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Production et approvisionnement en engrais en Afrique sub-saharienne : contraintes et options / par J.J. Schultz et D.H. Parish.
- International fertilizer development center,
- 1989.
- Muscle Shoals, AB :
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Supplying quality multinutrient fertilizers in the Latin American and Caribbean region : emphasizing bulk blending and the complementary role of granulation : workshop proceedings, Guatemala City, Guatemala, October 10-13, 1989 / ed. by J.J. Schultz, E.D. Frederick.
- International fertilizer development center,
- 1990.
- Muscle Shoals, AB :
-
Fertilizer production and supply constraints and options in sub-Saharan Africa / by J.J. Schultz and D.H. Parish.
- International fertilizer development center,
- 1989.
- Muscle Shoals, AB :