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Scientific Publication Bean improvement for low fertility in Africa (BILFA): I. Low soil nitrogen availability author(s) Wortmann, Charles S. - Lynch, Jonathan P. from International Center for Tropical Agriculture (CIAT) permalink open published in 1995 themes Women's empowerment Youth regions Africa World citation Wortmann, Charles S.; Lynch, Jonathan. 1995. Bean improvement for low fertility in Africa (BILFA): I. Low soil nitrogen availability. Bean Improvement Cooperative. Annual Report (USA). 38:64-65. Publications and datasets provided via GARDIAN Open original