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Agronomy Journal Abstract -

Use of Radiophosphorous in Measuring Root Growth of Sorghum1


This article in AJ

  1. Vol. 54 No. 5, p. 457-459
    Received: Dec 21, 1961

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  1. Jerry W. McClure and
  2. Clark Harvey2



Radiophosphorus provides a means of measuring the rate and extent of root growth throughout the growing season under field conditions with a minimum of soil disturbance. Data reported herein substantiate other findings on depth and lateral spread of grain sorghum roots but show, in addition, that significant root growth was made by a sorghum hybrid after flowering.

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