by Stockdale H.J, DeWitt J.R
Published in EM - Cooperative Extension Service (1979)

by Stockdale H.J, DeWitt J.R
Published in PM - Iowa State University of Science and Technology (1978)

by Stockdale H.J
Published in Crop Production Conference Report Crop Quality Council (1976)

by Stockdale, H.J
Published in Crop Prod Conf Rep Crop Qual Counc (1976)

by Stockdale, H.J
Published in Journal of economic entomology (01.06.1972)

by Foster, D.E, Stockdale, H.J
Published in Insecticide and Acaricide Tests (USA) (1982)

by Stockdale, H.J, Lewis, D.R
Published in PM - Iowa State University, Cooperative Extension Service (USA) (01.11.1980)

by Stockdale, H.J, DeWitt, J.R
Published in EM - Cooperative Extension Service, College of Agriculture, Washington State University (USA) (01.06.1979)

by Gunderson, H, Stockdale, H.J
Published in Iowa Farm Sci (1970)

by Gunderson, H, Stockdale, H.J
Published in Iowa Farm Sci (1970)

by Stockdale, H.J, DeWitt, J.R, Townsend, L
Published in PM - Cooperative Extension Service, Iowa State University. Iowa State University of Science and Technology, Ames. Cooperative Extension Service (USA) (01.05.1979)