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乙烯利打葡萄多久上色
更新时间: 2021-03-15 10:44:04  

1、一般一次就够了。处理时间以果实开始成熟时为最适时期,即有色品种开始上色时,处理效果最佳。

2、果穗上喷布或浸蘸250-300毫克/千克的乙烯利,能提早成熟6-8天。在使用乙烯利时可加入10- 20毫克/千克的荼乙酸有良好的防果粒脱落的效果。

关键词: 乙烯 葡萄 多久

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