The role of tuber crops [particularly Manihot esculenta (Sierra Leone)]
1985
Dahniya, M.T. (Univ. of Sierra Leone, Njala (Sierra Leone). Dept. of Crop Science)
Although other root crops are named as sources of food, the focus here is on cassava. It deals with the injurious factors resulting in low yields. It mentions the neglect in research and development activities before 1975. It was not untill the 1980's that the Rice Research Station and Njala Univ. College aimed at producing, high yielding tuberous roots resistant to the major pest and diseases, and adaptable to a wide range of environments
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