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United States Department of Agriculture

Agricultural Research Service

National Phosphorus Research Project
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The objective of the National Phosphorus Projects is to develop a scientific basis for recommendations to manage phosphorus (P) in a sustainable manner within agricultural operations.

Phosphorus Indices / Site Assessment Tools, click to go to the resources pageCooperators, click to visit the cooperators page

Protocols, click to go to the protocols pageNPRP Publications, click to go to the resources page

News - Find out more about the
 newly released
check out our Facts page

Last Modified: 3/13/2013