Thistle

Results: 454



#Item
191Botany / Centaurea solstitialis / Schinus terebinthifolius / Carduus / Puccinia / Thistle / Centaurea / Rust / Schinus / Invasive plant species / Flora / Biology

Proceedings of the XI International Symposium on Biological Control of Weeds

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Source URL: www.invasive.org

Language: English - Date: 2010-03-02 14:48:15
192

Canada Thistle Composite Family (Cirsium arvense) Canada Thistle has small, numerous flower heads that are purple or occasionally white. The leaves are spiny.

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Source URL: www.pvtc-kvsp.org

- Date: 2014-10-10 08:09:07
    193Biota / Cirsium / Onopordum acanthium / Onopordum / Carduus nutans / Sonchus / Thistle / Leaf / Cirsium fontinale / Flora / Botany / Invasive plant species

    Oklahoma Cooperative Extension Service PSS-2776 Thistles in Oklahoma and Their Identification

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    Source URL: www.fs.fed.us

    Language: English - Date: 2014-04-18 14:02:22
    194Biology / Botany / Garden pests / Carduus nutans / Asteraceae / Cirsium arvense / Rhinocyllus conicus / Thistle / Weed control / Invasive plant species / Agriculture / Curculionidae

    University of Nebraska - Lincoln DigitalCommons@University of Nebraska - Lincoln Historical Materials from University of NebraskaLincoln Extension Extension

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    Source URL: www.neweed.org

    Language: English - Date: 2014-04-15 12:19:42
    195Thistle / Biological pest control / Carduus / Curculionidae / Rhinocyllus / Cirsium

    Predicting Non-Target Ecological Effects of Biological Control Agents: Evidence from Rhinocyllus conicus

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    Source URL: www.invasive.org

    Language: English - Date: 2002-02-28 16:17:49
    196Cirsium / Thistle / Carduus / Curculionidae / Rhinocyllus / Biological pest control

    Rhinocyllus conicus - Insights to Improve Predictability and Minimize Risk of Biological Control of Weeds

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    Source URL: www.invasive.org

    Language: English - Date: 2002-02-28 12:03:26
    197Agriculture / Herbicide / Cutting / Carduus nutans / Onopordum acanthium / Weed control / Invasive plant species / Botany / Biology

    Yellow and White Sweet Clover, Musk Thistle, Treatment Methods

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    Source URL: www.se-eppc.org

    Language: English - Date: 2005-06-27 09:38:33
    198Flora / Botany / Agroecology / Invasive plant species / Onopordum acanthium / Onopordum

    SCOTCH THISTLE Onopordum acanthium WHAT IS AN INVASIVE SPECIES?

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    Source URL: jordanrivercommission.com

    Language: English - Date: 2014-09-30 17:46:19
    199Botany / Cirsium arvense / Carduus nutans / Herbicide / Weed control / Weed / Thistle / Carduus acanthoides / Cirsium / Invasive plant species / Agriculture / Biology

    University of Nebraska–Lincoln Extension EC171 (Revised May[removed]Noxious Weeds of Nebraska CanadaThistle

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    Source URL: www.neweed.org

    Language: English - Date: 2014-04-15 11:54:24
    200Biology / Cirsium arvense / Weed control / Weed / Thistle / Cirsium / Biological pest control / Seed / Root / Flora / Botany / Invasive plant species

    CANADA THISTLE Cirsium arvense THREAT: Canada thistle, also called creeping thistle, is a native of southeastern Eurasia. It was introduced to North America, as a contaminant of crop seed, as early as the late eighteenth

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    Source URL: www.co.whatcom.wa.us

    Language: English - Date: 2011-01-26 19:35:29
    UPDATE