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ping guo you zhi zhuang miao de biao zhun
Pages: 37-37
Year: Issue:  1
Journal: Deciduous Fruits

Keyword:  壮苗优质苹果标准早期丰产茎干根系嫁接口;
Abstract: 培育和选栽优质壮苗,是实现苹果早期丰产和长期高产、稳产的前提条件。一般而言,苹果优质壮苗一般都具有根系发达、茎干粗壮、芽子饱满三个特点。根系发达,即要求根系完整,须根多,每株至少要有4条20cm长的根,生长、分布均衡。茎干粗壮,嫁接口以上10cm处的茎干直径0.8-1cm以上,高度1—1.2m,茎干充实,皮目明显,皮色鲜亮、光洁,节间短、粗壮且均匀。芽子饱满,
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