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Studies of Combined Sprays for Destroying the Overwintering Eggs of the European Red Mite and Apple Aphids at the Delayed Dormant Period of the Apple Tree

Anthony Joseph FischerCharles Sanderson CathcartGordon Thayer NightingaleHoward Bennett SpragueLeon Augustus] [HausmanMaurice Adin BlakeNew Jersey Agricultural Experiment StationThomas J. Headlee

出版	New Jersey Agricultural Experiment Station, 1929
URL	http://books.google.com.hk/books?id=DMRQAQAAMAAJ&hl=&source=gbs_api