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Photographs of weed species commonly found in the UK and information on herbicides from Bayer Environmental Science.
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A combined government/private/non-profit endeavour to establish a database, accessible through the Internet, containing information on noxious weed control in California.
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A community initiative to tackle the problem of environmental weeds in bushland and waterways in Australia.
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Brief introduction to some major environmental weeds in Australia, with photos.
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Article discussing the use of flame weeders to control weeds before or after germination of the crop.
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This project aims to be a primary resource on weed management for organic farms, reporting on the latest weed information, weeding techniques and weed research.
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Photographs and identifying features of the commonly occurring climbing weeds.
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Biological products and consulting services for weed management. Montana.
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Resources on this noxious weed for scientists and researchers. Includes a news group, picture gallery, scientists directory, references and links.
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Information about weeds and their identification, control and herbicide resistance. A global collaborative effort.
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Detailed information and articles covering all aspects of agricultural weed science.
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Pictures and descriptions of weeds in King County, Washington.
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Information from the FAO on this subject with particular reference to water hyacinth, water lettuce and water fern.
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Australian site promoting key weed policies, regulations, current issues, national initiatives, research, extension training and personnel.
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Database of weeds, accessible by common and botanical names and by a thumbnail gallery. Summary information and photos are provided for each weed.
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Searchable database of the noxious weed lists for all U.S. states and six southern provinces of Canada.
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Information on dealing with weeds found in this region including a weed identification image collection.
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Article discussing several alternatives to conventional tillage systems, including allelopathy, intercropping, crop rotations and a weed-free cropping design.
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Photographs of weed species that may invade grassland and information on herbicides from Bayer Environmental Science.
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This University of Nebraska program conducts research into herbicides and weed types. Page includes list of publications and news.
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Images and descriptions of many species of terrestrial and aquatic weeds in Virginia.
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Information from the NSW Department of Primary Industries in Australia on weeds classed as noxious that need to be eliminated, those that threaten the environment and agricultural weeds.
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Key and species accounts for 172 species from the University of Illinois.
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Information from the FAO on improved weed management, problem weeds in crop and non-crop situations and management options and perspectives.
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An interdisciplinary collaboration that fosters research in Weed Management and facilitates distribution of associated knowledge for the benefit of agriculture and for the preservation of natural resources.
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Publishers of Weed Technology, which includes original research on weed biology and control, weed and crop management systems and reports of new problems.
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Australian Weeds Committee site promoting key weed policies, regulations, current issues, national initiatives, research, extension training and personnel.
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Information on Australian weeds with guides to identification and control.
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Includes scientists, consultants, company representatives, conservationists, other practitioners and members of the public who have an interest in weed management
