Manure Availability in Relation to Sustainable Food Crop Production in Semi-Arid West Africa: Evidence from Niger
| Year of publication: |
1995
|
|---|---|
| Authors: | Williams, Timothy O. ; Powell, J.M. ; Fernández-Rivera, S. |
| Published in: |
Quarterly journal of international agriculture. - Frankfurt, M : DLG-Verl, ISSN 0049-8599, ZDB-ID 2249959. - Vol. 34.1995, 3, p. 248-258
|