1) exhaustion of the forest
森林衰竭
2) declining when resources are used up
林竭城衰
1.
Because of the 50 years exceeding exploiter,it has been facing the problem of declining when resources are used up.
伊春市是以森林资源为主的资源型城市,是全国最大的林区之一,经过50年的超负荷开发,已面临“林竭城衰”的困境。
3) forest decline
森林衰退
4) forest attenuation
森林衰减
5) forest decline
森林衰退病
1.
The current situation of forest decline research and the prospect of it s future;
森林衰退病研究现状及展望
2.
It is deemed that the important cause to hurt is the dry rot and traumas by wind, thunder, cold and disease, but the root cause is the rubber tree decline, according to the particularity of tropical arbor and the commonness of forest, the forest decline theory, rubber production.
根据橡胶树既具有林木的共性又独具热带乔木作物的特殊性,运用森林衰退病理论,结合橡胶生产实际分析认为:橡胶树遭受风、雷、寒、病等灾害造成损伤、树皮溃烂、干枯是橡胶树小蠹虫危害的重要原因;橡胶树衰退则是小蠹虫危害的根本原因。
6) forest deterioration
森林破坏; 森林逐渐衰败
补充资料：森林资源(见世界森林资源、中国森林资源)
森林资源(见世界森林资源、中国森林资源)
forest resources
sen Iin ziyuon森林资源(forest resources)见世界森林资源、中国森林资源。
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