TY - BOOK AU - Babu,S.C. AU - Subrahmanyam, P. AU - N'Gongola, D.N. ED - International Food Policy Research Institute TI - Economic analysis of yield losses due to disease: a case stydy of early leaf spot of groundnut in Malawi PY - 1995/// CY - Washington D.C. PB - International Food Policy Research Institute N1 - ' Reprinted from African Crop Science Journal, vol. 3, no.1, 1995' - cover ER -