Nondestructive Method for Estimating Chlorophyll Content of Leaves

See allHide authors and affiliations

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


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.