00571cam|a2200169 i 450000500170000000800410001702000150005803500150007305000160008810000170010424501010012126000640022230000100028665000200029670000150031671000700033120260817161558.0020915s1983    ph      r    0000|0 engxd  a9711040832  a.b10054601 4aHD9066bH471 aHerdt, R. W.10aAdoption, spread, and production impact of modern rice varieties in Asia /cby ... and C. Capule  aLos Baños :bInternational Rice Research Institute,c1983  a54 p. 0aRicexVarieties1 aCapule, C.1 aLos Baños, Philippines.bbInternational Rice Research Institute