00533nam a22001697a 4500003000400000008004100004020001500045082001700060100004100077245006200118260006800180300001000248650003400258650004100292650002100333650000900354OSt221208b        |||||||| |||| 00| 0 eng d  a978104076X  a631.072bI5R  aInternational Rice Research Insitute  aReport of a workshop on Cropping Systems Research in Asia  a.- Philippinesb: International Rice Research Institutec, 1982  a756p.  aTechnology (Applied Sciences)  aAgriculture and Related Technologies  aCropping Systems  aAsia