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炮台公社炮台大队果树队,从1960年开始对红玉苹果树进行了因枝组修剪的科学实验,效果较好。40多年生的修剪实验树产量连年稳定在700～800斤。10多年生树株产达160多斤。
Fort communes commune Battalion fruit trees team, from the beginning of 1960 on the ruby apple tree pruning branches for the scientific experiment, the effect is better. 40 perennial pruning experimental tree production year after year stable at 700 to 800 pounds. 10 perennial trees produce more than 160 kilos.