Acta Prataculturae Sinica ›› 2024, Vol. 33 ›› Issue (6): 76-88.DOI: 10.11686/cyxb2023353
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Min WANG1(), Li LI2, Rong JIA3, Ai-ke BAO1()
Received:
2023-09-20
Revised:
2023-11-06
Online:
2024-06-20
Published:
2024-03-20
Contact:
Ai-ke BAO
Min WANG, Li LI, Rong JIA, Ai-ke BAO. Evaluation of physiological characteristics and cold resistance of 10 alfalfa varieties under low temperature stress[J]. Acta Prataculturae Sinica, 2024, 33(6): 76-88.
编号 Number | 品种名称 Variety name | 品种来源 Variety source |
---|---|---|
BM | 佰苜401 Baimu 401 | 中国(北京) Beijing, China |
BA | Bara 520 YQ | 美国 America |
XM | 新牧4号 Xinmu 4 | 中国(新疆)Xinjiang, China |
QS | 骑士 Knights | 美国 America |
TZ | 挑战者 Challenger | 美国 America |
GN | 公农1号 Gongnong 1 | 中国(吉林) Jilin, China |
ZD | 肇东 Zhaodong | 中国(黑龙江) Heilongjiang, China |
DN | 东农1号 Dongnong 1 | 中国(黑龙江) Heilongjiang, China |
AH | 敖汉 Aohan | 中国(北京) Beijing, China |
LM | 龙牧801 Longmu 801 | 中国(黑龙江) Heilongjiang, China |
Table 1 Test cultivars
编号 Number | 品种名称 Variety name | 品种来源 Variety source |
---|---|---|
BM | 佰苜401 Baimu 401 | 中国(北京) Beijing, China |
BA | Bara 520 YQ | 美国 America |
XM | 新牧4号 Xinmu 4 | 中国(新疆)Xinjiang, China |
QS | 骑士 Knights | 美国 America |
TZ | 挑战者 Challenger | 美国 America |
GN | 公农1号 Gongnong 1 | 中国(吉林) Jilin, China |
ZD | 肇东 Zhaodong | 中国(黑龙江) Heilongjiang, China |
DN | 东农1号 Dongnong 1 | 中国(黑龙江) Heilongjiang, China |
AH | 敖汉 Aohan | 中国(北京) Beijing, China |
LM | 龙牧801 Longmu 801 | 中国(黑龙江) Heilongjiang, China |
化学成分 Chemical component | 浓度 Concentration (mmol·L-1) | 化学成分 Chemical component | 浓度 Concentration (μmol·L-1) |
---|---|---|---|
硝酸钾KNO3 | 2.00 | 四水氯化锰MnCl2·4H2O | 10.00 |
磷酸二氢钾KH2PO4 | 0.50 | 七水硫酸锌ZnSO4·7H2O | 1.60 |
七水硫酸镁MgSO4·7H2O | 0.50 | 硫酸铜CuSO4 | 0.60 |
硝酸钙Ca(NO3)2·4H2O | 0.50 | 钼酸钠Na2MoO4·2H2O | 0.05 |
三水合柠檬酸铁Fe-citrate·3H2O | 0.06 | 硼酸H3BO3 | 50.00 |
Table 2 Modified formula of 1/2 Hoagland nutrient solution
化学成分 Chemical component | 浓度 Concentration (mmol·L-1) | 化学成分 Chemical component | 浓度 Concentration (μmol·L-1) |
---|---|---|---|
硝酸钾KNO3 | 2.00 | 四水氯化锰MnCl2·4H2O | 10.00 |
磷酸二氢钾KH2PO4 | 0.50 | 七水硫酸锌ZnSO4·7H2O | 1.60 |
七水硫酸镁MgSO4·7H2O | 0.50 | 硫酸铜CuSO4 | 0.60 |
硝酸钙Ca(NO3)2·4H2O | 0.50 | 钼酸钠Na2MoO4·2H2O | 0.05 |
三水合柠檬酸铁Fe-citrate·3H2O | 0.06 | 硼酸H3BO3 | 50.00 |
项目 Item | 主成分1 Principal component 1 | 主成分2 Principal component 2 | 主成分3 Principal component 3 | 主成分4 Principal component 4 |
---|---|---|---|---|
特征值 Eigenvalue | 5.373 | 2.412 | 1.103 | 0.743 |
贡献率Rate of contribution (%) | 44.777 | 20.096 | 9.190 | 6.195 |
累计贡献率Cumulative contribution rate (%) | 44.777 | 64.873 | 74.063 | 80.258 |
特征向量 Eigenvector | ||||
相对电导率Relative electric conductivity | 0.569 | -0.474 | 0.193 | 0.050 |
丙二醛Malondialdehyde | 0.500 | -0.493 | -0.343 | 0.410 |
脯氨酸Proline | 0.708 | 0.529 | 0.327 | 0.160 |
可溶性糖Soluble sugars | 0.578 | 0.683 | 0.104 | 0.119 |
净光合速率Net photosynthetic rate | -0.679 | -0.017 | -0.060 | 0.579 |
过氧化氢酶Catalase | -0.413 | -0.135 | 0.767 | 0.036 |
可溶性蛋白Soluble protein | 0.691 | 0.489 | 0.186 | 0.314 |
过氧化物酶Peroxidase | 0.748 | 0.178 | -0.291 | -0.127 |
气孔导度Stomatal conductivity | -0.780 | 0.503 | -0.209 | 0.132 |
超氧化物歧化酶Superoxide dismutase | 0.785 | 0.278 | -0.230 | -0.027 |
蒸腾速率Transpiration rate | -0.896 | 0.283 | -0.126 | 0.129 |
胞间二氧化碳浓度Intercellular CO2 concentration | -0.516 | 0.705 | -0.076 | -0.216 |
Table 3 Principal component analysis
项目 Item | 主成分1 Principal component 1 | 主成分2 Principal component 2 | 主成分3 Principal component 3 | 主成分4 Principal component 4 |
---|---|---|---|---|
特征值 Eigenvalue | 5.373 | 2.412 | 1.103 | 0.743 |
贡献率Rate of contribution (%) | 44.777 | 20.096 | 9.190 | 6.195 |
累计贡献率Cumulative contribution rate (%) | 44.777 | 64.873 | 74.063 | 80.258 |
特征向量 Eigenvector | ||||
相对电导率Relative electric conductivity | 0.569 | -0.474 | 0.193 | 0.050 |
丙二醛Malondialdehyde | 0.500 | -0.493 | -0.343 | 0.410 |
脯氨酸Proline | 0.708 | 0.529 | 0.327 | 0.160 |
可溶性糖Soluble sugars | 0.578 | 0.683 | 0.104 | 0.119 |
净光合速率Net photosynthetic rate | -0.679 | -0.017 | -0.060 | 0.579 |
过氧化氢酶Catalase | -0.413 | -0.135 | 0.767 | 0.036 |
可溶性蛋白Soluble protein | 0.691 | 0.489 | 0.186 | 0.314 |
过氧化物酶Peroxidase | 0.748 | 0.178 | -0.291 | -0.127 |
气孔导度Stomatal conductivity | -0.780 | 0.503 | -0.209 | 0.132 |
超氧化物歧化酶Superoxide dismutase | 0.785 | 0.278 | -0.230 | -0.027 |
蒸腾速率Transpiration rate | -0.896 | 0.283 | -0.126 | 0.129 |
胞间二氧化碳浓度Intercellular CO2 concentration | -0.516 | 0.705 | -0.076 | -0.216 |
品种 Variety | 脯氨酸得分 Proline score | 可溶性糖得分 Soluble sugars score | 可溶性蛋白得分 Soluble protein score | 超氧化物歧化酶得分 Superoxide dismutase score | 过氧化物酶得分 Peroxidase score | 综合评价值 Comprehensive evaluation value | 排序 Rank |
---|---|---|---|---|---|---|---|
BM | 0.199 | 0.195 | 0.498 | 0.367 | 0.377 | 0.327 | 5 |
BA | 0.184 | 0.146 | 0.459 | 0.436 | 0.435 | 0.332 | 3 |
XM | 0.144 | 0.112 | 0.276 | 0.518 | 0.362 | 0.282 | 10 |
QS | 0.149 | 0.219 | 0.420 | 0.409 | 0.230 | 0.286 | 9 |
TZ | 0.223 | 0.197 | 0.357 | 0.423 | 0.332 | 0.306 | 7 |
GN | 0.187 | 0.276 | 0.403 | 0.354 | 0.421 | 0.328 | 4 |
ZD | 0.207 | 0.238 | 0.512 | 0.454 | 0.383 | 0.359 | 2 |
DN | 0.195 | 0.293 | 0.377 | 0.359 | 0.242 | 0.293 | 8 |
AH | 0.302 | 0.236 | 0.548 | 0.311 | 0.212 | 0.322 | 6 |
LM | 0.426 | 0.199 | 0.575 | 0.379 | 0.297 | 0.375 | 1 |
Table 4 Comprehensive evaluation of cold tolerance among different alfalfa varieties based on the membership function values
品种 Variety | 脯氨酸得分 Proline score | 可溶性糖得分 Soluble sugars score | 可溶性蛋白得分 Soluble protein score | 超氧化物歧化酶得分 Superoxide dismutase score | 过氧化物酶得分 Peroxidase score | 综合评价值 Comprehensive evaluation value | 排序 Rank |
---|---|---|---|---|---|---|---|
BM | 0.199 | 0.195 | 0.498 | 0.367 | 0.377 | 0.327 | 5 |
BA | 0.184 | 0.146 | 0.459 | 0.436 | 0.435 | 0.332 | 3 |
XM | 0.144 | 0.112 | 0.276 | 0.518 | 0.362 | 0.282 | 10 |
QS | 0.149 | 0.219 | 0.420 | 0.409 | 0.230 | 0.286 | 9 |
TZ | 0.223 | 0.197 | 0.357 | 0.423 | 0.332 | 0.306 | 7 |
GN | 0.187 | 0.276 | 0.403 | 0.354 | 0.421 | 0.328 | 4 |
ZD | 0.207 | 0.238 | 0.512 | 0.454 | 0.383 | 0.359 | 2 |
DN | 0.195 | 0.293 | 0.377 | 0.359 | 0.242 | 0.293 | 8 |
AH | 0.302 | 0.236 | 0.548 | 0.311 | 0.212 | 0.322 | 6 |
LM | 0.426 | 0.199 | 0.575 | 0.379 | 0.297 | 0.375 | 1 |
项目 Item | 非标准化系数 Non-normalized coefficient | 标准化系数 Standardization coefficient | B/标 准误 (t) | P值 P-value | 多重共线性严重程度 (VIF) | 曲线回归的拟合程度 (R2) | 调整R2 The adjusted R2 | F检验 F-test | |
---|---|---|---|---|---|---|---|---|---|
系数Coefficient (B) | 标准误Standard error | Beta | |||||||
常数Constant | 0.138 | 0.022 | 0 | 6.348 | 0.001** | 0.935 | 0.903 | F=28.80, P=0.001** | |
可溶性蛋白Soluble protein | 0.178 | 0.048 | 0.546 | 3.674 | 0.010* | 2.044 | |||
过氧化物酶Peroxidase | 0.203 | 0.042 | 0.536 | 4.896 | 0.003** | 1.108 | |||
脯氨酸Proline | 0.170 | 0.056 | 0.469 | 3.044 | 0.023* | 2.195 |
Table 5 The results of stepwise linear regression analysis (n=10)
项目 Item | 非标准化系数 Non-normalized coefficient | 标准化系数 Standardization coefficient | B/标 准误 (t) | P值 P-value | 多重共线性严重程度 (VIF) | 曲线回归的拟合程度 (R2) | 调整R2 The adjusted R2 | F检验 F-test | |
---|---|---|---|---|---|---|---|---|---|
系数Coefficient (B) | 标准误Standard error | Beta | |||||||
常数Constant | 0.138 | 0.022 | 0 | 6.348 | 0.001** | 0.935 | 0.903 | F=28.80, P=0.001** | |
可溶性蛋白Soluble protein | 0.178 | 0.048 | 0.546 | 3.674 | 0.010* | 2.044 | |||
过氧化物酶Peroxidase | 0.203 | 0.042 | 0.536 | 4.896 | 0.003** | 1.108 | |||
脯氨酸Proline | 0.170 | 0.056 | 0.469 | 3.044 | 0.023* | 2.195 |
品种 Variety | 可溶性蛋白评分 Soluble protein score | 过氧化物酶评分 Peroxidase score | 脯氨酸评分 Proline score | 综合评价值 Comprehensive evaluation value | 回归综合评价值 Return to comprehensive valuation value | 相对误差值 Relative error value | 估计精度 Estimation precision (%) |
---|---|---|---|---|---|---|---|
BM | 0.498 | 0.377 | 0.199 | 0.327 | 0.337 | -0.030 | 97.13 |
BA | 0.459 | 0.435 | 0.184 | 0.332 | 0.339 | -0.022 | 97.88 |
XM | 0.276 | 0.362 | 0.144 | 0.282 | 0.285 | -0.010 | 99.05 |
QS | 0.420 | 0.230 | 0.149 | 0.286 | 0.285 | 0.003 | 99.74 |
TZ | 0.357 | 0.332 | 0.223 | 0.306 | 0.307 | -0.002 | 99.82 |
GN | 0.403 | 0.421 | 0.187 | 0.328 | 0.327 | 0.004 | 99.61 |
ZD | 0.512 | 0.383 | 0.207 | 0.359 | 0.342 | 0.047 | 95.32 |
DN | 0.377 | 0.242 | 0.195 | 0.293 | 0.287 | 0.020 | 98.03 |
AH | 0.548 | 0.212 | 0.302 | 0.322 | 0.330 | -0.025 | 97.53 |
LM | 0.575 | 0.297 | 0.426 | 0.375 | 0.373 | 0.006 | 99.40 |
Table 6 Estimation accuracy analysis of regression equation
品种 Variety | 可溶性蛋白评分 Soluble protein score | 过氧化物酶评分 Peroxidase score | 脯氨酸评分 Proline score | 综合评价值 Comprehensive evaluation value | 回归综合评价值 Return to comprehensive valuation value | 相对误差值 Relative error value | 估计精度 Estimation precision (%) |
---|---|---|---|---|---|---|---|
BM | 0.498 | 0.377 | 0.199 | 0.327 | 0.337 | -0.030 | 97.13 |
BA | 0.459 | 0.435 | 0.184 | 0.332 | 0.339 | -0.022 | 97.88 |
XM | 0.276 | 0.362 | 0.144 | 0.282 | 0.285 | -0.010 | 99.05 |
QS | 0.420 | 0.230 | 0.149 | 0.286 | 0.285 | 0.003 | 99.74 |
TZ | 0.357 | 0.332 | 0.223 | 0.306 | 0.307 | -0.002 | 99.82 |
GN | 0.403 | 0.421 | 0.187 | 0.328 | 0.327 | 0.004 | 99.61 |
ZD | 0.512 | 0.383 | 0.207 | 0.359 | 0.342 | 0.047 | 95.32 |
DN | 0.377 | 0.242 | 0.195 | 0.293 | 0.287 | 0.020 | 98.03 |
AH | 0.548 | 0.212 | 0.302 | 0.322 | 0.330 | -0.025 | 97.53 |
LM | 0.575 | 0.297 | 0.426 | 0.375 | 0.373 | 0.006 | 99.40 |
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