经过多年试验表明，采取对插穗进行催芽处理等一系列育苗技术措施，可使新疆杨硬枝扦插成活率提高到80%-95%。
After many-year experiments, the result show that bud forcing treatment can increase the survival ratio of Populus bolleana with cuttage by hard branch up to 80%-95%.
本文在此试验的基础上，对嫩枝和硬枝插穗中内源植物激素水平进行了测定。
On the basis of these experiments, this paper determined the contents of endogenous plant hormones levels in hardwood and shoot cuttings.
本文在此试验的基础上，对嫩枝和硬枝插穗中内源植物激素水平进行了测定。
On the basis of these experiments, the paper determined the contents of endogenous plant hormones levels in hardwood and shoot cuttings.
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