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Category: Environmental Horticulture Program

Beetle, Borer, Weevil & White Grub Efficacy – 2021

Posted on September 3, 2021April 23, 2024

Collectively, managing coleopteran insects can be challenging because the adult and larval stages may both cause damage and sometimes occur on different hosts or on different plant parts.

Posted in ArchivedEfficacy, Efficacy, Entomology

Fusarium Literature Review & Efficacy Summary – 2021

Posted on August 31, 2021March 25, 2024

From 2001 to 2020, numerous products representing 40 active ingredients were evaluated in greenhouse and field trials as soil drench, soil incorporation, foliar,in-furrow, drip irrigation

Posted in Efficacy, Pathology, Plant Pathology Efficacy

Bacterial Disease Efficacy Summary & Literature Review – 2021

Posted on August 13, 2021April 19, 2024

From 2008 to 2020, 70 products were tested through the IR-4 Environmental Horticulture Program as drench or foliar applications against bacterial pathogens.

Posted in Efficacy, Pathology, Plant Pathology Efficacy

Registration Open for 2021 Environmental Horticulture Priority Setting Workshop

Posted on August 2, 2021September 14, 2021

Registration is open for the 2021 Environmental Horticulture Priority Setting Workshop. Regional and national priorities for IR-4 environmental horticulture research in 2022 and 2023 will be established during this biennial event, taking place September 28 – 30.

Posted in Environmental Horticulture Program, News

Mefentrifluconazole Crop Safety – 2021

Posted on July 29, 2021April 19, 2024

Mefentrifluconazole is a new fungicide being developed by BASF for the control of foliar diseases of environmental horticulture crops. The IR-4 Project completed 24 crop safety trials

Posted in ArchivedCropSafety, CropSafety, Pathology

Thielaviopsis Efficacy Summary – 2021

Posted on July 29, 2021March 25, 2024

From 2003 to 2020, numerous products representing 35 active ingredients were evaluated in greenhouse experiments as soil drenches against Thielaviopsis basicola causing black root rot

Posted in Efficacy, Pathology, Plant Pathology Efficacy

Crop Vignette: Daylilies

Posted on July 19, 2021April 22, 2024 — Jacqueline Cavaliere

Daylilies are flowering plants in the genus Hemerocallis, a member of the family Asphodelaceae. Their scientific name, Hemerocallis, is from the Greek hemeros, a day, and kallos, meaning beauty, because the flowers are only open a single day.

Posted in Crop Vignette, Environmental Horticulture Program

Pydiflumetofen + Difenoconazole Crop Safety – 2021

Posted on June 23, 2021March 25, 2024

Pydiflumetofen + Difenoconazole is a new fungicide being developed for the control of foliar diseases of environmental (aka ornamental) horticulture crops. The IR-4 Project completed

Posted in CropSafety, Pathology, Plant Pathology Crop Safety

Pydiflumetofen + Fludioxanil Crop Safety – 2021

Posted on June 23, 2021March 25, 2024

Pydiflumetofen + Fludioxonil is a new fungicide being developed for the control of foliar and soil-borne diseases of environmental (aka ornamental) horticulture crops. The IR-4 Project completed

Posted in CropSafety, Pathology, Plant Pathology Crop Safety

Crop Vignette: Crapemyrtle

Posted on June 21, 2021July 13, 2021 — Jacqueline Cavaliere

Plant Information Lagerstroemia or crape myrtle is a genus of about 50 species of deciduous and evergreen trees and shrubs in the family Lythraceae, that are native to the Indian subcontinent, southeast Asia, northern Australia and parts of Oceania, cultivated in warmer climates around the world. The most popular species, Lagerstroemia indica, arrived in England […]

Posted in Crop Vignette

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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