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葡萄现在能插枝吗
更新时间： 2020-09-24 00:00:00  

当年扦插育苗、当年压枝以苗繁苗。这是提高葡萄繁殖系数的一项新技术。扦插后加强肥水管理，使苗肥苗壮。当苗长到50厘米时，摘心壮株，促使副梢生长，每株保留3到5个副梢。7月中旬，待副梢长10厘米左右，进行压枝，将主梢压于土中5到10厘米，副梢直立在地面上生长。“白露”后至“秋分”前，再对副梢进行摘心，集中养分养苗，至此一枝副梢就长成一棵健壮的葡萄苗。也就是说，一条插条当年就可以培育3到5条根系发达、枝条充实、芽眼饱满的葡萄苗，而且繁殖系数比一般育苗法提高4到5倍。

关键词： 葡萄 现在

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