1) young-middle aged plantation
中幼人工林
1.
Based on a lot of permanent sample data of Pinus tabulaeformis young-middle aged plantation, multi-linear regression function was used to simulate individual DBH growth of Pinus tabulaeformi.
基于大量油松中幼人工林固定复位样地数据,选用林木大小、立地条件和林分竞争因子为自变量构建油松中幼人工林单木胸径生长的线性回归预测模型。
2) young and middle aged plantations
人工中幼林
1.
langbianensis young and middle aged plantations was calculated as 47.
思茅松人工中幼林单株的全株含碳率为47。
3) Middle-young aged plantation
人工中幼龄林
4) Young plantation
人工幼林
1.
In this paper，the investigations were made on the stand characteristics，stand structure，annualgrowth law，growth process and afforestation effect of young plantations of Pinus massoniana var．shaxiane-ses.
对沙黄松人工幼林的林分特征与结构、年生长规律、幼林生长进程以及造林效果进行了调查分析。
5) Plantation
[英][plɑ:n'teɪʃn] [美][plæn'teʃən]
人工林幼树
1.
Study of Growth Factors on the Three Young Plantation Specices in Linxi Country of Inner Mongolia;
林西县山杏等三种人工林幼树生长影响因子的研究
6) Plantation of Pinus massoniana
马尾松人工幼林
补充资料：人工
①人为；人做的。与“自然”、“天然”相对：人工降雨｜人工取火｜根须茁壮，枝叶繁茂，岂是人工做得出来的。②人力；用人力做的工。与“机械力”相对：人工开成的渠｜拖拉机来不及运，还得用人工挑。③劳工；佣工：派人工进山砍伐｜贫居乏人工，灌木荒余宅。④量词。一个人工作一天的量：做一张书桌要用三个人工｜算一下打口井要多少人工。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条