Biological Control Agents

International Symposia on Biological
Control of Weeds

Lead Author Last Name: Kok

ArticleLead AuthorYear
Biological control of Carduus nutans in northeastern U.S.A.Kok, L.T.1973
Compatibility of Rhinocyllus conicus, Trichosirocalus horridus and 2,4-D for Carduus thistle controlKok, L.T.1980
Biological control of musk thistle by Rhinocyllus conicus (Coleoptera: Curculionidae) in Virginia from 1969 to 1980Kok, L.T.1984
Biological control of weeds in Virginia from 1969-86Kok, L.T.1988
Successful establishment of exotic agents for classical biological control of invasive weeds in VirginiaKok, L.T.1999
Biological control of Carduus thistles in Virginia-a long-term perspective, three decades after the release of two exotic weevilsKok, L.T.2003
Quarantine evaluation of Eucryptorrhynchus brandti (Harold) (Coleoptera: Curculionidae), a potential biological control agent of tree of heaven, Ailanthus altissima, in Virginia, USAKok, L.T.2007
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USDA Forest Service Bugwood University of Georgia