Soil fertility maintenance and food crop production in semi-arid West Africa: Is reliance on manure a sustainable strategy?

Animal manure is of vital importance in maintaining soil fertility in semiarid west Africa due to the low level of use of inorganic fertilizer. Using data from Niger however, it is shown that insufficient animals are available to provide the manure needed to sustain crop yields on a long-term basis....

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Bibliographic Details
Main Authors: Williams, Timothy O., Powell, J.M., Fernández Rivera, S.
Format: Journal Article
Language:Inglés
Published: 1995
Subjects:
Online Access:https://hdl.handle.net/10568/29323

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