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Category: Pathology

Fluopyram Crop Safety – 2020

Posted on February 20, 2020March 25, 2024

Indemnify (fluopyram) is a new fungicide being developed by Bayer for the control of nematodes; the current product is only registered for turf uses.

Posted in CropSafety, Environmental Horticulture Program, Pathology, Plant Pathology Crop Safety

Fenamidone Efficacy & Crop Safety – 2020

Posted on February 11, 2020March 25, 2024

From 2004 to 2012, fenamidone (FenStop, FenStar) was screened through the IR-4 Program as drench or foliar applications for effacay against nine Phytophthora species causing root rots and

Posted in CropSafety, Efficacy, Pathology, Plant Pathology Crop Safety, Plant Pathology Efficacy

Downy Mildew APHIS Research Summary

Posted on November 11, 2019August 20, 2021

Over a 5-year timeframe starting in 2013, the team of researchers listed above investigated several downy mildews – Impatiens and Cucurbit, primarily,

Posted in Efficacy, InvasiveSpecies, Pathology, Plant Pathology Efficacy

Fluxapyroxad + Pyraclostrobin Crop Safety – 2019

Posted on October 22, 2019April 11, 2024

The IR-4 Project screens new active ingredients for potential deleterious impacts to aid growers in selection of appropriate disease management tools for their crops. From 2014

Posted in CropSafety, Environmental Horticulture Program, Pathology, Plant Pathology Crop Safety

SP2700 Crop Safety – 2019

Posted on October 17, 2019April 11, 2024

SP2700 is a new insecticide being developed by SePro for the control of diseases on ornamentals such as Alternaria, Cylindrocladium, Fusarium, Rhizoctonia, and Thielaviopsis.

Posted in ArchivedCropSafety, Archives, Pathology

Cyflufenamid Crop Safety – 2019

Posted on May 20, 2019April 17, 2024

Cyflufenamid is an active ingredient for managing foliar diseases including powdery mildew and botrytis.

Posted in CropSafety, Pathology, Plant Pathology Crop Safety

Azoxystrobin + Difenconazole Crop Safety – 2019

Posted on May 20, 2019March 25, 2024

Alibi Flora (azoxystrobin + difenoconazole) was registered on January 12, 2015 for use on ornamental horticulture crops and landscape ornamental horticulture plants in

Posted in CropSafety, Pathology, Plant Pathology Crop Safety

Azoxystrobin Crop Safety Summary – 2019

Posted on May 20, 2019April 22, 2024

Azoxystrobin was registered as Heritage in the United States in 1997 as a turf fungicide. In April 2003, this label was updated to include applications for certain diseases on environmental horticulture crops.

Posted in CropSafety, Pathology, Plant Pathology Crop Safety

Algal Leaf Spot Efficacy Summary – 2019

Posted on April 3, 2019April 23, 2024

At the IR-4 Environmental Horticulture Program Workshop in 2015, Algal Leaf Spot Efficacy was selected as a regional special project for the Southern Region

Posted in Efficacy, Pathology, Plant Pathology Efficacy

Botrytis Efficacy Summary – 2019

Posted on March 28, 2019April 19, 2024

At the IR-4 Ornamental Horticulture Program Workshop in 2011, Botrytis Efficacy was selected as a high priority project to expand the knowledge and list of fungicides available to growers for these diseases.

Posted in ArchivedEfficacy, Efficacy, Pathology

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IR-4 Project Headquarters
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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