Reports

Nondestructive Method for Estimating Chlorophyll Content of Leaves

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Science  23 Jun 1961:
Vol. 133, Issue 3469, pp. 2015-2016
DOI: 10.1126/science.133.3469.2015

Abstract

A quantitative relationship is shown to exist between the chlorophyll content of soybean and Valencia orange leaves and their percentage reflectance of light of wavelength 625 mµ as measured by a colorimeter with reflectance attachment.