1) Populus × euramericana cl. Zhonglin46
中林46杨树
2) Zhonglin poplar-46
中林杨-46
1.
Study on APMP of the Zhonglin poplar-46;
中林杨-46APMP制浆初探
3) poplar Zhonglin-46
中林46杨
1.
Study on the effect of formulated fertilization of plywood timber for Poplar Zhonglin-46;
中林46杨胶合板用材林配方施肥效应研究
2.
The stem sap flow characteristic of poplar Zhonglin-46 trees and their relation to environmental factors were studied based on the thermal dissipation principle,using stem sap flow determining system and auto weather station.
应用热扩散原理,采用径流计和自动气象站同步观测树干液流和林内环境因子,分析‘中林46杨’蒸腾耗水规律及其与环境因子关系,旨在为该地区更精确地估计生态用水定额提供科学依据,而且也可为该区域杨树胶合板用材林的造林、营林及流域综合管理提供理论基础。
5) Zhonglin-46
中林-46
1.
and Zhonglin-46,with three different ages were selected as the materials.
测试、分析比较了不同树龄3种速生杨木材的物理力学性质,结果表明:①树种对物理力学性能有较大的影响,三倍体圆叶毛白杨的物理力学性能最好,三倍体裂叶毛白杨次之,中林-46最差;方差分析表明,3种杨树的主要物理力学性质均达到显著和极显著差异。
6) poplar forest belt
杨树林带
1.
Tests of fertilization with same value and different kinds on poplar forest belt were conducted.
在杨树林带中进行同价值不同种类肥料施肥试验,对其林带生长历时13年跟踪调查,试验结果表明,施肥对其胸径、树高生长有明显的促进作用,收获量及木材等级明显提高,其经济效益十分显著。
补充资料：中林士
1.在野隐居的人。
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