The Nature Conservancy's national program for dealing with harmful invasive plant species on its preserves.

WHAT'S NEW 5 Northwestern States: Query by Name Query From List Query by Area Query From Map Links Database Other Services: State/Provincial Noxious Weed Lists Weed Alert Service Biocontrol Service INVADERS Data Entry Blackfoot Weed Management About INVADERS: Statistics INVADERS Citation Purpose Goals Potential users Applications Publications Demonstration projects Comments The INVADERS Database ...

APHIS Weed Authority APHIS Weed Policy Federal Noxious Weed List Weed Action Plan (comment open 'til March 29, 02) Fact Sheets and Weed Alerts Giant Salvinia EA Weed Risk Assessment Permits for Weeds and Biological Control Agents Technical Advisory Group for Biological Control Agents of Weeds (TAG) National Biological Control Institute National Plant Board (NPB) NPB link to State Noxious Weeds ...

Bureau of Land Management Environmental Education Homepage What's Wrong With This Picture Invasive Weeds: A Growing Pain Many weeds have pretty flowers but they are a growing pain. They crowd out native plants, harm animal habitats and increase erosion. Upsetting the Balance Looks Can be Deceiving Controlling Weeds Native or Non-native Seed Bank Lab What is a Weed Seed Dispersal Population ...

INDUSTRY TASK FORCE II ON 2, 4-D RESEARCH DATA Welcome to the Industry Task Force II on 2, 4-D Research Data Web Site. 2, 4-D, a member of the phenoxy family of herbicides, was the first successful selective herbicide developed. It was introduced in 1946, and rapidly became the most widely used herbicide in the world. A selective herbicide is one that controls weeds in a crop without damaging that ...