天然更新
- n.self-restoration
- 网络natural regeneration; Natural formation of woods; Natural reproduction

天然更新
natural regeneration
交付信息更新 English, 翻译,... ... 特徵码更新 signature update 天然更新 natural regeneration 文件滚动更新 file rollover ...
Natural formation of woods
丝锁气压计_馆档网 ... "自然敌"," Natural enemy" "天然更新"," Natural formation of woods" "天然瓦斯"," Natural gas" ...
Natural reproduction
... 上方天然下种更新法 Natural regeneration under shelter-wood 天然更新 Natural reproduction 天然干燥 Natural scasoning ...
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Preliminary Investigation of Natural Regeneration of Masson Pine Population in Closing the Land for Reforestation Area
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