Organization that aims to foster and encourage education and research in weed science. Provides details of membership, meetings, newsletters, education ...

An interdisciplinary collaboration that fosters research in Weed Management and facilitates distribution of associated knowledge for the benefit of agriculture ...

Publishers of Weed Technology, which includes original research on weed biology and control, weed and crop management systems and reports ...

Includes scientists, consultants, company representatives, conservationists, other practitioners and members of the public who have an interest in weed management

Information from the FAO on improved weed management, problem weeds in crop and non-crop situations and management options and perspectives.

Images and descriptions of many species of terrestrial and aquatic weeds in Virginia.

Information from the NSW Department of Primary Industries in Australia on weeds classed as noxious that need to be eliminated, ...

This University of Nebraska program conducts research into herbicides and weed types. Page includes list of publications and news.

Article discussing several alternatives to conventional tillage systems, including allelopathy, intercropping, crop rotations and a weed-free cropping design.

Information on this non-chemical, environment-friendly method for controlling weeds for organic growers. [PDF]

Searchable database of the noxious weed lists for all U.S. states and six southern provinces of Canada.

Includes brief details, and photographs of the important weeds of NE United States.

Midwest Aqua Care of Minnesota provides aquatic weed control and pond weed control products and services for lake and pond ...

Australian site promoting key weed policies, regulations, current issues, national initiatives, research, extension training and personnel.

Information from the FAO on this subject with particular reference to water hyacinth, water lettuce and water fern.