采用控制环境生长室研究了2个密度水平下CO2浓度升高对红桦幼苗干物质分配与营养的影响，并分析了红桦干物质分配与养分浓度的关系。
The effects of elevated CO2 concentration on dry matter allocation and nutrient contents of red birch seedlings were studied under two planting densities in controlled environment Chambers.
表明西南桦和红椎人工林木材与柞木一样，是一种优良的实木制品用材，适用于制造高档家具与装饰用材等高附加值产品。
This suggests that the three species are all such good materials for solid wood products that they are suitable for manufacturing high value–added products, such as furniture and decorative materials.
表明西南桦和红椎人工林木材与柞木一样，是一种优良的实木制品用材，适用于制造高档家具与装饰用材等高附加值产品。
This suggests that the three species are all such good materials for solid wood products that they are suitable for manufacturing high value–added products, such as furniture and decorative materials.
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