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Published online 1 July 1959
Published in Agron J 51:403-406 (1959)
© 1959 American Society of Agronomy
677 S. Segoe Rd., Madison, WI 53711 USA
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Estimation of Available Soil Potassium from Plant Analyses1

M. W. Phillips and S. A. Barber2

Synopsis: Results from greenhouse and field experiments indicate that total potassium uptake is a more precise measurement of available soil potassium than is the percent potassium in the whole plant or in the sixth leaf. Total uptake of potassium varied less with variations in nitrogen, phosphate and plant weight than did percent composition.

1 Journal Paper No. 1343 Purdue University Agr. Exp. Sta., Lafayette, Indiana. Contribution from the Department of Agronomy. Financial support from the American Potash Institute is gratefully acknowledged.

2 Graduate Assistant and Professor of Agronomy, respectively.






HOME HELP FEEDBACK SUBSCRIPTIONS ARCHIVE SEARCH TABLE OF CONTENTS
The SCI Journals Crop Science Vadose Zone Journal
Journal of Natural Resources
and Life Sciences Education		 Soil Science Society of America Journal
Journal of Plant Registrations Journal of
Environmental Quality		 The Plant Genome
Copyright © 1959 by the American Society of Agronomy.