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Preliminary Tests of Certain Phenylhydrazides as Insecticides

G. T. BottgerAlbert P. YeringtonS. I. Gertler

出版	U.S. Department of Agriculture, Agricultural Research Administration, Bureau of Entomology and Plant Quarantine, 1949
URL	http://books.google.com.hk/books?id=FI9HAQAAIAAJ&hl=&source=gbs_api
EBook	FULL_PUBLIC_DOMAIN