1) sustainable forests without plague of insect pests
持续无虫灾防护林
2) sustainable forest protection
可持续森林保护
1.
This article basted on the viewpoint of sustainable development,elaborated the characteristic of chemical pesticide on the environmental pollution and harm to human health,has analyzed the present situation and reason of chemical pesticide on the environmental pollution in our country,it got Countermeasures of sustainable forest protection that adapt the development of ecology forestry.
以可持续发展思想为指导,阐述了化学农药对环境污染的特点及对人类健康的危害,分析了我国化学农药对环境污染的现状和原因,并针对森林保护工作存在的问题,进一步提出了适应我国生态林业发展的可持续森林保护对策。
3) protection forest systems of the soil and water conservation
水土保持防护林体系
4) fire prevention
火灾防护
1.
Heat insulation and fire prevention for monolithic closed coal yard wall
整体式封闭煤场挡煤墙保温隔热与火灾防护
5) prevention against fire
防护火灾
6) sustainable forestry
持续林业
1.
Meanwhile, many problems about sustainable forestry, including its tendency, construction, characteristics and theoretical basis were discussed in details.
本文从生态系统可持续性的内涵和基本构成两个方面探讨了生态系统可持续性的基本原理,同时就发展持续林业的趋势、结构、特点和理论基础等问题进行了详尽地论述。
2.
The ecological project of sustainable forestry is one of the measures to wind sand damage.
针对民勤沙区林业建设现状及存在的问题 ,提出建立生态经济型持续林业的主要措施和对策 ,同时就林业资源的合理开发和利用进行了探讨 ,为促进沙区防护体系的改造和利用将起到一定的积极作
3.
This Paper elaborates the relatbo between agroforestry and sustainable forestry from the point of view of ecologic and economical effects and indicates that agroforestry is one of good ways that sustainably make use of forestry lands and realize sustainable forestry.
本文从生态效益、经济效益和社会效益角度出发，阐述了混农林业与持续林业的关系，指出混农林业是林地持续利用，实现持续林业的良好途径之一。
补充资料：虫灾
1.严重的虫害。多指螟蝗等为害成灾。
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