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用乙烯利25ppm对巨峰和先锋葡萄进行喷布试验,对抑制新梢生长、防止落花均有效果,对果实膨大及品质无不良影响。 于展叶6～8片时喷布新梢,结果看出:在喷药10天后,新梢生长受到抑制,尤其对巨峰品种的新梢生长抑制效果更明显。6月5日即将开花时调查,乙烯利喷布区新梢 生长率巨峰为63.8％,先锋为87.1％;B_9喷布区,巨峰为88.1％;先锋为88.8％。6月12日调查喷布乙烯利
With ethylene 25ppm of Jufeng and vanguard grapes spray test, to inhibit the growth of new shoots to prevent falling flowers have the effect of fruit enlargement and quality without adverse effects. In the exhibition leaves 6 to 8 when spraying the shoots, the results showed: 10 days after spraying, shoot growth was inhibited, especially for the peak growth of new shoot growth inhibition effect is more obvious. June 5 is about to flowering survey, ethephon spraying area growth of new shoots peak was 63.8%, pioneer was 87.1%; B_9 spraying area, Jufeng was 88.1%; Pioneer was 88.8%. June 12 survey sprayed ethephon