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Abstract

 

This article in AJ

  1. Vol. 55 No. 5, p. 461-464
     
    Received: Feb 7, 1963


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doi:10.2134/agronj1963.00021962005500050016x

A Chlorophyll Index to Measure Turfgrass Response1

  1. John H. Madison and
  2. Aage H. Andersen2

Synopsis

Synopsis

The chlorophyll content is expressed as mg. per dm.2 of land and this is termed a chlorophyll index (CI). The CI correlates with visual turf ratings, responds to fertilizer, but when nitrogen levels are adequate it is little responsive to mowing, irrigation, or shading practices.

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