亚洲中文在线精品国产百度云

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果樹苗看苗芽

發布日期:2019-05-06 14:05:05  點擊量:553   信息來源:原創

  果樹苗看苗芽。應在定干部位以下40厘米~80厘米范圍內有6個以上飽滿充實的葉芽,以便定干后能發出較好的枝條。如果是常綠樹苗,葉片應完整不脫落,葉色濃綠,無病斑,頂芽充實飽滿,并在定干部位以上、整形帶以內具有8個以上芽體充實飽滿的葉芽。
  果樹苗看愈合口。嫁接的樹苗,其砧木和接穗的結合部位應完全愈合。采用劈接的樹苗愈合度要達1/2以上。采用芽接的樹苗若愈合度不好,其他條件都合格也不宜選購。
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