PT - JOURNAL ARTICLE AU - W.F. Kwolek TI - Variations in Leaf Coloration Using a Reflectance Colorimeter AID - 10.48044/jauf.1982.037 DP - 1982 Jun 01 TA - Arboriculture & Urban Forestry (AUF) PG - 157--159 VI - 8 IP - 6 4099 - http://auf.isa-arbor.com/content/8/6/157.short 4100 - http://auf.isa-arbor.com/content/8/6/157.full AB - Leaf coloration for 9 plant species measured with a Hunter colorimeter showed major variations between plants and leaves within a plant, but minor variations associated with reading position within leaves and instrument. The lower leaf surface was more sensitive to color differences. The magnitude of variation between leaves was dependent on species. The colorimeter provides quantitative information for comparing plant leaves.