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Agronomy Journal Abstract -

Root Respiration of Tobacco, Corn, and Cotton Plants1


This article in AJ

  1. Vol. 49 No. 4, p. 182-184
    Received: Jan 12, 1956

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  1. D. G. Harris and
  2. C. H. M. van Bavel2



The respiration rates of tobacco, corn, and cotton roots undergo daily fluctuations with the maximum rate generally occurring about 4 p.m. Root weight appears to be the primary factor influencing the amount of respiration under favorable aeration conditions. However, the concentrations of CO2 and O2 in the root atmosphere influence the respiration rate.

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