أجريس - النظام الدولي للعلوم الزراعية والتكنولوجيا

Plant nutrition management in the farming systems of semi-arid tropics in Africa and Asia: contrasts and challenges for sustainable agriculture

1998

Ange, A.L. | International Food Policy Research Inst., Washington, DC (USA). Markets and Structural Studies Div. eng | IFPRI/FAO Workshop on Plant Nutrient Management, Food Security, and Sustainable Agriculture: The Future through 2020 eng 16-17 May 1995 Viterbo (Italy) | Gruhn, P. (ed.) | Goletti, F. (ed.) | Roy, R.N. (ed.) | FAO, Rome (Italy). Land and Water Development Div. eng