FREP Website Resources

Category Archives: Research Updates
Research Update: Certification and Distance Learning for Fertigation
Note: This is part of a Research Update series that highlights projects funded by the California Department of Food and Agriculture (CDFA), Fertilizer Research and Education Program (FREP). Project Title: Certification and Distance Learning for Fertigation Project Lead: Dr. Stuart Styles, Irrigation Training and Research Center (ITRC), Cal Poly State University in San Luis ObispoProject Status: Complete (3-year project) Project location: ITRC, Cal Poly State University …
Research Update: Site-Specific Fertilization Recommendations for Annual Crops
Note: This is part of a Research Update series that highlights projects funded by the California Department of Food and Agriculture’s (CDFA) Fertilizer Research and Education Program (FREP). Project Title: Development of Site-specific Nitrogen Fertilization Recommendations for Annual Crops Project Lead: Daniel Geisseler, Cooperative Extension Specialist, Department of Land, Air and Water Resources, University of California, Davis Project Status: Complete Project location: Field trials in commercial …
Research Update: Irrigation and Nitrogen Best Management Practices for Low Desert Lettuce
Note: This is part of a Research Update series that highlights projects funded by the California Department of Food and Agriculture (CDFA) Fertilizer Research and Education Program (FREP). Project Title: Developing Tools and Information on Irrigation and Nitrogen Best Management Practices in California’s Low Desert Lettuce Production Systems Project Lead: Ali Montazar, Irrigation and Water Management Advisor, University of California Cooperative Extension (UCCE), Desert …
Research Update: Estimating Nitrogen Removal from the Harvested Portion of Central Coast Crops
Note: This is part of a Research Update series that highlights projects funded by the California Department of Food and Agriculture’s (CDFA) Fertilizer Research and Education Program (FREP) annual grant program. Project Title: Nitrogen Content of the Harvested Portion of Specialty Crops to Estimate Crop Nitrogen Removal and Improve Nitrogen Management in Crops Project Leaders: Richard Smith, University of California Cooperative …
Research Update: Using High Carbon Amendments to Reduce Winter Nitrate Leaching in Vegetable Rotations
Note: This is part of a Research Update series that highlights projects funded by the California Department of Food and Agriculture’s (CDFA) Fertilizer Research and Education Program (FREP) annual grant program. Project Title: Immobilization of Nitrate in Winter-Fallow Vegetable Production Beds to Reduce Nitrate Leaching Project Leaders: Project Status: Completed in 2023 Project Location: Commercial farms located on the Central Coast …
Research Update: Nitrogen and Irrigation Management for Carrot Production in Desert Region
Note: This is part of a Research Update series that highlights projects funded by the California Department of Food and Agriculture (CDFA) Fertilizer Research and Education Program (FREP) annual Grant Program. Project Title: Enhancing Nitrogen and Water Use Efficiency in California Carrot Production Through Management Tools and Practices Project Leader: Ali Montazar, Irrigation and Water Management Advisor, University of California Agriculture and Natural Resources …