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A Study of Compsilura Concinnata, an Imported Tachinid Parasite of the Gipsy Moth and the Brown-tail Moth

Julian Jarnagin Culver

出版	U.S. Department of Agriculture, 1919
URL	http://books.google.com.hk/books?id=r7CmvAEACAAJ&hl=&source=gbs_api