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英文字典中文字典相关资料:


  • Whitetop | National Invasive Species Information Center
    Species Profile: Whitetop Crowds out native species and reduces crop yields (Zouhar 2004)
  • Hoary Cress Whitetop: Options for Control - Washington
    Whitetop will form an exten-sive mesh of roots that can A single plant can produce from 1,200 to 4,800 seeds each year There can be as many as 850 seeds per flowering stem Despite its tenacity, Whitetop can be effectively controlled
  • How To Control Whitetop in Your Yard - Invasive Garden
    In this article we will talk about how to control Whitetop (Hoary Cress) in your yard Whitetop is a plant native to southwestern Asia According to reports, it found its way to the United States in the form of contaminated alfalfa seeds from Turkistan
  • Lepidium draba - Wikipedia
    Lepidium draba, also known as whitetop, hoary cress, [1] or Thanet cress, [2] is a rhizomatous perennial flowering plant in the family Brassicaceae It is native to western Asia and southeastern Europe and has been widely introduced elsewhere
  • how to get rid of white top weed - stonepostgardens. com
    White top weed, also known as hoary cress, is an invasive plant that can quickly take over gardens and yards Originally from Asia, this noxious weed was introduced to North America in the late 1800s as a contaminant in alfalfa seeds
  • Whitetop - Montana Weed Control Association
    Whitetop is generally one of the earliest noxious weeds to come up in the spring (May) Seeds remain viable for 4-years and roots can reach depths of 6-feet
  • Whitetop Factsheet — Invasive Species of Idaho
    Whitetop - Short video describing the history, distribution and impact of whitetop in North America, and detailed footage and descriptions for accurately identifying this species in the field





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