na INLIS000000000002916 20240207120318 0010-1118002916 240207 0 eng Green manure in rice farming : proceedings of a Symposium on..., 25 - 29 May 1987 / International Rice Research Institute Los Banos : IRRI, 1988 370 p. : ill. ; 23 cm. 97-104-189-8 633.18-187.4 SYM g Includes bibliographies 633.18-187.4 RICE GREEN MANURES SYMPOSIUM OF SUSTAINABLE AGRICULTURE, THE ROLE OF GREEN MANURE CROPS IN RICE FARMING SYSTEMS (1987 : Philippines) 507/89 0092/2024