00780nam a2200193Ia 4500 CTU_138763 210402s9999 xx 000 0 und d 633.18 P861 Potential productivity and yeild constraints of rice in East Asia : Proceeding of international crop Science Symposium October 17-20, 1984, Fukuoka, Japan Fukuoka, Japan The crop science society of Japan 1984 These papers covered the general subjects of rice productivity associated with basic studies in crop phisiology, ecology and morphology Rice,Nghiên cứu lúa gạo Đông Á Research Năm Trung tâm Học liệu Trường Đại học Cần Thơ