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forest tending and felling
释义
forest tending and felling
Encyclopedia
农学
森林经理计划
释
forest tending and felling
森林抚育间伐
在林分郁闭后直至主伐的期间,对未成熟的森林定期而重复的伐去部分林木,为保留的林木创造更好的生长环境条件,同时获取一部分木材的一种森林培育技术措施。又称抚育采伐。
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continental drift
continental drift theory
continental drift theory, continental drift hypothesis, continental displacement theory
continental dynamics
continental facies
continental glacier
continental glaciers in China
continental heat flow
continental heat flux
continentality
continental law system
continental margin
continental marginal arc igneous rocks assemblages
continental margin of andean type
continental margin of western pacific type
continental movement
continental original theory of petroleum
continental rift basin
continental rift system or continental rift valley system
continental rise
continental shelf
continental shelf ecosystem
continental shelf fishing ground
continental shelf trapped wave
continental shelf trap wave
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