aquatic weed Articles

  • Effects of the herbicide imazapyr on juvenile Oregon spotted frogs

    Conflict between native amphibians and aquatic weed management in the Pacific Northwest is rarely recognized because most native stillwater‐breeding amphibian species move upland during summer, when herbicide application to control weeds in aquatic habitats typically occurs. However, aquatic weed management may pose a risk for aquatic species present in wetlands through the summer, such as the ...


    By John Wiley & Sons, Ltd.

  • Environmental Risk Assessment of compost prepared from salvinia, egeria densa, and alligator weed

    Approximately 70,000 m3 of salvinia (Salvinia molesta) was removed from the Hawkesbury-Nepean River, New South Wales (NSW), Australia, during 2004. This study assessed the risks associated with applying compost prepared from aquatic weeds (AWC) to land, namely, survival and spread of aquatic and terrestrial weeds, eutrophication of waterways, accumulation of heavy metals and phytotoxicity. The ...

  • Vermicomposting technology: an efficient biological processing of obnoxious weed water hyacinth (Eichhornia crassipes)

    The present work was carried out during the year 2009–2011 to study the physicochemical and microbial analysis of both vermicompost and vermiwash produced from two treatments of water hyacinth: T1: 100% water hyacinth + 5% soil, T2: water hyacinth + cow dung (50% + 50%) by using earthworm species, Eudrilus eugeniae for a period of 90 days. The nutrient values along with microbial count of ...


    By Inderscience Publishers

  • Common Causes of Fish Kills in Your Pond

    What Killed My Fish? The first question everyone has when they notice fish floating in open water or washed up along the bank is: what killed my fish? The most common causes of fish kills are oxygen depletion, algal blooms (could deplete oxygen or be toxic), pesticide toxicity and disease. By far, the most common cause of fish kills is oxygen depletion in lakes or ponds. There are two general ...


    By Keeton Industries, Inc.

  • Worst Water Weeds #1: Hydrilla

    The Center for Invasive Species and Ecosystem Health lists a total of 79 different invasive and exotic aquatic plants that can be found in various parts of the United States. Some are wreaking more havoc than others, but one of the worst of all is hydrilla. It has invaded across much of the southern United States, and is beginning to make its way northward. Below are the basics of this invasive ...


    By Weedoo Greenboat Inc.

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