Yam production in Ghana has been on the decline despite the increasing demand for local consumption and for export. Author(s) : Lyonga, S. N. Author Affiliation : Cameroon National Root Crops Improvement Program, Institute of Agricultural Research, Buea, Cameroon. PROBLEMS AND PROSPECTS OF YAM PRODUCTION ABSTRACT Nigeria is by far the world’s largest producer of yams, accounting for over 70–76 percent of the world production. The species originated in trop-ical Africa and occurs in both wild and cultivated forms. ), production, Cameroon. Production of yams in Africa is largely confined to the 'yam zone', comprising Cameroon, Nigeria, Benin, Togo, Ghana, and Côte d'Ivoire, where approximately 90% of the world's production takes place. The water yam (Dioscorea alata) vine twines to the right while that of white Guinea yam (Dioscorea rotundata) twines to the left. International Institute of Tropical Agriculture (IITA), Ecoregional Center, P.M.B. is an important food crop cultivated for its edible tubers in Cameroon. cultivation has the potentials to greatly contribute to poverty alleviation and food security, in Cameroon. Agriculture was the main source of growth and foreign exchange until 1978 when oil production replaced it as the cornerstone of growth for the formal economy. It needs a pH range of 5.5-7.0. yam species commonly grown and consumed in West and Central Africa [2]. According to the International Institute of Tropical Agriculture (IITA) a majority of this production (90%) takes place in the ‘yam zone’, comprising Cameroon, Nigeria, Benin, Togo, Ghana, and Côte d’Ivoire. "This year (2020) the ministry has established an aeroponics system at Oyo State for the production of clean seed yam; established cold storage facilities in Ekiti, Benue and Oyo States," he said. African market. When vines start crawling on the ground, they are trained to climb their respective stakes. The full production potentials of yams have not been exploited, leaving Cameroon with an annual production of 648,407 metric tons (MT) at the sixth position, among the six countries of the West African yam zone, with 67.3 million MT. 2008, Messa, Yaounde, Cameroon. Overview. Much of the vegetab… The economics of yam cultivation in Cameroon. 5320, Ibadan, Oyo State, Nigeria. session so others can sign in. Yam (Dioscorea spp.) A survey was carried out in three ecological zones to find out the constraints and prospects to yam production. A yam researcher at the University of Buea, Dr. Achidi Adumi, in an exposé on "Baseline Studies on Yam", said little effort has been made in research on yam cultivation in the country. Yam is the name given to several plant species in the genus Dioscorea including Dioscorea alata (white yam), Dioscorea bulbifera (potato yam), Dioscorea cayenensis (yellow yam), Dioscorea esculenta (Asiatic yam) and Dioscorea batatas (Chinese yam) that are grown for their edible tubers. Department of Plant Biology, Faculty of Science, University of Dschang, P. M. B. The economics of yam cultivation in Cameroon. Cultivated species are both indigenous and exotic, and traditional seed systems (sorting, junking, and milking) are exploited for seed procurement. Like most websites we use cookies. Author(s) : Lyonga, S. N. Author Affiliation : Cameroon National Root Crops Improvement Program, Institute of Agricultural Research, Buea, Cameroon. According to the Food and Agricultural Organization report, in 1985, Nigeria produced 18.3 million tonnes of yam from 1.5 million hectares, representing 73.8 percent of total yam 380_58 the economics of yam (dioscorea spp.) Agriculture in Cameroon is an industry that has plenty of potential. It is therefore a key crop for African food security. Dr. Chris Okonkwo, in this training video, shows step by step how to propagate yam through minisetts. Growing Slips For Planting Start growing the sprouts. She stated that despite the nutritive and economic importance of yam, only 25 Cameroonians are yam … ISBN 92-5-102862-1). Cocoyam Production in Cameroon Si~on NJl8le Lyonga Agronomift IRAF Station, Cameroon / Abstract Cameroon is a major producer of macabo (Xanthosoma spp.) Then bamboos of about 2 meters high for each seedling are staked to direct the vines of the yam for adequate sunlight to reach the crop. If you would like to, you can learn more about the cookies we use. The species originated in trop-ical Africa and occurs in both wild and cultivated forms. Today the crop is grown in scattered small plots rather than in large fields. This is to ensure that we give you the best experience possible. This article is published under the terms of the Creative 67, Dschang, Cameroon. Yam (Dioscorea spp.) Nigeria, West Africa produces yam in vast quantity and is accounting for about 70% of the world's total yam production, and because of this, it is the termed the largest producers of yams globally followed by Côte d'Ivoire and Ghana respectively. Yam cultivation in the Gonja triangle, Damango district, Ghana. The tubers can potentially grow to a length of 4.9 feet and a height of between 3 to 6 inches. Farmers should dilute 50 grams of fungicide and insecticide in a basin containing 20 litres of water and dip the yam seeds into the mixture for at least ten minutes to prevent pest and disease attacks. Key words: Review, yam (Dioscorea spp. Yam is the common name for some plant species in the genus Dioscorea (family Dioscoreaceae) that form edible tubers. Find out more about this exciting new development, Using our new visualization tools you can, Using our new highlighting and annotation tool you can, remove selected records that are not saved in My CABI, sign you out of your Yam production in West Africa is second only to that of cassava, surpassing that of maize, rice, and sorghum. copyright of this article. Yams are monocots native to Africa and Asia and related to grasses and lilies. Extensive online help - available wherever you are in CAB Direct. The world production of yam was estimated at 28.1 million tons in 1993. She stated that despite the nutritive and economic importance of yam, only 25 Cameroonians are yam research specialists. Commons Attribution License 4.0. Cassava (Yam roots). cultivation has the potentials to greatly contribute to poverty alleviation and food security, in Cameroon. According to the International Institute of Tropical Agriculture (IITA) a majority of this production (90%) takes place in the ‘yam zone’, comprising Cameroon, Nigeria, Benin, Togo, Ghana, and Côte d’Ivoire. There are about 600 known varieties of yam, 95% of which are cultivated in Africa. Copyright © 2020 Author(s) retain the Book chapter; Conference paper : Tropical root crops: research strategies for the 1980s. CAB Direct is the most thorough and extensive source of reference in the applied life sciences, The first is the high rainfall region of western Africa, from the Ivory Coast to Cameroon. Minisett technology is also gaining grounds. To sprout three-five weeks for them to sprout M. B harvested yam in both wild and cultivated.! Clayey soils do not suit yam cultivation of which are cultivated in Africa the. 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