00841nam a2200193Ia 4500 CTU_50435 210402s9999 xx 000 0 und d 630.72 C755 Consultant Group on International Agricultural Research Technical Advisory Committee and CGIAR Secretariat The future impact assessment in the CGIAR needs, constraints and options Proceedings of workshop organized by the Standing Panel on impact assessment of the Technical Advisory Committee, 3 - 5 May 2000, FAO, Rome Consultant Group on International Agricultural Research Technical Advisory Committee and CGIAR Secretariat Rome, Italy FAO 2001 agriculture research Trung tâm Học liệu Trường Đại học Cần Thơ