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Grasshoppers: Their Biology, Identification and Management
描述: A resource for grasshopper management, identification, and ecology from the U.S. Department of Agriculture. Includes identification guides and detailed species accounts.
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The characteristics of these insects, their life cycle, feeding and habitat, with illustrations.
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Research by David Robinson and Marion Hall on mating systems, songs and signals, hearing, analysis and the information content of signals.
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Educational resources from UNL Extension in Lancaster County. Acreage, Agriculture, Lawn & Garden, Family, Parenting, 4-H, Foods, Home, Insects, Water Quality ...
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Breeding quality American Cocker Spaniels for show and pets in Lethbridge, Alberta, Canada.
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The easiest way to search over 4 million tobacco industry documents.
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Food and Agriculture Organization of the United Nations: essential documents, statistics, maps and multimedia resources
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