杨树苗期生长特性的灰色关联分析

Analysis on Gray Correlation of Growth Characteristics of Populus in its Seedling Stage

运用灰色关联度分析法,选取5个指标对36种杨树的苗期生长表现进行了综合评估,结果表明:廊坊2号最好,其次为北抗1号,中林2001最差。这个评估结果为今后的杨树品种筛选和引种推广工作提供了参考依据。

Applying the method of gray correlation analysis, comprehensive evaluation was made in the paper, of growth characters of 36 kinds of Populusseedling by selecting 5 indices. The result showed that the 'Langfang 2' is best, the 'Baikang 1' is second and the worst one is 'Zhonglin 2001'. This evaluation result provided reference basis for varieties selection and introduction extension of Populusin the future.\;