Chin J Plant Ecol ›› 2009, Vol. 33 ›› Issue (4): 783-790.DOI: 10.3773/j.issn.1005-264x.2009.04.017
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ZHAO Xin1,2,3, SONG Rui-Qing1,4,*(), YAN Xiu-Feng2
Received:
2008-09-08
Revised:
2009-02-13
Online:
2009-09-08
Published:
2009-07-30
Contact:
SONG Rui-Qing
ZHAO Xin, SONG Rui-Qing, YAN Xiu-Feng. EFFECTS OF ARBUSCULAR MYCORRHIZAL FUNGAL INOCULATION ON GROWTH AND PHOTOSYNjournal OF CAMPTOTHECA ACUMINATA SEEDLINGS[J]. Chin J Plant Ecol, 2009, 33(4): 783-790.
处理 Treatments | 菌根侵染率 Mycorrhizal colonization rate (%) | 菌根侵染强度 Mycorrhizal colonization intensity (%) | 丛枝丰度 Arbuscule abundance (%) |
---|---|---|---|
CK Glomus manihot Glomus versiforme Glomus diaphanum Acaulospora mellea Acaulospora laevis Sclerocystis sinuosa | 0a 89.33 ± 7.51b 82.20 ± 6.01c 78.44 ± 2.96c 93.26 ± 5.28d 52.79 ± 5.56e 95.63 ± 4.38d | 0a 50.94 ± 4.61b 44.86 ± 7.12b 30.76 ± 4.24c 48.39 ± 6.13b 24.14 ± 3.48d 50.29 ± 1.78b | 0a 42.68 ± 7.36b 38.73 ± 7.07bc 30.20 ± 5.60c 43.97 ± 4.02b 23.46 ± 2.37d 44.20 ± 5.25b |
Table 1 Colonization status of Camptotheca acuminata seedling roots inoculated with arbuscular mycorrhizal fungi (mean±SD)
处理 Treatments | 菌根侵染率 Mycorrhizal colonization rate (%) | 菌根侵染强度 Mycorrhizal colonization intensity (%) | 丛枝丰度 Arbuscule abundance (%) |
---|---|---|---|
CK Glomus manihot Glomus versiforme Glomus diaphanum Acaulospora mellea Acaulospora laevis Sclerocystis sinuosa | 0a 89.33 ± 7.51b 82.20 ± 6.01c 78.44 ± 2.96c 93.26 ± 5.28d 52.79 ± 5.56e 95.63 ± 4.38d | 0a 50.94 ± 4.61b 44.86 ± 7.12b 30.76 ± 4.24c 48.39 ± 6.13b 24.14 ± 3.48d 50.29 ± 1.78b | 0a 42.68 ± 7.36b 38.73 ± 7.07bc 30.20 ± 5.60c 43.97 ± 4.02b 23.46 ± 2.37d 44.20 ± 5.25b |
处理 Treatments | 株高 Height (cm) | 地径 Diameter of stem (cm) | 根冠比 Root/shoot radio | 生物量 Biomass (g) |
---|---|---|---|---|
CK | 18.78±1.52ab | 1.77±0.08a | 0.62±0.12a | 3.12±0.32a |
Glomus manihot | 18.28±0.81a | 1.77±0.15a | 0.79±0.10b | 3.59±0.22b |
Glomus versiforme | 18.71±0.58ab | 1.77±0.04a | 0.90±0.13c | 3.49±0.20ab |
Glomus diaphanum | 20.61±0.24b | 1.95±0.08b | 0.62±0.07a | 4.06±0.24c |
Acaulospora mellea | 23.25±1.51c | 1.99±0.09b | 0.73±0.08ab | 4.92±0.64d |
Acaulospora laevis | 19.43±1.32ab | 1.78±0.09a | 0.83±0.09bc | 3.56±0.36b |
Sclerocystis sinuosa | 22.58±1.10 c | 1.85±0.03ab | 0.67±0.09 a | 4.40±0.34 c |
Table 2 Effect of AM fungi on growth of Camptotheca acuminata seedlings (mean±SD)
处理 Treatments | 株高 Height (cm) | 地径 Diameter of stem (cm) | 根冠比 Root/shoot radio | 生物量 Biomass (g) |
---|---|---|---|---|
CK | 18.78±1.52ab | 1.77±0.08a | 0.62±0.12a | 3.12±0.32a |
Glomus manihot | 18.28±0.81a | 1.77±0.15a | 0.79±0.10b | 3.59±0.22b |
Glomus versiforme | 18.71±0.58ab | 1.77±0.04a | 0.90±0.13c | 3.49±0.20ab |
Glomus diaphanum | 20.61±0.24b | 1.95±0.08b | 0.62±0.07a | 4.06±0.24c |
Acaulospora mellea | 23.25±1.51c | 1.99±0.09b | 0.73±0.08ab | 4.92±0.64d |
Acaulospora laevis | 19.43±1.32ab | 1.78±0.09a | 0.83±0.09bc | 3.56±0.36b |
Sclerocystis sinuosa | 22.58±1.10 c | 1.85±0.03ab | 0.67±0.09 a | 4.40±0.34 c |
处理 Treatment | 净光合速率 Net photosynthetic rate (Pn) (μmol·m-2·s-1) | 气孔导度 Stomatal conductance (Gs) (μmol·m-2·s-1) | 蒸腾速率 Transpiration rate (Tr) (mmol·m-2·s-1 ) | 胞间CO2浓度 Intercellular CO2 concentration (Ci) (μmol CO2·m-2·s-1) | 气孔限制值 Stomatal limitation value (Ls) |
---|---|---|---|---|---|
CK | 5.03±0.51ab | 22.33±5.77a | 0.97±0.14a | 253.00±14.00a | 0.28±0.04a |
Glomus manihot | 4.93±0.64a | 21.00±5.00a | 0.97±0.12a | 288.00±10.54b | 0.18±0.03b |
Glomus versiforme | 5.37±0.58b | 47.67±9.23bc | 1.45±0.27bc | 239.30±22.85a | 0.32±0.07a |
Glomus diaphanum | 5.90±0.61bc | 31.67±12.58ab | 1.11±0.14ab | 251.00±20.66a | 0.28±0.06a |
Acaulospora mellea | 6.40±0.53c | 52.33±14.84c | 1.54±0.40c | 234.30±11.85a | 0.33±0.03a |
Acaulospora laevis | 5.73±0.50bc | 34.33±4.62b | 1.20±0.24b | 248.70±20.03a | 0.29±0.06a |
Sclerocystis sinuosa | 6.00±0.53bc | 35.00±6.93b | 1.26±0.17b | 261.70±2.52ab | 0.25±0.01ab |
Table 3 Effect of AM fungi on leaf photosynthetic characteristics of Camptotheca acuminata seedlings (mean±SD)
处理 Treatment | 净光合速率 Net photosynthetic rate (Pn) (μmol·m-2·s-1) | 气孔导度 Stomatal conductance (Gs) (μmol·m-2·s-1) | 蒸腾速率 Transpiration rate (Tr) (mmol·m-2·s-1 ) | 胞间CO2浓度 Intercellular CO2 concentration (Ci) (μmol CO2·m-2·s-1) | 气孔限制值 Stomatal limitation value (Ls) |
---|---|---|---|---|---|
CK | 5.03±0.51ab | 22.33±5.77a | 0.97±0.14a | 253.00±14.00a | 0.28±0.04a |
Glomus manihot | 4.93±0.64a | 21.00±5.00a | 0.97±0.12a | 288.00±10.54b | 0.18±0.03b |
Glomus versiforme | 5.37±0.58b | 47.67±9.23bc | 1.45±0.27bc | 239.30±22.85a | 0.32±0.07a |
Glomus diaphanum | 5.90±0.61bc | 31.67±12.58ab | 1.11±0.14ab | 251.00±20.66a | 0.28±0.06a |
Acaulospora mellea | 6.40±0.53c | 52.33±14.84c | 1.54±0.40c | 234.30±11.85a | 0.33±0.03a |
Acaulospora laevis | 5.73±0.50bc | 34.33±4.62b | 1.20±0.24b | 248.70±20.03a | 0.29±0.06a |
Sclerocystis sinuosa | 6.00±0.53bc | 35.00±6.93b | 1.26±0.17b | 261.70±2.52ab | 0.25±0.01ab |
处理 Treatment | 叶绿素a含量 Chlorophyll a content (mg·g-1) | 叶绿素b含量 Chlorophyll b content (mg·g-1) | 叶绿素a/b Chlorophyll a/b value | 总叶绿素含量 Total chlorophyll content (mg·g-1) | 类胡萝卜素含量 Carotenoid content (mg·g-1) |
---|---|---|---|---|---|
CK | 2.140±0.075a | 0.750±0.007a | 2.855±0.075a | 2.890±0.082a | 0.331±0.022a |
Glomus manihot | 2.367±0.016b | 0.854±0.044b | 2.777±0.140a | 3.221±0.052b | 0.393±0.005bd |
Glomus versiforme | 1.881±0.108c | 0.601±0.076c | 3.145±0.212b | 2.482±0.184c | 0.283±0.030c |
Glomus diaphanum | 2.443±0.056bd | 0.752±0.042a | 3.253±0.185bc | 3.196±0.076b | 0.354±0.046b |
Acaulospora mellea | 2.727±0.064d | 0.770±0.029a | 3.542±0.055c | 3.497±0.092d | 0.392±0.025bd |
Acaulospora laevis | 2.514±0.064bd | 0.773±0.024a | 3.254±0.169bc | 3.287±0.051b | 0.388±0.014bd |
Sclerocystis sinuosa | 2.858±0.046d | 0.857±0.029b | 3.340±0.168bc | 3.715±0.023d | 0.419±0.047d |
Table 4 Effects of AM fungi on the contents of photosynthetic pigments in leaves of Camptotheca acuminata seedlings (mean±SD)
处理 Treatment | 叶绿素a含量 Chlorophyll a content (mg·g-1) | 叶绿素b含量 Chlorophyll b content (mg·g-1) | 叶绿素a/b Chlorophyll a/b value | 总叶绿素含量 Total chlorophyll content (mg·g-1) | 类胡萝卜素含量 Carotenoid content (mg·g-1) |
---|---|---|---|---|---|
CK | 2.140±0.075a | 0.750±0.007a | 2.855±0.075a | 2.890±0.082a | 0.331±0.022a |
Glomus manihot | 2.367±0.016b | 0.854±0.044b | 2.777±0.140a | 3.221±0.052b | 0.393±0.005bd |
Glomus versiforme | 1.881±0.108c | 0.601±0.076c | 3.145±0.212b | 2.482±0.184c | 0.283±0.030c |
Glomus diaphanum | 2.443±0.056bd | 0.752±0.042a | 3.253±0.185bc | 3.196±0.076b | 0.354±0.046b |
Acaulospora mellea | 2.727±0.064d | 0.770±0.029a | 3.542±0.055c | 3.497±0.092d | 0.392±0.025bd |
Acaulospora laevis | 2.514±0.064bd | 0.773±0.024a | 3.254±0.169bc | 3.287±0.051b | 0.388±0.014bd |
Sclerocystis sinuosa | 2.858±0.046d | 0.857±0.029b | 3.340±0.168bc | 3.715±0.023d | 0.419±0.047d |
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