Chin J Plant Ecol ›› 2013, Vol. 37 ›› Issue (2): 164-172.DOI: 10.3724/SP.J.1258.2013.00017
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LUO Wei-Cheng1,2,3,4,5, ZENG Fan-Jiang1,2,3,4,*(), LIU Bo1,2,3,4,5, SONG Cong1,2,3,4,5, PENG Shou-Lan1,2,3,4,5, Stefan K. ARNDT6
Received:
2012-09-24
Accepted:
2012-12-20
Online:
2013-09-24
Published:
2013-01-31
Contact:
ZENG Fan-Jiang
LUO Wei-Cheng, ZENG Fan-Jiang, LIU Bo, SONG Cong, PENG Shou-Lan, Stefan K. ARNDT. Water integration between mother and daughter ramet of Alhagi sparsifolia[J]. Chin J Plant Ecol, 2013, 37(2): 164-172.
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URL: https://www.plant-ecology.com/EN/10.3724/SP.J.1258.2013.00017
Fig. 2 Water potential of mother ramet (A) and daughter ramet (B) of Alhagi sparsifolia under different treatments (mean ± SE). Different lowercase letters indicate significant differences among different treatments (p < 0. 05).
Fig. 3 Changes of soil water content of the mother and daughter ramets under different treatments before and after water supplement to mother ramet (mean ± SE). A, Mother ramet in spacer connected group. B, Daughter ramet in spacer connected group. C, Mother ramet in spacer severed group. D, Daughter ramet in spacer severed group.
Fig. 4 Diurnal change of water potential of the mother ramet under different treatments before and after water supplement to mother ramet (mean ± SE). A, Spacer connected. B, Spacer severed.
叶形态参数 Leaf morphological parameter | 母株 Mother ramet | 子株 Daughter ramet | |||
---|---|---|---|---|---|
间隔子切断 Spacer severed | 间隔子相连 Spacer connected | 间隔子切断 Spacer severed | 间隔子相连 Spacer connected | ||
叶片含水率 Leaf water content (%) | 3.415 ± 0.102a | 2.900 ± 0.231b | 1.137 ± 0.072c | 3.100 ± 0.131b | |
比叶面积 SLA (cm2·g-1) | 79.259 ± 9.496a | 77.069 ± 3.591a | 73.574 ± 4.033b | 74.001 ± 3.384b | |
比叶鲜重 LMA·fw (cm2·g-1) | 17.939 ± 1.950a | 19.872 ± 1.938a | 18.834 ± 1.103a | 18.471 ± 0.988a |
Table 1 Variation of leaf morphological parameters of the mother and daughter ramets of Alhagi sparsifolia under different treatments (mean ± SE)
叶形态参数 Leaf morphological parameter | 母株 Mother ramet | 子株 Daughter ramet | |||
---|---|---|---|---|---|
间隔子切断 Spacer severed | 间隔子相连 Spacer connected | 间隔子切断 Spacer severed | 间隔子相连 Spacer connected | ||
叶片含水率 Leaf water content (%) | 3.415 ± 0.102a | 2.900 ± 0.231b | 1.137 ± 0.072c | 3.100 ± 0.131b | |
比叶面积 SLA (cm2·g-1) | 79.259 ± 9.496a | 77.069 ± 3.591a | 73.574 ± 4.033b | 74.001 ± 3.384b | |
比叶鲜重 LMA·fw (cm2·g-1) | 17.939 ± 1.950a | 19.872 ± 1.938a | 18.834 ± 1.103a | 18.471 ± 0.988a |
生长参数 Growth parameter | 母株 Mother ramet | 子株 Daughter ramet | |||
---|---|---|---|---|---|
间隔子相连 Spacer connected | 间隔子切断 Spacer severed | 间隔子相连 Spacer connected | 间隔子切断 Spacer severed | ||
株高变化 Change of height (cm) | 14.200 ± 2.262a | 13.266 ± 2.283a | 11.545 ± 2.506a | 5.891 ± 3.033b | |
冠幅变化 Change of crown width (cm2) | 4 469.343 ± 366.715a | 4 003.861 ± 458.227a | 2 084.121 ± 349.652b | 1 249.861 ± 299.347c | |
分枝数变化(个) Change of branch number (No.) | 120.586 ± 15.339a | 112.563 ± 18.206a | 43.668 ± 11.295b | 22.963 ± 17.068c | |
基径变化 Change of basal diameter (cm) | 0.310 ± 0.033a | 0.289 ± 0.029a | 0.220 ± 0.040b | 0.117 ± 0.019c |
Table 2 Variation of growth parameters of the mother and daughter ramets of Alhagi sparsifolia under different treatments (mean ± SE)
生长参数 Growth parameter | 母株 Mother ramet | 子株 Daughter ramet | |||
---|---|---|---|---|---|
间隔子相连 Spacer connected | 间隔子切断 Spacer severed | 间隔子相连 Spacer connected | 间隔子切断 Spacer severed | ||
株高变化 Change of height (cm) | 14.200 ± 2.262a | 13.266 ± 2.283a | 11.545 ± 2.506a | 5.891 ± 3.033b | |
冠幅变化 Change of crown width (cm2) | 4 469.343 ± 366.715a | 4 003.861 ± 458.227a | 2 084.121 ± 349.652b | 1 249.861 ± 299.347c | |
分枝数变化(个) Change of branch number (No.) | 120.586 ± 15.339a | 112.563 ± 18.206a | 43.668 ± 11.295b | 22.963 ± 17.068c | |
基径变化 Change of basal diameter (cm) | 0.310 ± 0.033a | 0.289 ± 0.029a | 0.220 ± 0.040b | 0.117 ± 0.019c |
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