January 1, 2014 | Source: Oregon Tilth; National Center for Appropriate Technology; NRCS; Western Sustainable Agricuture Research and Education | Format: Certification 101 Guide

Nutrient Management Plan (590) in Organic Systems: California Implementation Guide

This document is an instruction guide for creating and implementing a nutrient management plan (NMP) on certified or transitioning organic lands. An NMP for organically managed lands describes the amount, source, placement, form, and timing of the application of nutrients and soil amendments, generally by field, to meet crop nutrient needs while protecting water quality, improving soil health, and utilizing manure and other organically acceptable byproducts as nutrient sources.

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