A recent non‐destructive technique allows estimation of leaf chlorophyll content using the
portable SPAD‐502 chlorophyll meter. Measurements were taken on four species (winter …

Leaf chlorophyll content may be used as an indirect indicator of crop nitrogen status.
Chlorophyll meter values (SPAD values) taken with the Minolta SPAD-502 chlorophyll meter …

The widespread adoption by agronomists and researchers of handheld leaf chlorophyll
meters stimulates enquiries on instrumental calibration issues, given the necessity, for some …

Use of leaf meters to provide an instantaneous assessment of leaf chlorophyll has become
common, but calibration of meter output into direct units of leaf chlorophyll concentration has …

A portable leaf greenness meter (SPAD‐501) has been used to provide a rapid and non‐
destructive measurement of leaf chlorophyll in Vitis vinifera. Leaf extracted chlorophyll was …

Nondestructive methods of plant analysis are becoming increasingly popular in plant
biology. Optical measurement of leaf chlorophyll content allows to produce reliable results …

A reliable non-destructive method for determining leaf chlorophyll (Chl) content using a
Minolta SPAD-502 meter is described. Calibration curves plotting Chl-meter readings …

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The portable chlorophyll (Chl) meter (CL-01, Hansatech) has been successfully used for a
rapid and direct estimation of total Chl content in the leaves of some crops. We compared CL …

Leaf chlorophyll content provides valuable information about physiological status of plants.
Reflectance measurement makes it possible to quickly and non-destructively assess, in situ …