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3 research outputs found

Zinc Deficiency of Alfalfa in Washington

Author: Frank G. Viets
Louis C. Boawn
Publication venue: 'American Society of Agronomy'
Publication date
Field of study

Phosphorus Fertilization of Hops 1

Author: Louis C. Boawn
Paul E. Rasmussen
Publication venue: 'American Society of Agronomy'
Publication date
Field of study

Residual Nitrogen from NH 4

Author: Carl L. Crawford
J. L. Nelson
Louis C. Boawn
Publication venue: 'American Society of Agronomy'
Publication date
Field of study

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