Bulletin of Botanical Research ›› 2021, Vol. 41 ›› Issue (6): 957-964.doi: 10.7525/j.issn.1673-5102.2021.06.014
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Meng-Ke WANG, Meng-Ni TIAN, Quan-Xin BI, Xiao-Juan LIU, Hai-Yan YU, Li-Bing WANG()
Received:
2020-01-19
Online:
2021-11-20
Published:
2021-10-29
Contact:
Li-Bing WANG
E-mail:wlibing@caf.ac.cn
About author:
WANG Meng-Ke(1996—),female,the main research area is germplasm innovation of woody oil plants.
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CLC Number:
Meng-Ke WANG, Meng-Ni TIAN, Quan-Xin BI, Xiao-Juan LIU, Hai-Yan YU, Li-Bing WANG. Evaluation of Drought Tolerance Based on Stomatal Characters and Selection of Germplasm Resources from Xanthoceras sorbifolia[J]. Bulletin of Botanical Research, 2021, 41(6): 957-964.
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URL: https://bbr.nefu.edu.cn/EN/10.7525/j.issn.1673-5102.2021.06.014
Table 1
Statistics of 12 characters of stomata in 108 X. sorbifolium
性状Traits | 均值 Mean value | 标准差 Standard deviation | 变异系数 Variable coefficient(%) | P值 P value |
---|---|---|---|---|
气孔长SL(μm) | 50.08 | 5.07 | 10.12 | 0.00 |
气孔空隙长轴长LAS(μm) | 25.97 | 6.72 | 25.88 | 0.00 |
气孔宽SW(μm) | 33.54 | 6.65 | 19.83 | 0.00 |
气孔空隙短轴长SAS(μm) | 4.61 | 2.35 | 50.92 | 0.00 |
气孔周长SC(μm) | 274.96 | 30.22 | 10.99 | 0.00 |
气孔面积SA(μm2) | 1 327.26 | 351.30 | 26.47 | 0.00 |
气孔开口周长CSO(μm) | 114.41 | 28.62 | 25.02 | 0.00 |
气孔开口面积ASO(μm2) | 97.40 | 60.08 | 61.68 | 0.00 |
气孔密度SD(No.mm-2) | 371.25 | 103.61 | 27.91 | 0.00 |
气孔面积占叶面积比例SP(%) | 48.267 | 20.75 | 42.99 | 0.00 |
气孔面积指数SAI(%) | 0.91 | 0.36 | 39.45 | 0.00 |
气孔开口面积指数SOI(%) | 0.31 | 2.60 | 836.93 | 0.00 |
Table 2
Analysis of the correlation between 12 traits of stomata in 108 X. sorbifolium in arid area
性状 Traits | 气孔长 SL | 气孔空隙 长轴长 LSL | 气孔宽 SW | 气孔空隙 短轴长 LSS | 气孔周长 SP | 气孔面积 SA | 气孔开口 周长 SAC | 气孔开口 面积 SAA | 气孔密度 SD | 气孔面积占 叶面积比例 SP | 气孔面积 指数 SAI | 气孔开口 面积指数 SOI |
---|---|---|---|---|---|---|---|---|---|---|---|---|
气孔长SL | 1 | |||||||||||
气孔空隙长轴长LSL | 0.468** | 1 | ||||||||||
气孔宽SW | 0.570** | 0.1 | 1 | |||||||||
气孔空隙短轴长LSS | 0.055 | 0.242* | 0.071 | 1 | ||||||||
气孔周长SP | 0.932** | 0.357** | 0.827** | 0.085 | 1 | |||||||
气孔面积SA | 0.803** | 0.253** | 0.939** | 0.076 | 0.961** | 1 | ||||||
气孔开口周长SAC | 0.449** | 0.984** | 0.107 | 0.412** | 0.350** | 0.251** | 1 | |||||
气孔开口面积SAA | 0.241* | 0.545** | 0.081 | 0.927** | 0.212* | 0.158 | 0.684** | 1 | ||||
气孔密度SD | 0.175 | -0.089 | 0.119 | -0.496** | 0.169 | 0.171 | -0.174 | -0.443** | 1 | |||
气孔面积占叶面积比例SP | 0.672** | 0.129 | 0.718** | -0.239** | 0.773** | 0.802** | 0.077 | -0.15 | 0.709** | 1 | ||
气孔面积指数SAI | 0.688** | 0.201* | 0.383** | -0.351** | 0.637** | 0.565** | 0.131 | -0.178 | 0.818** | 0.899** | 1 | |
气孔开口面积指数SOI | 0.271** | -0.08 | 0.465** | 0.201* | 0.410** | 0.506** | -0.038 | 0.156 | 0.226* | 0.522** | 0.348** | 1 |
Table 3
principal component load matrix of stomatal structure index of X. sorbifolium
性状 Traits | 主成分Principal component | 综合得分 模型系数 | 权重系数 Weight coefficient | ||
---|---|---|---|---|---|
Ⅰ | Ⅱ | Ⅲ | |||
气孔长度SL(μm) | 0.886 | 0.171 | -0.216 | 0.228 | 0.096 |
气孔空隙长轴长度LSL(μm) | 0.93 | -0.322 | 0.079 | 0.213 | 0.090 |
气孔宽度SW(μm) | 0.717 | 0.214 | -0.382 | 0.173 | 0.073 |
气孔空隙短轴长度LSS(μm) | -0.743 | 0.41 | 0.541 | -0.095 | -0.040 |
单个气孔周长SP(μm) | 0.891 | -0.441 | -0.034 | 0.179 | 0.075 |
单个气孔面积SA(μm2) | 0.982 | -0.095 | -0.005 | 0.244 | 0.103 |
单个气孔开口周长SAC(μm) | 0.544 | 0.344 | 0.423 | 0.221 | 0.093 |
单个气孔开口面积SAA(μm2) | 0.896 | -0.01 | -0.009 | 0.231 | 0.097 |
气孔密度SD(个·mm-2) | 0.975 | 0.125 | 0.017 | 0.269 | 0.113 |
气孔面积占叶面积比例PS(%) | 0.966 | -0.218 | -0.03 | 0.224 | 0.094 |
气孔面积指数SAI(%) | 0.837 | -0.441 | 0.682 | 0.235 | 0.099 |
气孔开口面积指数SOI(%) | 0.558 | 0.788 | 0.232 | 0.255 | 0.107 |
特征值Eigenvalues | 8.47 | 1.547 | 1.192 | ||
贡献率Contribution rate(%) | 70.586 | 12.891 | 9.931 | ||
累积贡献率Accumulative contribution rate(%) | 70.586 | 83.477 | 93.408 |
Table 4
Analysis of variance of three types of X. sorbifolium
类型 Types | 气孔长度 SL(μm) | 气孔空隙 长轴长度 LSL(μm) | 气孔宽度 SW(μm) | 气孔空隙 短轴长度 LSS(μm) | 气孔周长 SP(μm) | 气孔面积 SA(μm2) | 气孔开口周长 SAC(μm) | 气孔开口面积 SAA(μm2) | 气孔密度 SD(个·mm-2) | 气孔面积占 叶面积比例 PS(%) | 气孔面积 指数 SAI(%) | 气孔开口 面积指数 SOI(%) |
---|---|---|---|---|---|---|---|---|---|---|---|---|
A组 A group | 47.08±2.3c | 23.24±1.69b | 27.75±2.32c | 3.49±0.38c | 251.57±12.32c | 1044.12±51.82c | 101.07±5.7b | 66.84±3.57c | 475.39±23.15a | 48.61±2.83b | 1.05±0.06a | 0.22±0.01b |
B组 B group | 51.12±3.14b | 26.82±1.87a | 39.65±3.18a | 4.10±0.52a | 294.87±16.11a | 1605.43±77.24a | 116.64±7.06a | 87.83±5.44a | 383.65±21.71b | 60.79±5.05a | 1.00±0.03c | 0.46±0.01a |
C组 C group | 49.69±2.28a | 27.37±2.72a | 29.53±2.46b | 6.57±0.75b | 266.10±13.45b | 1164.55±63.49b | 124.45±8.84a | 144.87±11.16b | 238.89±13.57c | 26.99±1.35c | 0.58±0.01b | 0.15±0.01c |
P值 P value | 0.000 | 0.070 | 0.000 | 0.000 | 0.000 | 0.000 | 0.023 | 0.000 | 0.000 | 0.000 | 0.000 | 0.490 |
Table 5
drought resistance evaluation of stomatal structure index of X. sorbifolium
类型 Types | 隶属函数值 Subordinative function value | 综合评价值 Comprehensive evaluation value | 排序 Priority | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
气孔长度 SL(μm) | 气孔空隙 长轴长度 LSL(μm) | 气孔宽度 SW(μm) | 气孔空隙 短轴长度 LSS(μm) | 气孔周长 SP(μm) | 气孔面积 SA(μm2) | 气孔开口 周长 SAC(μm) | 气孔开口 面积 SAA(μm2) | 气孔密度 SD(个·mm-2) | 气孔面积占 叶面积比例 PS(%) | 气孔面积 指数 SAI(%) | 气孔开口 面积指数 SOI(%) | |||
A组 A Group | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 0.64 | 1.00 | 0.18 | 0.90 | 1 |
B组 B Group | 0.00 | 0.13 | 0.00 | 0.82 | 0.00 | 0.00 | 0.33 | 0.73 | 0.61 | 1.00 | 0.89 | 1.00 | 0.46 | 2 |
C组 C Group | 0.35 | 0.00 | 0.85 | 0.00 | 0.66 | 0.79 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.22 | 3 |
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