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Category: Weed Science

S-Metolachlor Crop Safety – 2006

Posted on November 13, 2017April 17, 2024

Several good herbicide products are available to manage weeds in and around nursery crops. Because growers produce many different plant species and cultivars and because many new crops

Posted in ArchivedCropSafety, CropSafety, Weed Science

Quinoclamine Crop Safety – 2006

Posted on November 13, 2017March 25, 2024

 Mogeton 25WP (quinoclamine) at 2, 4 and 8 oz product per gallon (1X, 2X and 4X rates) provides excellent control of liverworts in ornamental horticulture crops grown in containers in

Posted in CropSafety, Environmental Horticulture Program, Weed Science, Weed Science Crop Safety

Early Post Emergence Efficacy Summary – 2011

Posted on October 26, 2017April 19, 2024

From 2008 through 2011, fourteen pre-emergent herbicides were tested across the United States through the IR-4 Ornamental Horticulture Program to determine whether they can control

Posted in Efficacy, Environmental Horticulture Program, Weed Science, Weed Science Efficacy

Liverwort Efficacy Summary – 2012

Posted on October 26, 2017April 11, 2024

Data in this report were generated to evaluate several products for post-emergent control of liverworts (Marchantia sp.). Liverworts are among the most serious weeds of container grown ornamentals.

Posted in Efficacy, Environmental Horticulture Program, Weed Science, Weed Science Efficacy

Bentazon Crop Safety – 2006

Posted on October 26, 2017March 25, 2024

Basagran T/O has been registered for a number of years as a directed application and as an over-the-top application on limited plant species. However, growers have expressed the

Posted in ArchivedCropSafety, CropSafety, Weed Science

Prodiamine Crop Safety Summary – 2006

Posted on October 24, 2017April 23, 2024

Prodiamine has been registered in the United States for many years for uses in and around ornamental plants in production nurseries and in landscapes. There have been

Posted in ArchivedCropSafety, CropSafety, Weed Science

Oxyfluorfen + Prodiamine Crop Safety – 2017

Posted on April 26, 2017March 25, 2024

From 2009 through 2016 IR-4 completed 155 trials evaluating Biathlon (oxyfluorfen + prodiamine) crop safety. The data contained in this report were generated to register uses

Posted in ArchivedCropSafety, CropSafety, Weed Science

Acetic Acid Crop Safety – 2014

Posted on August 19, 2014April 23, 2024

From 2010 to 2013, IR-4 completed 38 trials on WeedPharm (acetic acid). The data contained in this report was generated to register uses of active ingredient on and around ornamental

Posted in CropSafety, Weed Science, Weed Science Crop Safety

Ammonium Nanonoate Crop Safety – 2014

Posted on August 19, 2014April 17, 2024

From 2010 to 2013, IR-4 completed 24 trials on Racer (Ammonium nonanoate). The data contained in this report was generated to register uses of active ingredient on

Posted in CropSafety, Weed Science, Weed Science Crop Safety

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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