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.

Principal Investigator(s)

Antonio Mallarino

Year of Grant Completion

2008

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