Nitrogen Management Plan Information Sources

CGSP’s Nitrogen Management Plan Worksheet >>        PDF fillable >>       Excel fillable >>

Nitrogen Management Training for Grower Nitrogen Management Plan Self-Certification
Note: if you have already attended a training and have passed the test you DO NOT need to attend these trainings. Please refer to your letter from CURES for continuing education unit requirements

February 27, 2018
8 AM to 1 PM
(Registration begins at 7:30 AM)
Granzella’s Banquet Hall Room
457 7th Street
Williams, CA
February 28, 2018
8 AM to 1 PM
(Registration begins at 7:30 AM)
Glenn County Farm Bureau
Conference Room
831 5th Street
Orland, CA

Includes 30 minute test in which Member must achieve at least 70% to become Self-Certified.
Light snacks and coffee!

RSVP REQUIRED By February 15:
530-934-8036 or 

Curriculum / Study Guide… Click here!

Fertility management guidance via Fertilizer Research and Education Program (FREP)
These guidelines are based on research results from studies carried out in California and elsewhere. Detailed information is summarized in a user-friendly, easily searched interactive database. Information for cotton, wheat, corn, rice, walnuts, grapevines, lettuce, almonds, processing tomatoes, alfalfa, strawberries, cauliflower and broccoli is available. Crops continue to be added.

University of California Resources – UC Nutrient Management for Fruit, Nut & Vegetable Crops
Search by crop or by topic for information. Links to UC publications with nutrient management guidance prepared by UC Farm Advisors and Researchers.

Specific Crops:
UC Fruit and Nut Research and Information Center
UC Vegetable Research and Information Center

USDA Tool to Calculate Nutrient (N, P, K) Removal by Harvested Crop
This Crop Nutrient Tool has information about N, P, and sometimes K of crop residues. Need to input yield and know what the harvested portion is.

International Plant Nutrition Institute Crop Nutrient Removal Calculator app for iPhone or iPad
Download the FREE app from the “App Store” or “iTunes” to your iPhone or iPad. About 80 crops are available, but be aware that some are listed in components (such as sugarbeet tops and sugarbeet roots) that you would need to add together if all components are removed from the field.

IPNI Nutrient Source Specifics
Fact sheets on common synthetic fertilizer materials.


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