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1. Soil fertility management in support of food security in sub-Saharan Africa /   Publication: Rome : Food and Agriculture Organization of the United Nations, 2001 . ix, 55 p. : 30 cm. Date:2001 Availability: Copies available: Turkeyen Campus Science & Technology [S599.5 A357 S64 2001] (1), Actions: Add to cart
2. New world encounters /   Publication: Berkeley , Calif : University of Calif. P., 1993 . xviii, 344p.: Date:1993 Availability: Copies available: Turkeyen Campus Education & Humanities [E141 N49] (1), Actions: Add to cart