Author

Herbert J. Hopen

Observed names: H. J. Hopen, H.J. Hopen, Hopen Herbert J.

Observed institutions: Agricultural Research Service, University of Wisconsin–Madison, University of Arizona, University of Illinois Urbana-Champaign, University of Illinois System, Illinois Natural History Survey

OpenAlex ID: A5058583262

Photodynamic herbicides: 1. Concept and phenomenology

1984 · C.A. Rebeiz, A. Montazer-Zouhoor, et al. · Enzyme and Microbial Technology · 221

Plant Density and Herbicides Affect Cucumber Productivity

1992 · Jack E. Staub, Larry D. Knerr, et al. · Journal of the American Society for Horticultural Science · 27

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Uptake, Translocation, and Adsorption of Pronamide

1975 · W. C. Carlson, E. M. Lignowski, et al. · Weed Science · 24

Mechanism of Intraspecific Selectivity of Cabbage to Nitrofen

1971 · J. Francisco Pereira, Walter E. Splittstoesser, et al. · Weed Science · 24

A Numerical Taxonomic Study of Portulaca oleracea

1979 · S. F. Gorske, A. M. Rhodes, et al. · Weed Science · 19

The Mode of Action of Pronamide

1975 · W. C. Carlson, E. M. Lignowski, et al. · Weed Science · 17

A Comparison of the Biology of Wild and Cultivated Proso Millet (Panicum miliaceum)

1985 · Judith L. Carpenter, Herbert J. Hopen · Weed Science · 16

Response of Bentgrass to Siduron

1967 · Walter E. Splittstoesser, Herbert J. Hopen · Weeds · 15

Critical Weed-Control Period in Seeded Cabbage (Brassica oleraceavarcapitata)

1991 · Alan B. Miller, Herbert J. Hopen · Weed Technology · 14

Evaluation of Oxyfluorfen Formulations for Cabbage Weed Control

1984 · J. M. Grabowski, H. J. Hopen · Journal of the American Society for Horticultural Science · 13

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Effects of Two Diphenylether Herbicides on Common Purslane(Portulaca oleracea)

1978 · S. F. Gorske, H. J. Hopen · Weed Science · 13

Selectivity Among Cabbage (Brassica oleraceaL.) Cultivars by Clomazone

1993 · Herbert J. Hopen, Robert L. Hughes, et al. · Weed Technology · 12

Phytotoxic Effect of Oxyfluorfen Vaporization

1985 · Janet M. Grabowski, Herbert J. Hopen · Weed Science · 11

Mulch Effects on Ambient Carbon Dioxide Levels and Growth of Several Vegetables1

1975 · H. J. Hopen, N. F. Oebker · HortScience · 11

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Growth of Common Purslane as Influencing Control and Importance as a Weed

1972 · H. J. Hopen · Weed Science · 11

Effectiveness of Starch Xanthide Formulations of Chloramben for Weed Control in Pumpkin (Cucurbita moschata)

1982 · Victor Raboy, Herbert J. Hopen · Weed Science · 10

Microclimate Modification and the Vegetable Crop Ecosystem

1974 · Norman F. Oebker, Herbert J. Hopen · HortScience · 10

Response of Plant Tissues to Nitrofen

1971 · J. Francisco Pereira, Walter E. Splittstoesser, et al. · Weed Science · 10

Metabolism of Siduron by Barley and Crabgrass

1968 · Walter E. Splittstoesser, Herbert J. Hopen · Weed Science · 9

Biological control of yellow toadflax (Linaria vulgaris) byEteobalea serratellain peppermint (Mentha piperita)

1999 · Dean S. Volenberg, Herbert J. Hopen, et al. · Weed Science · 8

Root Growth Inhibition by Siduron and Its Relief by Kinetin

1970 · Walter E. Splittstoesser, Herbert J. Hopen · Physiologia Plantarum · 8

Naptalam as a Safener Against Chloramben in Cucumber (Cucumis sativus)

1989 · Larry D. Knerr, Herbert J. Hopen · Weed Technology · 7

Selectivity of Nitrofen and Oxyfluorfen BetweenPortulaca oleraceaEcotypes and Two Cabbage(Brassica oleraceavar.capitata)Cultivars

1978 · S. F. Gorske, H. J. Hopen · Weed Science · 7

Bionomics of the Purslane Sawfly, Schizocerella pilicornis1

1977 · S. F. Gorske, H. J. Hopen, et al. · Annals of the Entomological Society of America · 7

Selectivity of Nitrofen Between Cabbage Cultivars

1969 · H. J. Hopen · HortScience · 7

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Works count: 60

Citation count: 573

H-index: 12

I10-index: 18