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A Fungus Disease of the San Jose Scale (Sphaerostilbe Coccophila, Tul)

Peter Henry Rolfs

出版	University of Florida, Agricultural Experiment Stations, 1897
URL	http://books.google.com.hk/books?id=8BZGAQAAMAAJ&hl=&source=gbs_api
EBook	FULL_PUBLIC_DOMAIN