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University of California Cooperative Extension Farm Advisors and Specialists are committed to helping California dairy producers use their manure nutrients to grow great crops while at the same protecting water quality and complying with regulations. Here you will find the latest practical information and easy to use tools for nutrient management.
While the basic concept of nutrient management is simple…apply just what the crop needs to grow without applying too much…in practice this is a challenging and complex task under our irrigated conditions. To be successful, all the parts of the dairy production and cropping system need to work seamlessly together. Before making major changes—especially those that cost a lot of money—make sure you’ve done your homework. This information on dairy design can help you avoid expensive mistakes. Designing Dairies for Nutrient Management
Measuring liquid manure nutrients is critical to maintaining yields and complying with regulations. Here are resources to help you choose and use a measurement method that works for you.
Measuring Liquid Manure Nutrients.
Now that you have collected your liquid manure data, here are a variety of tools to help you calculate how much you have applied and help you make management decisions.
Recordkeeping for Nutrient Management
Just added: new Excel 2007 tools to make it easy as possible to apply a specific amount of lagoon water nitrogen, especially if you have a flow meter and throttling valve.
Application targeting spreadsheets for meters
How much nitrogen does your crop need in this irrigation? Use this crop uptake model to calculate crop nitrogen needs and corn growing degree units based on your own or default weather data.
Crop N Uptake Calculator
Check back often...we are adding new resources as we develop them!
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UCCE Manure Nutrient Management on FaceBook
http://www.facebook.com/pages/UCCE-Manure-Nutrient-Management/165680866813159
We are in the process of updating and transferring resources from the older Lagoon Nutrient Management Site to this website. If what you were looking for isn't here yet, you can access the old site here: