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By: Wiegand, Craig L. - Gausman, H. W. - Leamer, Ross W. - Richardson, Arthur J. - United States. Agricultural Research Service.Edition:Publication info: Weslaco, Texas, U.S.D.A., Agricultural Research Service, 1976Volume: 1976Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects: Aerial photography in agriculture Infrared photography Vegetation surveysBHL Collections:
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By: Nesby, R. N. - Alberta. Alberta Energy and Natural Resources.Edition:Publication info: Edmonton, Alberta Energy and Natural Resources, 1986Volume:Series:Holding Institution: University of Alberta LibrarySubjects: Aerial photography in agriculture Alberta Carbondale Region Castle River Range Region Infrared photography Photographic interpretation Range plantsBHL Collections: