This paper based on the field observation, establish the morphological equation of trunk of Populus bolleana.

本论文根据对新疆杨野外现场观测，建立新疆杨树干的形态方程。

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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%.

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%。

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