00960nam0-22003251i-450-99000206353040332120150619142041.0000206353FED01000206353(Aleph)000206353FED0100020635320030910d1953----km-y0itay50------baengGuide to the chemicals used in crop protectionHubert Martin2nd ed.supplement[Ottawa]Canada Department of Agriculture1953295 p.29 cmstampa in ciclostileAntiparassitariRepertoriAntiparassitariGuide632Martin,Hubert351883Canada.Agriculture CanadaITUNINARICAUNIMARCBK99000206353040332161 IX F.1/06.1DAGENDAGENGuide to the chemicals used in crop protection393791UNINA