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	1.		No cover image available Production costs in the yam-based cropping systems of southeastern Nigeria by Nweke, Felix I \| Ugwu, B.O et al. Publication details: Ibadan International Institute of Tropical Agriculture 1991Availability: Items available for loan: Main (10)Call number: BDSC SB211 .Y3 N85x 1991 IITA, ... Place hold Add to cart (remove)
	2.		No cover image available Elasticities of demand for major food items in a root and tuber-based food system: emphasis on yam and cassava in southeastern Nigeria by Nweke, Felix I. et al. Series: Resource and Crop Management Research Monograph No 11 Publication details: Ibadan International Institute of Tropical Agriculture 1992Availability: Items available for loan: Main (10)Call number: BDSC SB211.Y3 N853x 1992 IITA, ... Place hold Add to cart (remove)
	3.		The changes in the structure of export crop and food-crop production under the structural adjustment programme: the case of cocoa and yams by Akanji, Bola. Series: NISER monograph series; no. 11 Publication details: Ibadan. Nigerian Institute of Social and Economic Research (NISER) 1992Availability: Items available for loan: Main (1)Call number: BDSC HD9200.N52 A378 1992 NISER. Place hold Add to cart (remove)

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