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 bas...
Enlace original:
https://cgspace.cgiar.org/handle/10568/29323
Williams, Timothy O.
,
Powell, J.M.
,
Fernández Rivera, S.
,
[Soil fertility maintenance and food crop production in semi-arid West Africa: Is reliance on manure a sustainable strategy?]
,
Soil fertility maintenance and food crop production in semi-arid West Africa: Is reliance on manure a sustainable strategy?
