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Recommendation for the Control of Soil Insects which Damage Sweet Potatoes in the Field

Charles Iseard BrayErnest Hazel FloydHarry Bates BrownLawrence E. CreasyLouisiana Agricultural Experiment StationPaul LaVerne PiercyWalter Kenneth PorterWilliam Duke KimbroughE. J. KatackLouis L. Rusoff

出版	Louisiana State University and Agricultural and Mechanical College, Agricultural Experiment Station, 1943
URL	http://books.google.com.hk/books?id=YtXwAQAACAAJ&hl=&source=gbs_api