Sort By:
  1. Biological control quarantine : needs and procedures : proceedings of a workshop /
    By: Coulson, Jack R., - Soper, Richard S. - Williams, David W. - United States. Agricultural Research Service.
    Publication info: [Washington, D.C.] :U.S. Dept. of Agriculture, Agricultural Research Service,[1991]
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Agricultural pests  arthropod pests  Biological control  Biological pest control agents  Congresses  Insect pests  United States  Weeds  
    View Book
  2. Review of Bacillus thuringiensis var. kurstaki (Btk) for use in forest pest management programs of Ontario - with special emphasis on the aquatic environment /
    By: Surgeoner, Gordon A. - Farkas, Martha Judit, - Ontario. Aquatic Criteria Development Committee.
    Publication info: Guelph, Ont. :Dept. of Environmental Biology, University of Guelph,[1989].
    Holding Institution: Ontario Ministry of the Environment (archive.org)
    Subjects: Bacillus (Bacteria)  Bacillus thuringiensis  Biological pest control agents  Biotechnology  
    View Book