Northeast Research and Demonstration Farm

Phosphorus and Potassium Fertilization for Corn and Soybean Grown in Rotation for 30 Years

Authors: Antonio P. Mallarino (Iowa State University) , Kenneth T. Pecinovsky (Iowa State University)

  • Phosphorus and Potassium Fertilization for Corn and Soybean Grown in Rotation for 30 Years

    Northeast Research and Demonstration Farm

    Phosphorus and Potassium Fertilization for Corn and Soybean Grown in Rotation for 30 Years

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Abstract

A long-term experiment has been conducted since 1979 at the ISU Northeast Research and Demonstration Farm, Nashua, Iowa, to study the effects of phosphorus (P) and potassium (K) fertilization on soil-test values and grain yield of corn and soybeans grown in rotation.

Keywords: Agronomy

How to Cite:

Mallarino, A. P. & Pecinovsky, K. T., (2014) “Phosphorus and Potassium Fertilization for Corn and Soybean Grown in Rotation for 30 Years”, Iowa State University Research and Demonstration Farms Progress Reports 2013(1).

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Published on
01 Jan 2014
Peer Reviewed
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