na INLIS000000000001890 ing 0010-0923000257 Manual for testing insecticides on rive E.A. Heinrichs [et.al] Los Banos : Internasional Rice Research Institute, 1981 133 hlm. 1 cm - 633.18:951 HEI m C - Education, extension, and advisory work/Pendidikan, penyuluhan pertanian, dan dokumentasi MFN2182 MFN2183