability and the Development of Harmonized Descriptions of New Varieties of Plants. TG/1/3 Geneva. Pp. 1-26.
 
Vincent V, Thomas RG (1960). An Agricultural Survey of Southern Rhodesia: Part 1: The Agro-Ecological Survey. Government Printer, Salisbury, p. 345.
 
Wasonga DO, Ambuko JL, Chemining'wa GN, Odeny DA, Crampton BG (2015). Morphological Characterization and Selection of Spider Plant (Cleome Gynandra) Accessions from Kenya and South Africa. Asian Journal of Agricultural Sciences 7(4):36-44. Link
Crossref