SYMPOSIUM on rice (1980: Colombo) Papers presented at the Rice symposium held at MBICH / Organized by Research Officers,Central Rice Breeding Station,Batalagoda Ipbagmuwa, Colombo,September 25-26,1980 - Colombo [s.n] 1990 - Irregular pagination ISBN: 112156 Dewey Class. No.: 633.18 / SYM