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Last edited anonymously
August 18, 2008 | History
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H. Gratkowski

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11 works Add another?

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  • Cover of: Survival of Douglas-fir seedlings sprayed with atrazine, terbacil, and 2,4-D

    First published in 1979 — 3 editions
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  • Cover of: Herbicidal drift control: aerial spray equipment, formulations, and supervision

    First published in 1974 — 2 editions
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  • Cover of: Pregermination treatments for redstem ceanothus seeds

    First published in 1973 — 2 editions
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  • Cover of: Aerial spray adjuvants for herbicidal drift control

    First published in 1973 — 2 editions
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  • Cover of: Repeated spraying to control southwest Oregon brush species

    First published in 1968 — 1 edition
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  • Cover of: Reclamation of nonsprouting greenleaf manzanita brushfields in the Cascade Range

    First published in 1968 — 1 edition
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  • Cover of: Herbicides for grass and forb control in Douglas-fir plantations

    First published in 1976 — 1 edition
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  • Cover of: Midsummer foliage sprays on salmonberry and thimbleberry

    First published in 1971 — 1 edition
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  • Cover of: Toxicity of herbicides on three northwestern conifers

    First published in 1961 — 1 edition
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  • Cover of: Effects of herbicides on some important brush species in southwestern Oregon

    First published in 1959 — 1 edition
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  • Cover of: Brush problems in southwestern Oregon.

    First published in 1961 — 1 edition
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We need a photo of H. Gratkowski

Subjects

Herbicides, Control, Brush, Testing, Aerial spraying and dusting in forestry, Douglas fir, Effect of herbicides on, Plants, Aerial spraying and dusting in agriculture, Arctostaphylos, Atrazine, Case studies, Ceanothus, Conifers, Dichlorophenoxyacetic acid, Diseases and pests, Environmental aspects, Environmental aspects of Herbicides, Forbs, Germination, Grasses, Rubus parviflorus, Safety measures, Salmonberry, Seeds

Places

Oregon, Cascade Range, Coos Bay (Or.), Western Oregon

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ID Numbers

  • OLID: OL2186243A

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History

Download catalog record: RDF / JSON
August 18, 2008 Edited by an anonymous user fix author name
April 1, 2008 Created by an anonymous user initial import