timber tree

Then it just became a matter of how we got the timber from the yard, over the fence, to the park and up the tree.

现在的问题是怎么把木头从木材场里拿出来，翻过栅栏，运到“公园”，再放到树上。

Genetic engineering of forest tree species is regarded as a strategy to reduce worldwide pressure on natural forests, to conserve genetic resources and ameliorate stress on global climate, and to meet growing demand for forest wood and timber products.

林木遗传工程有利于保存林木遗传资源，改善全球气候，减轻自然林的过度采伐和满足人类日益增长的林木产品需求。

Tending can significantly promote Platycladus orientalis stand average diameter and diameter at breast height of Long mountain plots, but no obvious influences on tree height growth, single timber product and accumulation of per unit area.

抚育对龙山试验区侧柏林平均胸径、平均冠幅的生长具有明显的促进作用，对平均树高、单株材积生长及单位面积蓄积的作用不明显。

A timber tree provides durable and easily-worked wood.

本种的木材耐久,易加工.

Camphor Tree for containing a special aroma and volatile oil which has a temperature resistance, anti-V, which dispels the characteristics of insects, is an ideal timber construction.

香樟树因含有特殊的香气与挥发油而具有耐温、抗伏、祛虫的特点，是建筑业的理想木材。

Arizona timber tree with bluish silvery foliage.

亚利桑那木材,叶带蓝色,有银色光泽.

New Zealand timber tree resembling the cypress.

新西兰一种类似于柏木的木材.

The second one is the structure of tree species and the third class is the structure of age classes, their objectives are the maximum of total net revenue and of total timber yield respectively.

第2级树种结构优化模型的目标为各树种的纯收益之和最大；第3级龄级结构优化模型的目标为调整期内总收获量最大。