请输入您要查询的字词:
单词
封山育林
释义
封山育林
Encyclopedia
农学
森林营造
释
mountain closure for forest restoration
封山育林
遵循森林演替的动态变化规律,利用树木的自然繁殖能力(林木天然更新能力),以封禁为主要手段,辅以人工促进措施,使具有天然下种或萌芽(萌蘖)更新能力的疏林、灌丛、采伐迹地、荒山荒地等恢复或发展为森林或灌草植被。是提高森林质量的一项技术措施。
随便看
Nauru Agreement,Nauru Agreement Concerning Cooperation in the Management of Fisheries of Common Interest
Nauruans
Nauru International Airport
Nausicaa of the Valley of the Wind
nautical almanac
nautical astronomy
nautical chart form
nautical charts and publications
nautical chart unit
nautical ergonomics
nautical health supervision
nautical medicine
nautical mile
Nautical Navigation
nautical nutrition
nautical psychology
nautical publications
nautical publications publishing system
Nautical staff health evaluation
nautical star
Nautical stuaff Medicial selection
nautical table
nautical triangle
nautical twilight
Nautilus
科学参考收录了854744条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。
Copyright © 2000-2023 Sciref.net All Rights Reserved
京ICP备2021023879号
更新时间:2026/2/10 15:47:40