Bulletin of Botanical Research ›› 2023, Vol. 43 ›› Issue (5): 690-699.doi: 10.7525/j.issn.1673-5102.2023.05.006
• Genetic and Breeding • Previous Articles Next Articles
Binghua CHEN1, Jie ZHANG1, Guifeng LIU1, Siting LI3, Yuanke GAO1, Huiyu LI1, Tianfang LI2()
Received:
2023-06-17
Online:
2023-09-20
Published:
2023-09-05
Contact:
Tianfang LI
E-mail:18646079568@126.com
About author:
CHEN Binghua(1999—),male,postgraduate,major in tree genetic and improvement.
Supported by:
CLC Number:
Binghua CHEN, Jie ZHANG, Guifeng LIU, Siting LI, Yuanke GAO, Huiyu LI, Tianfang LI. Selection of Excellent Families and Evaluation of Selection Method for Pulpwood Half-sibling Families of Betula platyphylla[J]. Bulletin of Botanical Research, 2023, 43(5): 690-699.
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URL: https://bbr.nefu.edu.cn/EN/10.7525/j.issn.1673-5102.2023.05.006
Table 1
ANOVA of traits in half sibling families of B. platyphylla
性状 Traits | 变异来源 Source of variation | 自由度 df | 离差平方和 Adj SS | 均方 Adj MS | F | P |
---|---|---|---|---|---|---|
胸径 DBH | 区组 Blocks | 2 | 84.48 | 42.24 | 15.46** | 0 |
家系 Families | 31 | 381.34 | 12.30 | 4.50** | 0 | |
家系×区组 Families×Blocks | 62 | 237.41 | 3.83 | 1.40* | 0.03 | |
树高 H | 区组 Blocks | 2 | 2.39 | 1.19 | 1.93 | 0.15 |
家系 Families | 31 | 130.36 | 4.21 | 6.79** | 0 | |
家系×区组 Families×Blocks | 62 | 86.64 | 1.40 | 2.25** | 0 | |
材积 V | 区组 Blocks | 2 | 1.80×10-5 | 9.00×10-6 | 13.21** | 0 |
家系 Families | 31 | 9.90×10-5 | 3.00×10-6 | 4.55** | 0 | |
家系×区组 Families×Blocks | 62 | 6.30×10-5 | 1.00×10-6 | 1.46* | 0.02 | |
基本密度 DB | 家系 Families | 31 | 1.91 | 0.06 | 3.54** | 0 |
木质素 L | 家系 Families | 31 | 518.08 | 16.19 | 22.33** | 0 |
纤维素 C | 家系 Families | 31 | 1 096.52 | 34.27 | 726.54** | 0 |
半纤维素 CH | 家系 Families | 31 | 224.84 | 7.03 | 22.23** | 0 |
纤维长度 FL | 家系 Families | 31 | 5 845 176.00 | 182 662.00 | 12.48** | 0 |
纤维宽度 FW | 家系 Families | 31 | 4 246.00 | 132.69 | 13.53** | 0 |
纤维长宽比 RFLW | 家系 Families | 31 | 57 486.00 | 1 796.40 | 16.75** | 0 |
Table 2
Genetic variation parameters of traits in half sibling families of B. platyphylla
性状 Traits | 变异幅度 Range | 均值±标准差 Average±SD | 表型变异系数 Coefficient of variation/% | 家系遗传力 | 单株遗传力 h2 |
---|---|---|---|---|---|
胸径DBH/cm | 3.60~14.00 | 7.67±1.68 | 21.88 | 0.79 | 2.38 |
树高H/m | 4.10~10.50 | 7.41±0.93 | 12.51 | 0.83 | 2.48 |
材积V/m3 | 2.56×10-4~65.05×10-4 | (18.26±9.10)×10-4 | 49.84 | 0.76 | 2.00 |
基本密度 DB/(g·cm-3) | 0.60~0.43 | 0.50±0.04 | 7.14 | 0.71 | 2.14 |
木质素 L/% | 22.80~33.60 | 27.51±2.39 | 8.69 | 0.96 | 2.87 |
纤维素 C/(mg·g-1) | 92.48~276.94 | 173.96±44.43 | 13.61 | 1.00 | 3.00 |
半纤维素 CH/(mg·g-1) | 166.87~251.07 | 203.52±22.42 | 5.88 | 0.96 | 2.87 |
纤维长度 FL/μm | 367.31~1 416.58 | 716.43±127.58 | 17.80 | 0.92 | 2.75 |
纤维宽度 FW/μm | 6.95~28.83 | 16.37±3.34 | 20.25 | 0.93 | 2.78 |
纤维长宽比 RFLW | 19.20~131.10 | 45.27±11.17 | 24.66 | 0.94 | 2.82 |
Table 3
General combining ability of characters in half sibling families of B. platyphylla
家系 Family | 胸径 DBH | 树高 H | 材积 V | 基本密度 DB | 木质素 L | 纤维素 C | 半纤维素 CH | 纤维长度 FL | 纤维宽度 FW | 纤维长宽 RFLW |
---|---|---|---|---|---|---|---|---|---|---|
A1 | 0.87 | 0.57 | 0.000 501 | -0.011 347 | -1.71 | 26.00 | -11.65 | -6.23 | -0.05 | -0.39 |
A2 | -0.60 | 0.13 | -0.000 312 | 0.011 144 | 0.02 | -10.51 | -1.52 | -112.09 | 0.52 | -7.93 |
A3 | -2.42 | -1.42 | -0.001 081 | -0.008 517 | 0.98 | -13.25 | -11.24 | -25.84 | -0.07 | -1.47 |
A4 | -0.36 | 0.02 | -0.000 208 | -0.027 347 | -1.71 | 15.59 | -10.82 | -7.08 | -1.89 | 5.72 |
A5 | -0.57 | -0.47 | -0.000 355 | 0.008 560 | -3.95 | -5.93 | -19.32 | 14.04 | 1.66 | -2.62 |
A6 | -0.48 | -0.24 | -0.000 325 | 0.049 109 | -3.02 | -77.43 | 4.67 | -4.72 | -0.87 | 2.17 |
A7 | 0.68 | -0.12 | 0.000 192 | 0.012 041 | 0.35 | -22.93 | -31.81 | 9.76 | 0.86 | -1.49 |
A8 | -0.46 | -0.65 | -0.000 410 | 0.011 840 | -2.05 | -40.12 | -7.55 | 24.58 | -0.09 | 2.23 |
A9 | 0.00 | -0.82 | -0.000 199 | -0.028 702 | -1.16 | 81.17 | -16.69 | -15.10 | -0.33 | -0.17 |
A10 | 0.66 | 0.01 | 0.000 237 | -0.017 013 | -2.15 | 11.39 | 2.99 | 16.03 | -1.57 | 5.79 |
A11 | 0.24 | 0.06 | 0.000 054 | 0.012 930 | 2.71 | -39.33 | 12.89 | -10.05 | -0.41 | 0.06 |
A12 | 0.83 | 0.29 | 0.000 432 | 0.066 960 | 1.27 | -16.15 | 33.17 | 36.48 | -0.66 | 4.43 |
A13 | 1.67 | 0.49 | 0.000 943 | 0.000 359 | 2.62 | 37.49 | -29.21 | -33.66 | 1.07 | -4.14 |
A14 | 1.04 | 0.25 | 0.000 434 | 0.007 510 | 2.66 | -51.20 | -24.51 | 15.25 | 0.21 | -0.24 |
A15 | 0.62 | 0.47 | 0.000 361 | -0.014 749 | 0.23 | -40.97 | 40.96 | -11.91 | 1.64 | -4.05 |
A16 | -1.36 | -0.41 | -0.000 537 | -0.022 780 | -1.59 | 97.85 | 43.63 | 23.61 | -0.79 | 3.74 |
A17 | 0.40 | -0.20 | 0.000 011 | 0.001 165 | -3.22 | 4.51 | -2.14 | 34.60 | 1.16 | -1.04 |
A18 | -2.06 | -0.32 | -0.000 892 | 0.020 689 | 1.21 | 6.35 | 29.72 | 12.89 | 1.41 | -2.07 |
A19 | 1.14 | 0.54 | 0.000 740 | -0.005 367 | -2.02 | -32.13 | 4.00 | -1.90 | -1.25 | 3.54 |
A20 | -0.12 | 0.80 | 0.000 057 | -0.006 147 | 0.08 | 43.19 | -8.96 | 20.07 | -0.63 | 3.59 |
A21 | -1.05 | -0.11 | -0.000 446 | 0.019 123 | -1.93 | 72.33 | -8.80 | 43.17 | -1.77 | 8.29 |
A22 | 1.02 | 0.23 | 0.000 502 | -0.024 676 | -1.54 | -14.76 | 4.53 | -9.32 | 0.47 | -1.48 |
A23 | 0.56 | 0.71 | 0.000 398 | 0.009 973 | 0.22 | 53.56 | 22.22 | -70.13 | 0.33 | -4.62 |
A24 | -0.17 | 0.21 | -0.000 017 | 0.037 505 | 3.06 | 1.06 | -12.71 | 77.36 | -1.60 | 10.40 |
A25 | 0.04 | 0.46 | 0.000 160 | -0.014 038 | 5.57 | -21.31 | -30.23 | 58.91 | 1.40 | 0.08 |
A26 | 0.69 | 0.31 | 0.000 358 | -0.014 459 | 2.43 | 20.54 | -16.44 | 23.65 | 3.04 | -5.51 |
A27 | -0.02 | 0.02 | -0.000 013 | -0.040648 | -1.34 | -37.26 | -20.31 | -24.29 | -0.38 | -0.71 |
A28 | 0.53 | -0.15 | 0.000 120 | -0.010954 | 2.49 | -1.37 | -5.21 | -42.25 | 0.36 | -3.55 |
A29 | -0.48 | -0.56 | -0.000 375 | 0.007702 | 1.50 | -35.42 | 35.61 | -11.88 | -0.23 | -0.26 |
A30 | 0.87 | 1.21 | 0.000 693 | 0.012656 | 2.27 | -81.24 | 32.05 | 56.89 | 0.40 | 2.49 |
A31 | -0.15 | -0.34 | -0.000 189 | -0.008159 | -4.17 | -8.05 | -13.11 | -58.43 | -0.04 | -3.66 |
SL | -1.56 | -0.98 | -0.000 835 | -0.034360 | 1.91 | 78.33 | 15.78 | -22.40 | -1.91 | -7.13 |
Fig.1
Correlation analysis of traits in half sibling families of B. platyphylla Suk.The closer the color is to white,the greater the positive correlation coefficient;The closer the color is to black,the greater the negative correlation coefficient;* indicates that the correlation has reached a significant level(P<0.05);** indicates that the correlation has reached a very significant level(P<0.01)
Table 4
Qi values of different families
家系 Family | Qi | 家系 Family | Qi | 家系 Family | Qi |
---|---|---|---|---|---|
A12 | 2.227 | A23 | 2.170 | A27 | 2.099 |
A13 | 2.213 | A9 | 2.167 | A31 | 2.090 |
A30 | 2.207 | A24 | 2.164 | A21 | 2.088 |
A7 | 2.201 | A11 | 2.154 | A8 | 2.086 |
A19 | 2.200 | A17 | 2.150 | A29 | 2.084 |
A22 | 2.192 | A28 | 2.136 | A18 | 2.078 |
A1 | 2.190 | A20 | 2.134 | A2 | 2.072 |
A26 | 2.187 | A10 | 2.132 | A16 | 2.070 |
A14 | 2.187 | A6 | 2.114 | SL | 2.015 |
A15 | 2.172 | A5 | 2.113 | A3 | 1.977 |
A25 | 2.171 | A4 | 2.107 |
Table 6
Principal component analysis of pulp and papermaking materials of half-sibling family of B. platyphylla
性状 Traits | 主成分Ⅰ PC Ⅰ | 主成分Ⅱ PC Ⅱ | 主成分Ⅲ PC Ⅲ | 主成分Ⅳ PC Ⅳ |
---|---|---|---|---|
特征值Eigenvalues | 3.005 | 2.162 | 1.353 | 1.022 |
贡献率Contribution rate/% | 30.053 | 21.621 | 13.526 | 10.219 |
累积贡献率Cumulative contribution rate/% | 30.053 | 51.674 | 65.200 | 75.419 |
胸径DBH | 0.894 | 0.136 | 0.296 | 0.143 |
树高H | 0.831 | 0.276 | 0.098 | 0.065 |
材积V | 0.925 | 0.195 | 0.272 | 0.091 |
基本密度 DB | 0.132 | 0.433 | -0.682 | 0.213 |
木质素 L | -0.328 | -0.053 | 0.332 | 0.715 |
纤维素 C | -0.415 | 0.057 | 0.574 | -0.312 |
半纤维素 CH | -0.144 | 0.288 | -0.373 | 0.294 |
纤维长度 FL | 0.047 | 0.766 | -0.094 | -0.397 |
纤维宽度 FW | 0.485 | -0.575 | -0.315 | -0.298 |
纤维长宽比 RFLW | -0.326 | 0.914 | 0.173 | -0.049 |
Table 7
Ranking of Y values for different families
家系 Family | Y | 家系 Family | Y | 家系 Family | Y |
---|---|---|---|---|---|
A30 | 1.530 | A15 | 0.414 | A31 | -0.451 |
A19 | 1.382 | A7 | 0.223 | A8 | -0.485 |
A12 | 1.051 | A25 | 0.217 | A9 | -0.623 |
A13 | 1.003 | A26 | 0.158 | A29 | -0.659 |
A1 | 0.870 | A11 | 0.150 | A5 | -0.684 |
A14 | 0.727 | A17 | 0.084 | A2 | -0.800 |
A10 | 0.722 | A4 | 0.054 | A16 | -0.809 |
A22 | 0.684 | A27 | -0.041 | SL | -1.448 |
A24 | 0.619 | A6 | -0.120 | A18 | -1.503 |
A20 | 0.555 | A28 | -0.125 | A3 | -2.268 |
A23 | 0.453 | A21 | -0.168 |
Table 9
Summary and ranking of breeding values of different families
家系 Family | 汇总 Summary | 家系 Family | 汇总 Summary | 家系 Family | 汇总 Summary |
---|---|---|---|---|---|
A12 | 0.696 3 | A10 | 0.533 6 | A9 | 0.403 8 |
A17 | 0.662 7 | A14 | 0.504 4 | A4 | 0.399 0 |
A23 | 0.650 7 | A26 | 0.492 8 | A6 | 0.391 1 |
A30 | 0.640 4 | A20 | 0.471 4 | A31 | 0.383 6 |
A19 | 0.601 4 | A11 | 0.452 7 | A5 | 0.359 9 |
A1 | 0.598 3 | A21 | 0.448 5 | A27 | 0.351 7 |
A24 | 0.576 1 | A25 | 0.438 4 | A29 | 0.342 0 |
A15 | 0.575 4 | A8 | 0.425 0 | A2 | 0.332 8 |
A13 | 0.565 7 | A18 | 0.420 9 | SL | 0.282 3 |
A16 | 0.558 2 | A7 | 0.411 7 | A3 | 0.215 6 |
A22 | 0.540 2 | A28 | 0.409 2 |
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