把对林木生长量有直接关系的形质指标，作为单株评价的一部分，考虑在单株选择之中，作为提高单株选优质量和准确性的根据。
The morphological index when correlated linearly with tree growth in single tree evaluation of plus trees selection is thought to be a basis for increasing accuracy and quality of selected trees.
这一结论可为林木早期选择提供初步依据。
The conclusion provides primary bases for forest nonage selection.
用典型相关分析方法选择采样时间、确定与林木生长有密切关系的叶片养分元素。
By canonical correlation analysis, sampling time was selected, and foliar mutriment elements closely related to forest tree growth were determined.
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