Completed Competitive Grant

Developing ecologically sound and profitable alternative fertilizer and manure phosphorus management strategies

Project ID: E2004-29

Abstract

Revised guidelines for the Iowa State University (ISU) phosphorus (P) recommendations and ISU P management may be needed. This project utilized fertilizer and poultry manure P and experiments at research farms and producers' fields with corn-soybean or alfalfa-corn rotations to evaluate several P management practices and provide new knowledge about P management.

Key Question: Are there new ways to achieve optimal phosphorus management?

Findings: This project provides information needed to improve phosphorus management recommendations.

Lead investigator: Antonio Mallarino, ISU Agronomy

Year of grant completion: 2008

This competitive grant project was part of the Leopold Center's Ecology Initiative.

Topics: Nutrient management

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The Leopold Center was established by the 1987 Iowa Groundwater Protection Act as a research and education center at Iowa State University to develop sustainable agricultural practices that are both profitable and conserve natural resources. Iowa State does not discriminate on the basis of race, color, age, religion, national origin, sexual orientation, sex, marital status, disability, or status as a U.S. Vietnam Era Veteran. Any persons having inquiries concerning this may contact the Director of Affirmative Action, 3210 Beardshear Hall, (515) 294-7612.

This page was found at http://www.leopold.iastate.edu/grants/e2004-29 on 01/21/2013