择伐的英文

[林学] selective cutting [felling]
◇择伐更新 regeneration under selection system

• 择:    select; pick; choo ...
• 伐:    fell; chop; cut do ...
• 择伐林:    culled forest; sel ...

例句与用法

1. The winter choice all cuts down the artificial regeneration mark to be higher than the selective felling artificial regeneration mark place
   冬季选择皆伐人工更新迹地高于择伐人工更新迹地。
2. Effects of selective cutting of different intensities on the tree layer structure and species diversity of evergreen broadleaved forest
   择伐作业对常绿阔叶林乔木层树种结构及物种多样性的影响
3. And all cuts down the artificial regeneration mark in the selective felling artificial regeneration center , summer the panda choice selective felling artificial regeneration mark place ratio is higher than all cuts down the artificial regeneration mark place
   在择伐人工更新和皆伐人工更新迹地中，夏季大熊猫选择择伐人工更新迹地的比率高于皆伐人工更新迹地。
4. With consideration of the damage to forest soil , production costs , damage to residual stands , the model of optimal selective cutting was set up to find the harvesting policy which would maximize the expected net financial returns and minimize damage to forest soil
   以最大净收益与对林地破坏最小为目标,综合考虑了采伐作业对林地破坏、林木损伤、生产成本等因素,建立常绿阔叶林最优择伐模型。
5. By observing pinus khasya infected by bursaphelenchus xylophilus from the december to next january , the main appearance characters were summarized , and the main difference between pinus khasya and the other kind of the disease pines was find , and the appearance determinant standard and disposal suggestion in the selective cutting of the disease wood were brought forward
   摘要通过观察思茅松在12月至翌年1月感染松材线虫病的外部特征，得出思茅松感病后的主要外部特征和区别于其他松树的感病特点，并提出择伐感病思茅松时在外观特征上的判定标准和处理建议。