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Category: Food Use

Tolerance Success: Flonicamid 2020

Posted on May 28, 2020June 1, 2020

Federal Register Date: May 28, 2020 Active Ingredient: Flonicamid

Posted in Food Use, Tolerance Success

Herbicide label expansion could provide cucumber and squash growers extended weed control

Posted on May 27, 2020March 23, 2021 — David Kuack

Researchers are conducting trials through IR-4 Project to determine the weed control effectiveness of clomazone as a post-transplant application. Clomazone has become an important weed control tool for specialty crop growers. This pre-emergent herbicide provides effective control of many annual grasses and common broadleaf weeds. Through the IR-4 Project, researchers are now studying whether this […]

Posted in Food Use, Success Story

Tolerance Success: Isoxaben 2020

Posted on May 15, 2020June 1, 2020

Federal Register Date: May 15, 2020 Active Ingredient: Isoxaben

Posted in Food Use, Tolerance Success

Tolerance Success: Acequinocyl 2020

Posted on May 15, 2020June 1, 2020

Federal Register Date: May 15, 2020 Active Ingredient: Acequinocyl

Posted in Food Use, Tolerance Success

New Plant Growth Regulator Labeling for Northern Growers Can Improve Corn and Alfalfa Production

Posted on May 8, 2020March 23, 2021 — Michele Myers

In 2018, Wisconsin growers produced 13.4 million tons of silage corn and 1.93 million tons of alfalfa and alfalfa mixtures. Interseeding alfalfa with silage corn has many advantages for growers and is beneficial for the environment and livestock, but it can be challenging due to reduced light under the corn canopy. Prohexadione calcium can be […]

Posted in Food Use, Success Story

Cilantro and dill growers gain an additional weed control tool

Posted on April 27, 2020March 23, 2021 — David Kuack

Cilantro and dill growers and researchers work together to expand registration of clomazone through IR-4 Project. Growing multiple vegetable crops can be a blessing and a curse. Ratto Bros. Inc. in Modesto, Calif., produces 38 different crops, primarily leafy greens and herbs. “We grow a broad spectrum of crops,” said Brandon Narron, ranch manager at […]

Posted in Food Use, Success Story

Expanding options to protect Asparagus

Posted on April 2, 2020March 23, 2021 — Katie Chriest

Few veggies herald the advent of summer like asparagus spears emerging from underground. Asparagus appreciation dates back millennia, and Millennial bloggers continue to drive its demand today. This is a perennial plant with perennial popularity. “There’s no other crop quite like asparagus,” summarizes Brenna Aegerter, Cooperative Extension Farm Advisor at the University of California. “Fields […]

Posted in Food Use, Success Story

Growers have more options when trying to manage basil downy mildew

Posted on March 23, 2020March 23, 2021 — David Kuack

Resistant varieties and additional fungicides can assist growers in protecting their basil crops from downy mildew infection. Whether basil is grown in controlled environment structures or outdoors, downy mildew can be a destructive disease of this crop. “For organic basil crops, downy mildew can be quite devastating and usually results in total crop loss that […]

Posted in Food Use, Success Story

Tolerance Success: Cyazofamid 2020

Posted on March 18, 2020April 3, 2020

Federal Register Date: March 18, 2020 Active Ingredient: Cyazofamid

Posted in Food Use, Tolerance Success

Tolerance Success: Penoxsulam 2020

Posted on March 9, 2020April 3, 2020

Federal Register Date: March 9, 2020 Active Ingredient: Penoxsulam

Posted in Food Use, Tolerance Success

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This website is based upon work that is supported by the National Institute of Food and Agriculture, U.S. Department of Agriculture, under award numbers 2022-79111-38469 and 2021-34383-34848 with substantial cooperation and support from the State Agricultural Experiment Stations, USDA-ARS, USDA-APHIS, and USDA-FAS. In accordance with Federal Law and U.S. Department of Agriculture policy, this institution is prohibited from discriminating on the basis of race, color, national origin, sex, age or disability.

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  • About IR-4
    ▼
    • Annual Reports
    • Careers
    • Contacts
      ▼
      • Headquarters Staff
      • National Directory
      • Regional Field Coordinators
    • History
    • Mission & Vision
    • News
    • Outreach
    • Participants in the Process
  • Food Crops
    ▼
    • Biopesticide Regulatory Support Program
    • Crop Grouping
    • Integrated Solutions
    • International Programs
    • Residue and Product Performance
  • Environmental Horticulture
  • Events & Training
  • Stakeholder Resources
    ▼
    • Database: Food Crops
    • eQA/eDOCs
    • Database: Environmental Horticulture
    • Databases: Biopesticides and Organic Support
    • Glossary of Acronyms
    • Upload Files
  • Submit a Project Request