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Virginia Administrative Code
Title 4. Conservation And Natural Resources
Agency 50. Virginia Soil And Water Conservation Board
Chapter 85. Nutrient Management Training and Certification Regulations
12/30/2024

DOCUMENTS INCORPORATED BY REFERENCE (4VAC50-85).

Virginia Nutrient Management Standards and Criteria, revised July 2014, Department of Conservation and Recreation, Division of Nonpoint Pollution Prevention

Virginia Commercial Vegetable Production Recommendations for 2005, Virginia Cooperative Extension Service, Publication No. 456‑420

Electronic Field Office Technical Guide, Natural Resources Conservation Service, United States Department of Agriculture

Methods of Soil Analysis, Part 3, Chemical Methods, 1996, Soil Science Society of America/American Society of Agronomy

Recommended Methods of Manure Analysis, publication A3769, University of Wisconsin, 2003

Tucker, M.R. 1992. Determination of phosphorus by Mehlich 3 extraction. pg. 6-8. In S.J. Donohue (Ed.) Reference Soil and Media Diagnostic Procedures for the Southern Region of the United States. Southern Cooperative Series Bulletin No. 374

Virginia Phosphorus Index Version 2.0 Technical Guide, Revised October 2005, Virginia Tech

Website addresses provided in the Virginia Administrative Code to documents incorporated by reference are for the reader's convenience only, may not necessarily be active or current, and should not be relied upon. To ensure the information incorporated by reference is accurate, the reader is encouraged to use the source document described in the regulation.

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