FREP Website Resources
Category Archives: All
Research Update: Nitrogen Concentrations in Harvested Material
Project Leaders: Charlotte Gallock, Kings River Conservation District, John Dickey, Southern San Joaquin Valley Management Practices Evaluation Program (MPEP), and Ken Cassman, Senior Agronomic and Soils Advisor Project Status: Year One Overview: The goal of this project is to assist Central Valley growers and coalitions with nutrient management planning and performance assessment by updating nitrogen (N) removal coefficients and nitrogen …
Research Update: Irrigation Training to Optimize Irrigation Efficiency and Minimize Nutrient Loss
Project Leaders: Trina Walley, Program Coordinator with East Stanislaus Resource Conservation District and Khaled Bali, Irrigation Water Management Specialist for University of California Kearney Agriculture Research and Extension Center Project Status: Year One Project Location: Stanislaus County Overview With growing advancements in technology, there is a high demand for individuals with technical training in irrigation and nitrogen management. The East …
Research Update: Implementing Practices to Reduce Nitrous Oxide Emissions from Agricultural Soils
Project Title: N2O emissions under different on-farm irrigation and nutrient management BMPs that reduce groundwater nitrate loading and applied water Project Leader: Arlene Haffa, School of Natural Sciences, California State University, Monterey Bay Location: Central Coast Focus Crops: Strawberry, Lettuce, Broccoli Overview: The primary goal of this project is to develop a better understanding of farm management practices that can …
Research Update: Nitrogen management of organic leafy green vegetables on the Central Coast
Project Title: “Evaluation and demonstration of nitrogen management of organic vegetable production in leafy green vegetables on the Central Coast” Project Leaders: Richard Smith, Michael Cahn, and Tim Hartz Location: California Central Coast Overview: This project aims to evaluate the proportion of crop nitrogen (N) that is provided by soil organic matter mineralization in organic leafy vegetable production under coastal climate conditions. This research …
Research Update: A Decision Support Tool for Processing Tomato Irrigation and Fertilization
Project Title: “Developing a decision support tool for processing tomato irrigation and fertilization in the Central Valley based on CropManage” Project Leader: Daniel Geisseler Location: Statewide Overview: This project aims to develop web-based decision support for improved N and irrigation management of processing tomatoes on the CropManage web tool. Issue: California growers are facing increasing pressure to improve nitrogen (N) use efficiency in crop production. …
Research Update: Understanding Grower Decisions
Project Title: “Understanding Influences on Grower Decision-Making and Adoption of Improved Nitrogen Management Practices” Project Leaders: Mark Lubell, Department of Environmental Science and Policy, and Patrick Brown, Department of Plant Sciences, University of California, Davis. Location: Sacramento and San Joaquin Valleys