结果表明，针叶树种耗水速率低于阔叶树种。
The results indicated that the average water consumption rate of broadleaf trees was more than conifer trees.
随着密度的增加，各种苗木的耗水量是递增的，耗水速率是递减的。
With the increase of the density, water consumption amount increases quickly but the water consumption rate decreases.
结果表明，在各干旱胁迫水平下，CO2浓度倍增有效地降低了幼树的蒸腾耗水量和耗水速率。
The results showed that the interaction of doubled CO2 concentrations with drought stress reduced the water consumption and transpiring rates of the saplings effectively.
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