Chin J Plant Ecol ›› 2006, Vol. 30 ›› Issue (1): 40-46.DOI: 10.17521/cjpe.2006.0006
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SHI Sheng-Bo(), LI Hui-Mei, WANG Xue-Ying, YUE Xiang-Guo, XU Wen-Hua, CHEN Gui-Chen
Received:
2004-12-23
Accepted:
2005-05-23
Online:
2006-12-23
Published:
2006-01-30
SHI Sheng-Bo, LI Hui-Mei, WANG Xue-Ying, YUE Xiang-Guo, XU Wen-Hua, CHEN Gui-Chen. COMPARATIVE STUDIES OF PHOTOSYNTHETIC CHARACTERISTICS IN TYPICAL ALPINE PLANTS OF THE QINGHAI-TIBET PLATEAU[J]. Chin J Plant Ecol, 2006, 30(1): 40-46.
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URL: https://www.plant-ecology.com/EN/10.17521/cjpe.2006.0006
表观量子效率AQY (μmol CO2·μmol-1 photon) | 光补偿点Φi (μmol photons·m-2·s-1) | 暗呼吸速率Rd (μmol CO2·m-2·s-1) | 最大净光合速率Pmax (μmol CO2·m-2·s-1) | ||||
---|---|---|---|---|---|---|---|
唐古特大黄Rheum tanguticum | 0.030 4±0.005 0a | 86.00±14.74a | -2.88±0.46a | 20.03±3.83a | |||
山茛菪Anisodus tanguticus | 0.047 4±0.001 5b | 41.31±9.89b | -2.38±0.46ab | 15.14±0.80b | |||
菘蓝Isatis indigotica | 0.051 8±0.000 9b | 48.67±4.83b | -3.01±0.12a | 15.53±1.57b | |||
麻花艽Gentiana straminea | 0.037 2±0.005 6c | 48.13±14.56b | -1.84±0.49b | 9.15±2.23c |
Table 1 Comparison of photosynthetic parameters between alpine and low land species
表观量子效率AQY (μmol CO2·μmol-1 photon) | 光补偿点Φi (μmol photons·m-2·s-1) | 暗呼吸速率Rd (μmol CO2·m-2·s-1) | 最大净光合速率Pmax (μmol CO2·m-2·s-1) | ||||
---|---|---|---|---|---|---|---|
唐古特大黄Rheum tanguticum | 0.030 4±0.005 0a | 86.00±14.74a | -2.88±0.46a | 20.03±3.83a | |||
山茛菪Anisodus tanguticus | 0.047 4±0.001 5b | 41.31±9.89b | -2.38±0.46ab | 15.14±0.80b | |||
菘蓝Isatis indigotica | 0.051 8±0.000 9b | 48.67±4.83b | -3.01±0.12a | 15.53±1.57b | |||
麻花艽Gentiana straminea | 0.037 2±0.005 6c | 48.13±14.56b | -1.84±0.49b | 9.15±2.23c |
羧化效率CE (μmol·μmol-1) | 光呼吸速率Rp (μmol CO2·m-2·s-1) | CO2补偿点Γ (μmol CO2·mol-1) | |
---|---|---|---|
唐古特大黄Rdeum tanguticum | 0.045 3±0.006 6a | -2.58±0.33a | 57.30±5.69ac |
山茛菪Anisodus tanguticus | 0.111 6±0.002 6b | -4.49±0.27b | 40.18±1.48b |
菘蓝Isatis indigotica | 0.107 7±0.013 9bc | -6.00±0.75c | 55.77±1.70c |
麻花艽Gentiana Straminea | 0.090 2±0.011 9c | -6.45±0.66c | 71.63±2.55d |
Table 2 Comparison in carboxylation efficiency (CE), photorespiration rate (Rp) and the CO2 compensation point (Γ) between alpine and low land species
羧化效率CE (μmol·μmol-1) | 光呼吸速率Rp (μmol CO2·m-2·s-1) | CO2补偿点Γ (μmol CO2·mol-1) | |
---|---|---|---|
唐古特大黄Rdeum tanguticum | 0.045 3±0.006 6a | -2.58±0.33a | 57.30±5.69ac |
山茛菪Anisodus tanguticus | 0.111 6±0.002 6b | -4.49±0.27b | 40.18±1.48b |
菘蓝Isatis indigotica | 0.107 7±0.013 9bc | -6.00±0.75c | 55.77±1.70c |
麻花艽Gentiana Straminea | 0.090 2±0.011 9c | -6.45±0.66c | 71.63±2.55d |
UV-B吸收物质 UV-B-absorbing compounds (A·cm-2·40 ml-1) | 叶绿素 Chlorophyll (mg·cm-2) | 类胡萝卜素 Carotenoid (mg·cm-2) | |
---|---|---|---|
唐古特大黄Rdeum tanguticum | 41.6831±5.7752ad | 0.1338±0.0136ad | 0.0652±0.0055a |
山茛菪Anisodus tanguticus | 15.4925±2.5225b | 0.0838±0.0089b | 0.0404±0.0040b |
菘蓝Isatis indigotica | 25.0854±2.3132c | 0.0417±0.0117c | 0.0177±0.0049c |
麻花艽Gentiana Straminea | 37.2295±6.9890d | 0.1294±0.0126d | 0.0576±0.0037d |
Table 3 Comparison of alpine and low land species in concentrations of UV-B-absorbing compounds, chlorophyll and carotenoid
UV-B吸收物质 UV-B-absorbing compounds (A·cm-2·40 ml-1) | 叶绿素 Chlorophyll (mg·cm-2) | 类胡萝卜素 Carotenoid (mg·cm-2) | |
---|---|---|---|
唐古特大黄Rdeum tanguticum | 41.6831±5.7752ad | 0.1338±0.0136ad | 0.0652±0.0055a |
山茛菪Anisodus tanguticus | 15.4925±2.5225b | 0.0838±0.0089b | 0.0404±0.0040b |
菘蓝Isatis indigotica | 25.0854±2.3132c | 0.0417±0.0117c | 0.0177±0.0049c |
麻花艽Gentiana Straminea | 37.2295±6.9890d | 0.1294±0.0126d | 0.0576±0.0037d |
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