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如何选择砧木
更新时间: 2020-07-01 00:00:00  

选择砧木几个基本条件:1、必须选用和接穗树木品种的亲缘关系近、亲和力强的树种;

2、对当地气候条件、土壤条件适应,生长势旺盛的树种;

3、对恶劣环境及病虫害抗性强;

4、种源丰富,繁殖系数高,繁殖工艺简单、成本低;

5、为保证接穗的品种优良特性,一般选择幼龄苗作砧木,对接穗影响小,如果为了增强嫁接苗的抗性,则应选择树龄大的砧木,以利于蒙导接穗,增加抗性。

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