[Proceedings of a] Symposium on Cropping Systems Research and Development for the Asian Rice Farmer, International Rice Research Institute, Los Banos, Laguna, 21-24 September, 1976. - Symposium on Cropping Systems Research and Development for the Asian Rice Farmer (1976 : International Rice Research Institute). (Los Banos, Laguna IRRI, 1977)
Keywords: Cropping systems -- Asia -- Congresses; Agricultural research -- Asia -- Congresses