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Category: Plant Pathology Efficacy

Botrytis Efficacy Summary – 2021

Posted on March 26, 2021April 19, 2024

At the IR-4 Environmental 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 Efficacy, Pathology, Plant Pathology Efficacy

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

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

Downy Mildew Efficacy Summary – 2017

Posted on November 20, 2017March 25, 2024

In 2008, IR-4 initiated a high priority project to determine efficacy of several fungicides on downy mildew pathogens so data can be obtained to support current and future registrations.

Posted in Efficacy, Pathology, Plant Pathology Efficacy

Powdery Mildew Efficacy Summary – 2017

Posted on November 20, 2017April 23, 2024

In this review of literature published from 1999 to 2016, 99 products representing 57 active ingredients were screened in greenhouse and field experiments against several species

Posted in ArchivedEfficacy, Plant Pathology Efficacy

Leaf Spot & Anthracnose Efficacy Summary – 2016

Posted on November 17, 2017April 23, 2024

At the IR-4 Ornamental Horticulture Program Workshop in 2013, leaf spots and anthracnose efficacy was selected as a high priority project to expand the knowledge

Posted in Efficacy, Pathology, Plant Pathology Efficacy

Rust Disease Efficacy Summary – 2012

Posted on November 16, 2017April 23, 2024

From 2000 to 2011, numerous products representing 30 active ingredients were tested as foliar applications against several genera and species of pathogens causing rust on

Posted in Efficacy, Pathology, Plant Pathology Efficacy

Gladiolus Rust APHIS Research Summary

Posted on November 15, 2017August 20, 2021

The project entitled “Determining the impact of registered and non-registered fungicides and disinfestants on Uromyces transversalis, the causal agent of

Posted in Efficacy, Environmental Horticulture Program, InvasiveSpecies, Pathology, Plant Pathology Efficacy

Cyprodinil + Fludioxonil Efficacy Summary – 2010

Posted on October 26, 2017April 17, 2024

From 2000 to 2007, IR-4 researched crop safety and efficacy of Medallion (fludioxonil), Vanguard (cyprodinil), and Palladium (Switch 65WG, cyprodinil + fludioxonil).

Posted in CropSafety, Pathology, Plant Pathology Efficacy

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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