COMPARING TABLE FOR CULTIVATING APPLE TREE

摘要

A fruit color standard table for a judgement of apple maturity is manufactured by the following method. (1) The color of fruit is classified according to the extent of the color tone of a ground color and the coloration of apples which have the coloration from yellow to red and apples which have the ground color from green to yellow are enumerated. (2) The color tone about the coloration and the ground color of the classified apples is selected, a color is toned according to the selected color tone, and the color tone paper about the coloration and the ground color of apples is manufactured by using the toned colors. (3) The fruit color standards table for a judgement of apple maturity is manufactured by attaching the color tone paper about the coloration and the ground color to the plate with a central groove.