by Hipkins, P.L. (Virginia Polytechnic Institute and State University, Blacksburg.)
Published in Southern Weed Science Society (USA) (1998)

by Hipkins P.L, Hagood E.S
Published in Publication Virginia Cooperative Extension Service (1992)

by Sterrett J.P, Hipkins P.L
Published in Proceedings of the Plant Growth Regulator Working Group; annual meeting. Plant Growth Regulator Working Group (1978)

by Hipkins, P.L, Coartney, J.S
Published in Journal of environmental horticulture (01.12.1987)

by Link M.L, Hipkins P.L, Chappell W.E
Published in Proceedings of the Annual Meeting Northeast Weed Science Society (1981)

by Sterrett, J.P, Hipkins, P.L
Published in Journal of the American Society for Horticultural Science (01.11.1980)

by Link M.L, Chappell W.E, Hipkins P.L, Ross D.S
Published in Proceedings Southern Weed Science Society (1981)