Iowa State Weed Science Online

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Reference Desk
A collection of useful references for weed management including links to herbicide labels, publications, and agrochemical manufacturers.

Weed Science Archives
A listing of all articles that have appeared on this site since November 1996. Articles are arranged by topic.

Weed Science Personnel
Links to Iowa State University faculty, staff, and graduate students involved with weed science research, extension, and teaching.

Publications
A listing of available weed management and related publications offered by Iowa State University, both online and in print form. Ordering information is also included.

Agronomic Links
Internet sites related to agronomy and crop production topics, government agencies, media, and University departments.

Weed Search
Use this page to search the entire site for articles containing keywords you submit.

Hot pages on ISU Weed Science
A listing of the top pages accessed by site visitors.

Iowa's Noxious Weeds

Herbicide Package Mixes Table

Herbicide Mode of Action Chart

2008 Herbicide Guide for Corn and Soybean Production

Weed Identification Resources

Herbicide Ad Hall of Shame

Delayed PRE herbicide applications in corn- Treatments for early POST weed management in corn are described

Managing 2,4-D in burndown treatments - Minimize the risk of crop injury

Weeds, rates and resistance - Some things to consider

ISU Weed Science Field Day Announced - The date is June 26, 2008

Start clean with no-till - Effective management of winter annuals important in no-till

Drift reduction starts now! - Don't wait until the spray season to determine how to reduce herbicide drift

Weeds in the concrete jungle - Survival in the city requires different traits than in the country

Yesterday's Herbicides - A new entry into the Herbicide Ad Hall of Shame

Impact of early-season weed competition on corn nitrogen needs - Summary of Wisconsin research (pdf)

Managing the risk of glyphosate resistant weeds - Summary of three modeling papers (pdf)

Weed Control Results - 2007 Annual field trials report.(pdf file)

How plants survive glyphosate Description of the resistance mechanisms in crops and weeds (pdf)

National Glyphosate Stewardship Forum II final report available- The implications of the second National Glyphosate Stewardship Forum are described

Attack of the Killer Weeds, or the effects of rising carbon dioxide concentrations on weeds

Power of the crop canopy - The importance of the canopy in maintaining effective weed control

Two new publications from the North Central Glyphosate Stewardship Group available New publications in The Glyphosate, Weeds, and Crops Series are announced

A brief history of Canada thistle in Iowa- Summary of early research on our first noxious weed

Weed seed predation in agricultural fields - What's eating the seeds in your fields?

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The U.S. Department of Agriculture (USDA) prohibits discrimination in all its programs and activities on the basis of race, color, national origin, gender, religion, age, disability, political beliefs, sexual orientation, and marital or family status. (Not all prohibited bases apply to all programs.) Many materials can be made available in alternative formats for ADA clients. To file a complaint of discrimination, write USDA, Office of Civil Rights, Room 326-W, Whitten Building, 14th and Independence Avenue, SW, Washington, DC 20250-9410 or call 202-720-5964.

ISU Extension Weed Management
2104 Agronomy Hall
Ames, Iowa 50011-1010
Voice: (515) 294-1923
Fax: (515) 294-9985

This site is managed by Mike Owen and Bob Hartzler.
Questions and comments can be submitted here.