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二、多主蔓扇形改造高宽垂整形试验 试验一(1981～1985) 1981年于郑州市岔河园林场,在行株距为3×1米的金后品种上改造0.7亩,共4行155株。以该园的18亩和27亩两个小区为对照1和2.
Second, the multi-Lord fan fan shape wide vertical pendulous test (1981 ~ 1985) In 1981 Chahe Garden in Zhengzhou City, the plant spacing of 3 × 1 m after the transformation of 0.7 acres of gold varieties, a total of 4 lines 155 Strain. To the park of 18 acres and 27 acres of two plots for the control of 1 and 2.