Result showed that different waterlogging depths have obvious effects on tree height, diameter at breast height, under branch height, trunk morphological structure, stem base form, and growth process.
结果表明:不同水分条件对池杉的树高、胸径、枝下高、干形、树干基部形态及生长过程均产生明显的影响。
Stem height, diameter and volume growth were measured at various ages up to that of 16 (or 7) in a Chinese Fir progeny test.
在杉木子代测定中,观测了各年到16年(或7年)的树高,胸径和材积生长。
Growth process of height, diameter and volume of the largest two stems of some sampled black locust stands on Weibei-loess plateau were described by analyzing stem disks and growth rings.
通过对渭北黄土高原刺槐人工林最大林木的树干解析和年轮分析描述了林分最大两株林木的树高、直径和材积生长过程。
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