But you do have to remember by butterflying, you are cutting down the overall height of that root ball.
但是你必须记住，通过切瓣降低了球根系的整体高度。
The cloning of trees by grafting a cutting onto a living root is hardly modern science.
通过嫁接树枝到其他活的树根上进行克隆早已不是什么新鲜技术了。
The effects of cutting type, hormone treatment and cutting position on rooting ratio, average number of taproot and average length of root system were studied by orthogonal experiment.
通过正交试验，研究了穗条类型、生根试剂处理穗条、穗条插口修剪位置，在大叶栎扦插育苗过程中对其插穗生根率，平均主根数量及平均根系长的影响。
Cuttings' rooting and growth ability were effected obviously by cutting age, root-inducing regulator, cutting time, cutting substracts, and cutting length;
插穗年龄、生根促进剂、扦插时间、扦插基质和插穗长度对插穗的生根及生长能力都有显著影响；
Cuttings' rooting and growth ability were effected obviously by cutting age, root-inducing regulator, cutting time, cutting substracts, and cutting length;
插穗年龄、生根促进剂、扦插时间、扦插基质和插穗长度对插穗的生根及生长能力都有显著影响；
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