TY - GEN T1 - Studies on DDT resistance in some local populations of rice weevils [microform] A1 - Santos, Flora Lopez 1944- LA - English PP - Quezon City PB - Photoduplication Service. University of the Philippines Library YR - 1978 UL - https://tuklas.up.edu.ph/Record/UP-99796217606333279 NO - Vita. NO - Microfilmed with 17 other titles. KW - Rice weevil : Resistance to insecticides. KW - DDT (Insecticide). ER -