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Keys for the Identification of Aphids (Homoptera). I. Winged Aphids of Species Economically Important in Thailand

Hans Bänziger

出版	Plant Protection Service, Department of Agriculture, Ministry of Agriculture & Co-operatives, 1977
URL	http://books.google.com.hk/books?id=jSVDAAAAYAAJ&hl=&source=gbs_api