Production costs in the yambased cropping systems of southeastern Nigeria: RCMP research monograph, No. 6

Bibliographic Details
Main Authors: Nweke, F., Ugwu, B., Asadu, C., Ay, P.
Format: Libro
Language:Inglés
Published: 1991
Subjects:
Online Access:https://hdl.handle.net/10568/98755

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