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COMPOST MAKING

Making and Using Compost for Organic Farming

The producer must manage plant and animal materials to maintain or improve soil organic matter content in a manner that does not contribute to contamination of crops, soil, or water by plant nutrients, pathogenic organisms, heavy metals, or residues of prohibited substances. Animal and plant materials include:

   (2) Composted plant and animal materials produced though a process that:
      (i) Established an initial C:N ratio of between 25:1 and 40:1; and
      (ii) Maintained a temperature of between 131°F and 170°F for 3 days using an in-vessel or static aerated pile system; or
      (iii) Maintained a temperature of between 131°F and 170°F for 15 days using a windrow composting system, during which period, the materials must be turned a minimum of five times.

7 CFR 205.203(c)(2), USDA, 2000

cARBON TO nITROGEN rATIO IN cOMPOSTING

klickitat countY COMPOST CALCULATOR

SOIL FOOD WEB - DR. ELAINE INGHAM

How to Calibrate Manure Spreaders

Density of Different Composted Materials

Biodynamic Agriculture in India by Peter Proctor

BD USA Composting Link

 

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