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Last edited anonymously
April 29, 2008 | History
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W. Helle

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  • Cover of: Spider Mites : Volume 1A: Spider Mites (World Crop Pests, Vol 1a)

    First published in 1986 — 1 edition
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  • Cover of: Spider Mites : Volume 1B: Spider Mites (World Crop Pests, Vol 1b)

    First published in 1986 — 1 edition
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  • Cover of: Spider mites: their biology, natural enemies, and control

    First published in 1985 — 1 edition
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  • Cover of: Genetics of resistance to organophosphorus compounds and its relation to diapause in Tetranychus urticae Koch (Acari)

    First published in 1962 — 1 edition
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We need a photo of W. Helle

Subjects

Arachnida, Arachnides, Bekämpfung, Biologie, Control, Diapause, Insecticide resistance, Lutte contre, Lutte contre les Arachnides, Mites, Organophosphorus compounds, Pflanzenschutz, Spider mites, Spiders, Spinnmilben (Familie), Two-spotted spider mite, Tétranychidés, Tétranychidés, Lutte contre les

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ID Numbers

  • OLID: OL2707538A

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History

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April 29, 2008 Created by an anonymous user initial import