01089nam a2200193Ia 4500 TVU_9503 210423s9999 xx 000 0 und d eng Emerging technologies to benefit farmers in Sub-Saharan Africa and South Asia Committee on a Study of Technologies to Benefit Farmers in Africa and South Asia, Board on Agriculture and Natural Resources, Division on Earth and Life Studies, National Research Council of the National Academies Washington, D.C. National Academies Press 2008 293 p. Tài liệu số Agricultural innovations; Agricultural innovations; Agricultural productivity Committee on a Study of Technologies to Benefit Farmers in Africa and South Asia; Board on Agriculture and Natural Resources; Division on Earth and Life Studies; National Research Council of the National Academies Committee on a Study of Technologies to Benefit Farmers in Africa and South Asia Trung tâm Học liệu Trường Đại học Trà Vinh