Influence of Training System on the Factors of Fruit Productivity in Japanese Pear Tree, Pyrus serotina REHDER

Abstract

Present study was carried out from 1965 to 1970 in the orchard of the Horticultural Research Station, Ministry of Agriculture and Forestry, in order to confirm the interrelations between fruit productivity, mean fruit weight and ratios of plant parts as affected by the modification of training systems in pear trees.