dcsimg
Please read BHL's Acknowledgment of Harmful Content
Sort By:
  1. By: Nesby, R. N. - Alberta. Alberta Energy and Natural Resources.
    Publication info: Edmonton, Alberta Energy and Natural Resources, 1986
    Holding Institution: University of Alberta Library
    Subjects: Aerial photography in agriculture  Alberta  Carbondale Region  Castle River Range Region  Infrared photography  Photographic interpretation  Range plants  
  2. By: Wiegand, Craig L. - Gausman, H. W. - Leamer, Ross W. - Richardson, Arthur J. - United States. Agricultural Research Service.
    Publication info: Weslaco, Texas, U.S.D.A., Agricultural Research Service, 1976
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Aerial photography in agriculture  Infrared photography  Vegetation surveys