Archive Nut, Prune and Olive Programs

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May 2025Archived

 

Field picture submitted by Elizabeth Fichtner

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Solution Center for Nutrient Management: Page

Resources

CropManage - A comprehensive irrigation and nutrient management decision support tool that utilizes CIMIS and UC research to calculate crop-specific fertilizer and irrigation needs. For guidelines and updates, visit the CropManage Blog.
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Solution Center for Nutrient Management: Page

Our partners and advisors

Tim Hartz - UC Cooperative Extension Specialist, UC Davis Gene Miyao - UC Farm Advisor, Yolo County Marsha Campbell Mathews - UC Farm Advisor, Stanislaus County Scott Park - Farmer, Park Farms Rick Martinez - Farmer, Triad Farms Michael Turkovich - Farmer, Button and Turkovich Ranch Frank Muller - F...
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Solution Center for Nutrient Management: Page

Cover Crops

Overview Common cover crops of California Potential benefits and tradeoffs Yield Soil Organic Matter Nitrogen management Water conservation and quality Greenhouse gases Weeds, pests and diseases Management considerations References A cover crop can be any non-cash crop grown in addition to the prima...
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Solution Center for Nutrient Management: Page

Soil Health

What Does a Healthy Soil Do? Soil Aggregation: The Basis of Soil Health Enhancing Soil Health ReferencesSoil health is the continued capacity of soil to function as a vital living ecosystem that sustains plants, animals, and humans.
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Solution Center for Nutrient Management: Page

Agrobiodiversity

Managed agricultural soils differ from unmanaged (or natural) ecosystems in several key ways.
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Solution Center for Nutrient Management: Page

Mark Mason - Huntington Farms

Mark Mason is the manager for Huntington Farms, a third-generation family business in the Salinas Valley, responsible for farming head and leaf lettuce, cauliflower, celery, and broccoli on 4000 acres of land in the Soledad-Salinas area. The fields are generally double cropped per year.
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Solution Center for Nutrient Management: Page

Nate Ray - De Jager Farms

Nate Ray is the general manager of DeJager Farms Inc., responsible for producing forage feed for 8 different diaries with a total of 25,000 cows on 17,000 acres of land near Chowchilla.
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Solution Center for Nutrient Management: Page

Frank Muller - Muller Ranch

The Muller Ranch (M Three Ranches), grows organic and conventionally managed tomatoes, peppers, cucumbers, sunflower, walnuts, almonds vine grapes, olives, alfalfa, squashes, millet, wheat, corn, safflower, canola, and garlic on several thousand acres in Yolo County, where Joe Muller & Sons, as the...
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Solution Center for Nutrient Management: Page

Paicines Ranch Vineyard

Paicines Ranch, located south of Hollister, has been operated since the mid-19th century and was purchased by Sallie Calhoun and Matt Christiano in 2001. It consists of 7,600 acres in total, which is divided between 570 acres of farmland and the rest grazing land.
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Solution Center for Nutrient Management: Page

Nitrous Oxide and California Agriculture

Frequently Asked Questions Management Practices that influence N2O emissions Fertilizer Rates Fertilizer Placement Fertilizer Type Fertilizer Timing Irrigation Systems Nitrification and Urease Inhibitors Cover Crops Sources Videos Helpful Links Nitrous Oxide Database Entries N2O emissions by crop in...
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