地表臭氧浓度升高对陆地生态系统影响的研究进展
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Progress in the effects of elevated ground-level ozone on terrestrial ecosystems
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图3. 地表O3对植物叶片、根际、整株及生态系统水平的影响。-, 降低; +, 增加; ?, 不确定或目前研究较少涉及的问题。 |
Fig. 3. Effects of elevated O3 on plant processes at the leaf, rhizosphere, whole-plant and ecosystem scales. -, decrease or reduction; +, increase or acceleration; ?, uncertain effect or a question not addressed in current studies. |
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