根据群落的垂直结构和成层现象，应用红外线CO_2气体分析法，分层测定了主要植物22种58株的光合速率。
The photosynthetic rates of 58 individuals of 22 main species at different layers of community were measured with an infrared CO_2 analyzer.
根据群落的垂直结构和成层现象，应用红外线CO_2气体分析法，分层测定了主要植物22种58株的光合速率。
The photosynthetic rates of 58 individuals of 22 main species at different layers of community were measured with an infrared CO_2 analyzer.
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