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• Ackermann, K. (2004). Utilisation of wild growing yams as supplementary nutrition and its impact on the dry forest ecosystem in north-western Madagascar. Schweizerische Zeitschrift für Forstwesen 155:80-88. • Aighewi, B. A., Asiedu, R., Maroya, N. & Balogun, M. (2015). Improved propagation methods to raise the productivity of yam (Dioscorea rotundata Poir.). Food Security 7:823–834. • Andriamparany, N. J. (2015). Diversity, local uses and availability of medicinal plants and wild yams in Mahafaly region of south western Madagascar. Thesis. Witzenhausen: University of Kassel. • Awologbi, E. & Hamadina, E. I. (2016). Early induction of sprouting on seed tubers of yam (Dioscorea spp.) soon after tuber initiation in a hydroponics system. Experimental Agriculture 52:405–417. • Balogun M. & Gueye B. (2014). Status and prospects of biotechnology applications to conservation, propagation and genetic improvement of yam. In Bulbous plants: Biotechnology, 92-112 (Eds K.G. Ramawat and J.M. Merillon). Boca Raton, Florida: CRC Press. • Coursey D. G. (1967). Yams. London: Green and Co. Ltd. • Craufurd, P. Q., Summerfield, R. J., Asiedu, R. & Vara Prasad, P. V. (2001). Dormancy in yams. Experimental Agriculture 37:147-181. • Devineau, J. -L., Aurouet, A., Douanio, M. & Hladik, A. (2008). Changes in the availability and uses of wild yams according to climatic dryness and land-cover in Western Burkina Faso (West Africa): a joint ecological and ethno-botanical approach using GIS and remote-sensing. Biodiversity and Conservation 17:1937-1963. • Ekanayake, I. J. & Asiedu, R. (2003). Problems and perspectives of yam-based cropping systems in Africa. Journal of Crop Production 9:531–558. • Enyi, B. A. C. (1972). The effects of seed size and spacing on growth and yield of lesser yam (Dioscorea esculenta). Journal of Agricultural Science 78:215–225. • FAOSTAT (2016). 2014 World Yam Production.www.faostat3.fao.org/download/Q/QC/E accessed on 27th November 2016. • Fern, K. (2019). Tropical plants database. tropical.theferns.info accessed on 30 September 2019. • Forestry Department. (2016). Measuring the informal forest-based economy as part of the national forest monitoring and assessment, Integrated Land Use Assessment Phase II - Technical paper 6. Lusaka, Zambia: Ministry of Lands Natural Resources and Environmental Protection, and Rome, Italy: Food and Agricultural Organization of the United Nations, and Finland: Ministry of Foreign Affairs. Lusaka: Government of the Republic of Zambia. • Hachigonta, S., Reason, C. J. C. & Tadross, M. (2008). An analysis of onset date and rainy season duration over Zambia. Theoretical and Applied Climatology 91:229–243. • Hamadina, I., Craufurd, P. Q., Battey, N. H. & Asiedu, R. (2010). In vitro micro-tuber initiation and dormancy in yam. Annals of Applied Biology 157:203–212. • Igwilo, N. & Okoli, O. O. (1988). Evaluation of yam cultivars for seed yam production, using the minisett technique. Field Crops Research 19:81-89. • Ile, E. I., Craufurd, P. Q., Battey, N. H. & Asiedu, R. (2006). Phases of dormancy in yam tubers (Dioscorea rotundata). Annals of Botany 97:497–504. • Kayode, G. O. (1984). Effects of sett size and spacing on tuber yield of white Guinea yam (Dioscorea rotundata) in the rainforest and savanna zones of Nigeria. Experimental Agriculture 20:53-57. • Laly, J., Gbemavo, D. S. J. C., Gbaguidi, A. A., Dossou-Aminon, I. & Dansi, A. (2019). Dioscorea dumetorum (Kunth) Pax, a neglected and underutilized yam species in Benin: folk classification and post-harvest conservation. Genetic Resources and Crop Evolution 66:965–979. • Lang, G. A., Early, J. D., Martin G. C. & Darnell R. (1987). Endo-, para-, and ecodormancy: physiological terminology and classifications for dormancy research. HortScience 22:371–377. • Law–Ogbomo, K. E. & Remison, S. U. (2009). Influence of minisett sizes on dry matter accumulation and fresh tuber yield of white Guinea yam (Dioscorea rotundata). Annals of Applied Biology 155:201–206. • Magwe-Tindo, J., Zapfack, L. & Sonke, B. (2016). Diversity of wild yams (Dioscorea spp., Dioscoreaceae) collected in continental Africa. Biodiversity and Conservation 25:77–91. • Monteith, J. L. (1977). Climate and the efficiency of crop production in Britain. Philosophical Transactions of the Royal Society of London B 281:277-294. • Morse, S. (2018). Analysis of yam minisett technique adoption in Nigeria. Journal of Crop Improvement 32:511 – 531. • Morse, S. & McNamara, N. (2018). Agronomic and economic performance of seed yam production using minisetts in the middle belt of Nigeria. Journal of Crop Improvement 22:90–106. • Nyirenda, D. B., Musukwa, M. & Mugode, R. H. (2007). The common Zambian foodstuff, ethnicity, preparation and nutrient composition of selected foods. Lusaka, Zambia: National Food and Nutrition Commission. • Orkwor, G. C. & Ekanayake, I. J. (1998). Growth and development. In Food Yams: Advances in Research, 39-62 (Eds G. C. Orkwor, R. Asadu and I. J. Ekanayake). Ibadan, Nigeria: NRCRI and IITA. • Passam, H. C. (1977). Sprouting and apical dominance of yam tubers. Tropical Science 19:29–39. • Poornima, G. N. & Ravishankar, R.V. (2009). Evaluation of phytonutrients and vitamin contents in a wild yam, Dioscorea belophylla (Prain) Haines. African Journal of Biotechnology 8:971–973. • Purseglove, J. W. (1972). Tropical crops, Monocotyledons Volume 1. UK: Longman Group Limited. • Royal Botanic Gardens Kew. (2018). Plants of the world online, RBG Kew Science. www.plantsoftheworldonline.org/taxon/urn:lsid:ipni.org:names:318076-1 Accessed 24th September 2018. • Speybroeck, N., Madder, M., Bossche, P. van den, Mtambo, J., Berkvens, N., Chaka, G., Mulumba, M., Brandt, J., Tirry, L. & Berkvens, D. (2002). Distribution and phenology of ixodid ticks in southern Zambia. Medical and Veterinary Entomology 16:430–441. • Wilkin, P. (2001). Dioscoreaceae of South-central Africa. Kew Bulletin 56:361–404. • Wilkin, P., Schols, P., Chase, M. W., Chayamarit, K., Furness, C. A., Huysman, S., Rakotonasolo, F., Smets, E. & Thapyai, C. (2005). A plastid gene phylogeny of the yam genus, Dioscorea: Roots, fruits and Madagascar. Systematic Botany 30:736–749. • Zulu, D., Ellis, R. H. & Culham, A. (2019). Collection, consumption and sale of lusala (Dioscorea hirtiflora) - a wild yam - by rural households in Southern Province, Zambia. Economic Botany 73:47–63.