1) unmature forest

中幼龄林
1.
Summary and exploration of technology and theory on tending unmature forest in Beijing Ciry;
北京市中幼龄林抚育技术和理论的总结与探索
2) young-and middle-aged stand

幼、中龄林
1.
Larch is a tree species that is widely and easily planted,so it is important for early management to study growth pattern of principal measurement factor in young-and middle-aged stands.
落叶松是一个分布广,易栽培,早期生长快的树种,因此,研究落叶松幼、中龄林主要测树因子的生长规律,对落叶松的早期管理有着很重要的指导意义。
3) natural young middle-aged forest

天然幼中龄林
1.
Diversification of natural young middle-aged forest;

天然幼中龄林立体经营的试验研究
4) young and middle aged stand tending

中幼龄林抚育
5) Middle-young aged plantation

人工中幼龄林
6) young growth

幼龄林
1.
Results show that actual evapotranspiration of 10-year-old young growth of Populus simonii×nigra is 330.
通过观测和理论推导,分析研究了小黑杨幼龄林对土壤水的实际消耗量。
补充资料:幼龄
1.幼年。
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