FREP Website Resources
Category Archives: Research Updates
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 …
New Pistachio, Processing Tomato, and Almond Videos Summarize Latest 4R Research and Provide Grower Continuing Education Units
As part of its Crop Nutrient Minute video series, the Coalition for Urban Rural Environmental Stewardship (CURES) has recently released videos in English and Spanish for pistachio, processing tomato, and almond production that provide the latest crop-specific information on efficient nitrogen fertilizer applications and irrigation practices that minimize movement of nitrate to groundwater. This video series was funded by a …
Research Update: Nitrogen and Irrigation Managements for Onions
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: Assessing Drip Irrigation and Nitrogen Management of Fresh Onions Produced in California Low Desert Project Leader: Jairo Diaz, Director, University of California – Desert Research and Extension Center Project Status: Complete Project …