Acta Prataculturae Sinica ›› 2025, Vol. 34 ›› Issue (3): 85-96.DOI: 10.11686/cyxb2024149
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Peng-fei HU1,3(), Yu-nong YE1,3, Tong-rui WANG1,3, Jing WANG1,3, Xing WANG1,3, Bing-zhe FU1,2,3,4, Xue-qin GAO1,2,3(
)
Received:
2024-04-29
Revised:
2024-07-15
Online:
2025-03-20
Published:
2025-01-02
Contact:
Xue-qin GAO
Peng-fei HU, Yu-nong YE, Tong-rui WANG, Jing WANG, Xing WANG, Bing-zhe FU, Xue-qin GAO. Analysis of genetic variation in agronomic of half-sib families of Medicago sativa[J]. Acta Prataculturae Sinica, 2025, 34(3): 85-96.
家系Family | 材料来源Source of materials | 家系Family | 材料来源Source of materials |
---|---|---|---|
FM1、FM13、FM25 | 阿尔冈金Algonquin | FM7、FM19、FM31 | 金皇后Golden impress |
FM2、FM14、FM26 | 陇东苜蓿Longdong | FM8、FM20、FM32 | 三得利Sanditi |
FM3、FM15、FM27 | 甘农2号Gannong No.2 | FM9、FM21、FM33 | CW301 |
FM4、FM16、FM28 | 甘农4号Gannong No.4 | FM10、FM22、FM34 | CW200 |
FM5、FM17、FM29 | 中苜1号Zhongmu No.1 | FM11、FM23、FM35 | 敖汉Aohan |
FM6、FM18、FM30 | 宁苜1号Ningmu No.1 | FM12、FM24 | 河西苜蓿Hexi |
Table 1 Origins of various families
家系Family | 材料来源Source of materials | 家系Family | 材料来源Source of materials |
---|---|---|---|
FM1、FM13、FM25 | 阿尔冈金Algonquin | FM7、FM19、FM31 | 金皇后Golden impress |
FM2、FM14、FM26 | 陇东苜蓿Longdong | FM8、FM20、FM32 | 三得利Sanditi |
FM3、FM15、FM27 | 甘农2号Gannong No.2 | FM9、FM21、FM33 | CW301 |
FM4、FM16、FM28 | 甘农4号Gannong No.4 | FM10、FM22、FM34 | CW200 |
FM5、FM17、FM29 | 中苜1号Zhongmu No.1 | FM11、FM23、FM35 | 敖汉Aohan |
FM6、FM18、FM30 | 宁苜1号Ningmu No.1 | FM12、FM24 | 河西苜蓿Hexi |
方差来源 Source of variation | 自由度 Degree of freedom | 均方 Mean square | 期望均方 Expected mean square |
---|---|---|---|
重复Replication | r-1 | ||
材料Material | n-1 | MSa | |
误差Error | (r-1)(n-1) | MSe |
Table 2 Variance analysis model
方差来源 Source of variation | 自由度 Degree of freedom | 均方 Mean square | 期望均方 Expected mean square |
---|---|---|---|
重复Replication | r-1 | ||
材料Material | n-1 | MSa | |
误差Error | (r-1)(n-1) | MSe |
性状 Traits | 茬次 Cuts | 变异来源 Variance source | 自由度 Degree of freedom | 均方 Mean square | F值 F value | 显著性 Statistical significance |
---|---|---|---|---|---|---|
株高Plant height | Ⅰ | 家系Family | 34 | 351.77 | 2.70 | P<0.01 |
Ⅱ | 家系Family | 34 | 228.22 | 3.69 | P<0.01 | |
Ⅲ | 家系Family | 34 | 211.88 | 3.26 | P<0.01 | |
茎粗Stem diameter | Ⅰ | 家系Family | 34 | 0.37 | 1.16 | P<0.01 |
Ⅱ | 家系Family | 34 | 0.80 | 1.97 | P<0.01 | |
Ⅲ | 家系Family | 34 | 0.31 | 2.25 | P<0.01 | |
分枝数Number of branches | Ⅰ | 家系Family | 34 | 5935.36 | 1.47 | P<0.01 |
Ⅱ | 家系Family | 34 | 5796.52 | 1.72 | P<0.01 | |
Ⅲ | 家系Family | 34 | 3516.55 | 1.38 | P<0.01 | |
鲜干比Fresh-dry ratio | Ⅰ | 家系Family | 34 | 0.35 | 1.01 | P<0.01 |
Ⅱ | 家系Family | 34 | 0.33 | 1.07 | P<0.01 | |
Ⅲ | 家系Family | 34 | 0.23 | 1.16 | P<0.01 | |
茎叶比Stem-to-leaf ratio | Ⅰ | 家系Family | 34 | 0.09 | 1.09 | P<0.01 |
Ⅱ | 家系Family | 34 | 0.10 | 2.12 | P<0.01 | |
Ⅲ | 家系Family | 34 | 0.03 | 2.34 | P<0.01 | |
鲜草产量Fresh yield | Ⅰ | 家系Family | 34 | 31.67 | 0.90 | P<0.01 |
Ⅱ | 家系Family | 34 | 15.14 | 0.90 | P<0.01 | |
Ⅲ | 家系Family | 34 | 9.55 | 1.72 | P<0.01 | |
干草产量Dry yield | Ⅰ | 家系Family | 34 | 3.86 | 0.95 | P<0.01 |
Ⅱ | 家系Family | 34 | 2.01 | 0.98 | P<0.01 | |
Ⅲ | 家系Family | 34 | 0.03 | 1.78 | P<0.01 | |
鲜草产量Fresh yield | 总产量Total yield | 家系Family | 34 | 141.93 | 1.09 | P<0.01 |
干草产量Dry yield | 总产量Total yield | 家系Family | 34 | 11.64 | 1.03 | P<0.01 |
种子产量Seed yield | 总产量Total yield | 家系Family | 34 | 41295.01 | 1.21 | P<0.01 |
Table 3 Variance analysis of each traits
性状 Traits | 茬次 Cuts | 变异来源 Variance source | 自由度 Degree of freedom | 均方 Mean square | F值 F value | 显著性 Statistical significance |
---|---|---|---|---|---|---|
株高Plant height | Ⅰ | 家系Family | 34 | 351.77 | 2.70 | P<0.01 |
Ⅱ | 家系Family | 34 | 228.22 | 3.69 | P<0.01 | |
Ⅲ | 家系Family | 34 | 211.88 | 3.26 | P<0.01 | |
茎粗Stem diameter | Ⅰ | 家系Family | 34 | 0.37 | 1.16 | P<0.01 |
Ⅱ | 家系Family | 34 | 0.80 | 1.97 | P<0.01 | |
Ⅲ | 家系Family | 34 | 0.31 | 2.25 | P<0.01 | |
分枝数Number of branches | Ⅰ | 家系Family | 34 | 5935.36 | 1.47 | P<0.01 |
Ⅱ | 家系Family | 34 | 5796.52 | 1.72 | P<0.01 | |
Ⅲ | 家系Family | 34 | 3516.55 | 1.38 | P<0.01 | |
鲜干比Fresh-dry ratio | Ⅰ | 家系Family | 34 | 0.35 | 1.01 | P<0.01 |
Ⅱ | 家系Family | 34 | 0.33 | 1.07 | P<0.01 | |
Ⅲ | 家系Family | 34 | 0.23 | 1.16 | P<0.01 | |
茎叶比Stem-to-leaf ratio | Ⅰ | 家系Family | 34 | 0.09 | 1.09 | P<0.01 |
Ⅱ | 家系Family | 34 | 0.10 | 2.12 | P<0.01 | |
Ⅲ | 家系Family | 34 | 0.03 | 2.34 | P<0.01 | |
鲜草产量Fresh yield | Ⅰ | 家系Family | 34 | 31.67 | 0.90 | P<0.01 |
Ⅱ | 家系Family | 34 | 15.14 | 0.90 | P<0.01 | |
Ⅲ | 家系Family | 34 | 9.55 | 1.72 | P<0.01 | |
干草产量Dry yield | Ⅰ | 家系Family | 34 | 3.86 | 0.95 | P<0.01 |
Ⅱ | 家系Family | 34 | 2.01 | 0.98 | P<0.01 | |
Ⅲ | 家系Family | 34 | 0.03 | 1.78 | P<0.01 | |
鲜草产量Fresh yield | 总产量Total yield | 家系Family | 34 | 141.93 | 1.09 | P<0.01 |
干草产量Dry yield | 总产量Total yield | 家系Family | 34 | 11.64 | 1.03 | P<0.01 |
种子产量Seed yield | 总产量Total yield | 家系Family | 34 | 41295.01 | 1.21 | P<0.01 |
性状 Traits | 茬次 Cuts | 最大值 Maximum | 最小值 Minimum | 极差 Range | 平均值 Mean | 标准差 Standard deviation | 变异系数 Coefficient of variation (CV, %) | 多样性指数 Genetic diversity index (H') |
---|---|---|---|---|---|---|---|---|
株高Plant height (cm) | Ⅰ | 94.11 | 69.22 | 24.89 | 85.45 | 6.25 | 7.32 | 1.81 |
Ⅱ | 75.22 | 56.56 | 18.66 | 68.28 | 5.04 | 7.38 | 1.82 | |
Ⅲ | 75.67 | 56.89 | 18.78 | 68.37 | 4.85 | 7.10 | 1.88 | |
茎粗Stem diameter (mm) | Ⅰ | 4.22 | 3.44 | 0.78 | 3.85 | 0.20 | 5.24 | 2.02 |
Ⅱ | 4.16 | 2.74 | 1.42 | 3.42 | 0.30 | 8.71 | 1.98 | |
Ⅲ | 3.57 | 2.93 | 0.64 | 3.27 | 0.18 | 5.63 | 1.93 | |
分枝数Number of branches (No.·m-1) | Ⅰ | 271.00 | 94.00 | 177.00 | 185.50 | 44.48 | 23.98 | 1.93 |
Ⅱ | 269.33 | 85.00 | 184.33 | 183.68 | 43.96 | 23.93 | 1.99 | |
Ⅲ | 240.00 | 105.00 | 135.00 | 176.13 | 34.24 | 19.44 | 1.94 | |
鲜干比Fresh-dry ratio | Ⅰ | 4.63 | 2.42 | 2.21 | 2.96 | 0.34 | 11.62 | 1.47 |
Ⅱ | 4.50 | 2.33 | 2.17 | 2.92 | 0.33 | 11.40 | 1.53 | |
Ⅲ | 4.01 | 2.54 | 1.47 | 3.04 | 0.28 | 9.12 | 1.76 | |
茎叶比Stem-to-leaf ratio | Ⅰ | 1.59 | 0.86 | 0.73 | 1.21 | 0.18 | 14.64 | 1.91 |
Ⅱ | 1.50 | 0.83 | 0.67 | 1.20 | 0.18 | 14.92 | 2.05 | |
Ⅲ | 1.04 | 0.71 | 0.33 | 0.87 | 0.08 | 9.24 | 2.05 | |
鲜草产量Fresh yield (t·hm-2) | Ⅰ | 24.51 | 10.66 | 13.85 | 18.31 | 3.25 | 17.74 | 2.00 |
Ⅱ | 17.43 | 7.26 | 10.17 | 13.20 | 2.25 | 17.05 | 1.85 | |
Ⅲ | 12.47 | 4.84 | 7.63 | 8.35 | 1.78 | 21.31 | 2.01 | |
干草产量Dry yield (t·hm-2) | Ⅰ | 8.23 | 3.23 | 5.00 | 6.26 | 1.13 | 18.05 | 1.97 |
Ⅱ | 6.15 | 2.22 | 3.93 | 4.58 | 0.82 | 16.94 | 2.00 | |
Ⅲ | 0.72 | 0.25 | 0.47 | 0.40 | 0.10 | 25.00 | 1.89 | |
鲜草产量Fresh yield (t·hm-2) | 总产量Total yield | 53.12 | 23.23 | 29.89 | 39.86 | 6.88 | 17.26 | 2.02 |
干草产量Dry yield (t·hm-2) | 总产量Total yield | 14.74 | 5.70 | 9.04 | 11.24 | 1.97 | 17.52 | 1.99 |
种子产量Seed yield (kg·hm-2) | 总产量Total yield | 672.63 | 117.32 | 555.31 | 353.62 | 117.32 | 33.18 | 1.95 |
Table 4 Descriptive statistics of each trait
性状 Traits | 茬次 Cuts | 最大值 Maximum | 最小值 Minimum | 极差 Range | 平均值 Mean | 标准差 Standard deviation | 变异系数 Coefficient of variation (CV, %) | 多样性指数 Genetic diversity index (H') |
---|---|---|---|---|---|---|---|---|
株高Plant height (cm) | Ⅰ | 94.11 | 69.22 | 24.89 | 85.45 | 6.25 | 7.32 | 1.81 |
Ⅱ | 75.22 | 56.56 | 18.66 | 68.28 | 5.04 | 7.38 | 1.82 | |
Ⅲ | 75.67 | 56.89 | 18.78 | 68.37 | 4.85 | 7.10 | 1.88 | |
茎粗Stem diameter (mm) | Ⅰ | 4.22 | 3.44 | 0.78 | 3.85 | 0.20 | 5.24 | 2.02 |
Ⅱ | 4.16 | 2.74 | 1.42 | 3.42 | 0.30 | 8.71 | 1.98 | |
Ⅲ | 3.57 | 2.93 | 0.64 | 3.27 | 0.18 | 5.63 | 1.93 | |
分枝数Number of branches (No.·m-1) | Ⅰ | 271.00 | 94.00 | 177.00 | 185.50 | 44.48 | 23.98 | 1.93 |
Ⅱ | 269.33 | 85.00 | 184.33 | 183.68 | 43.96 | 23.93 | 1.99 | |
Ⅲ | 240.00 | 105.00 | 135.00 | 176.13 | 34.24 | 19.44 | 1.94 | |
鲜干比Fresh-dry ratio | Ⅰ | 4.63 | 2.42 | 2.21 | 2.96 | 0.34 | 11.62 | 1.47 |
Ⅱ | 4.50 | 2.33 | 2.17 | 2.92 | 0.33 | 11.40 | 1.53 | |
Ⅲ | 4.01 | 2.54 | 1.47 | 3.04 | 0.28 | 9.12 | 1.76 | |
茎叶比Stem-to-leaf ratio | Ⅰ | 1.59 | 0.86 | 0.73 | 1.21 | 0.18 | 14.64 | 1.91 |
Ⅱ | 1.50 | 0.83 | 0.67 | 1.20 | 0.18 | 14.92 | 2.05 | |
Ⅲ | 1.04 | 0.71 | 0.33 | 0.87 | 0.08 | 9.24 | 2.05 | |
鲜草产量Fresh yield (t·hm-2) | Ⅰ | 24.51 | 10.66 | 13.85 | 18.31 | 3.25 | 17.74 | 2.00 |
Ⅱ | 17.43 | 7.26 | 10.17 | 13.20 | 2.25 | 17.05 | 1.85 | |
Ⅲ | 12.47 | 4.84 | 7.63 | 8.35 | 1.78 | 21.31 | 2.01 | |
干草产量Dry yield (t·hm-2) | Ⅰ | 8.23 | 3.23 | 5.00 | 6.26 | 1.13 | 18.05 | 1.97 |
Ⅱ | 6.15 | 2.22 | 3.93 | 4.58 | 0.82 | 16.94 | 2.00 | |
Ⅲ | 0.72 | 0.25 | 0.47 | 0.40 | 0.10 | 25.00 | 1.89 | |
鲜草产量Fresh yield (t·hm-2) | 总产量Total yield | 53.12 | 23.23 | 29.89 | 39.86 | 6.88 | 17.26 | 2.02 |
干草产量Dry yield (t·hm-2) | 总产量Total yield | 14.74 | 5.70 | 9.04 | 11.24 | 1.97 | 17.52 | 1.99 |
种子产量Seed yield (kg·hm-2) | 总产量Total yield | 672.63 | 117.32 | 555.31 | 353.62 | 117.32 | 33.18 | 1.95 |
性状 Traits | 茬次 Cuts | 遗传方差 Genetic variation ( | 表型方差 Phenotypic variance ( | 表型变异系数 Phenotypic coefficients of variation (CVp, %) | 遗传变异系数 Genetic coefficients of variation (CVg, %) | 广义遗传力 Broad-sense heritability (h2, %) | 家系遗 传力 Family heritability ( | 遗传进度 Genetic advance (GA) | 相对遗传 进度Relative genetic advance (RGA, %) |
---|---|---|---|---|---|---|---|---|---|
株高Plant height | Ⅰ | 73.79 | 155.00 | 14.57 | 10.05 | 47.61 | 62.93 | 6.13 | 7.18 |
Ⅱ | 55.46 | 80.33 | 13.13 | 10.91 | 69.04 | 72.90 | 7.16 | 10.49 | |
Ⅲ | 48.97 | 81.29 | 13.19 | 10.23 | 60.25 | 69.34 | 6.02 | 8.81 | |
茎粗Stem diameter | Ⅰ | 0.02 | 0.32 | 14.71 | 3.38 | 5.28 | 13.88 | 0.02 | 0.57 |
Ⅱ | 0.13 | 0.45 | 19.59 | 10.59 | 29.21 | 49.26 | 0.18 | 5.24 | |
Ⅲ | 0.06 | 0.15 | 12.02 | 7.28 | 36.68 | 55.62 | 0.14 | 4.26 | |
分枝数Number of branches | Ⅰ | 629.00 | 4258.04 | 35.18 | 13.52 | 14.77 | 31.79 | 13.54 | 7.30 |
Ⅱ | 807.84 | 3642.27 | 32.86 | 15.47 | 22.18 | 41.81 | 20.08 | 10.93 | |
Ⅲ | 325.42 | 2648.78 | 29.22 | 10.24 | 12.29 | 27.76 | 8.66 | 4.92 | |
鲜干比Fresh-dry ratio | Ⅰ | 0.00 | 0.35 | 20.04 | 1.20 | 0.36 | 1.07 | 0.00 | 0.09 |
Ⅱ | 0.01 | 0.31 | 19.13 | 2.97 | 2.41 | 6.80 | 0.02 | 0.57 | |
Ⅲ | 0.01 | 0.20 | 14.83 | 3.42 | 5.33 | 14.00 | 0.03 | 1.00 | |
茎叶比Stem-to-leaf ratio | Ⅰ | 0.00 | 0.09 | 24.29 | 4.26 | 3.07 | 8.52 | 0.01 | 0.93 |
Ⅱ | 0.02 | 0.05 | 18.81 | 10.82 | 33.10 | 52.74 | 0.12 | 10.17 | |
Ⅲ | 0.01 | 0.02 | 14.34 | 8.94 | 38.83 | 57.23 | 0.06 | 7.39 | |
鲜草产量Fresh yield | Ⅰ | 6.26 | 25.54 | 27.59 | 13.66 | 24.51 | 44.47 | 1.64 | 8.96 |
Ⅱ | 2.99 | 12.21 | 26.46 | 13.09 | 24.48 | 44.41 | 1.13 | 8.58 | |
Ⅲ | 3.02 | 4.70 | 25.95 | 20.80 | 64.22 | 71.04 | 2.36 | 28.28 | |
干草产量Dry yield | Ⅰ | 0.82 | 2.96 | 27.48 | 14.42 | 27.55 | 47.59 | 0.64 | 10.28 |
Ⅱ | 0.44 | 1.51 | 26.78 | 14.43 | 29.05 | 49.06 | 0.49 | 10.68 | |
Ⅲ | 0.01 | 0.01 | 28.61 | 23.53 | 67.64 | 71.78 | 0.13 | 33.64 | |
鲜草产量Fresh yield | 总产量Total yield | 3.75 | 131.95 | 24.40 | 4.11 | 2.84 | 7.92 | 0.40 | 0.85 |
干草产量Dry yield | 总产量Total yield | 0.11 | 11.34 | 7.16 | 0.71 | 0.97 | 2.85 | 0.04 | 0.08 |
种子产量Seed yield | 总产量Total yield | 2386.68 | 34930.52 | 52.85 | 13.82 | 6.83 | 17.34 | 16.51 | 4.67 |
Table 5 Genetic variation parameters of each trait
性状 Traits | 茬次 Cuts | 遗传方差 Genetic variation ( | 表型方差 Phenotypic variance ( | 表型变异系数 Phenotypic coefficients of variation (CVp, %) | 遗传变异系数 Genetic coefficients of variation (CVg, %) | 广义遗传力 Broad-sense heritability (h2, %) | 家系遗 传力 Family heritability ( | 遗传进度 Genetic advance (GA) | 相对遗传 进度Relative genetic advance (RGA, %) |
---|---|---|---|---|---|---|---|---|---|
株高Plant height | Ⅰ | 73.79 | 155.00 | 14.57 | 10.05 | 47.61 | 62.93 | 6.13 | 7.18 |
Ⅱ | 55.46 | 80.33 | 13.13 | 10.91 | 69.04 | 72.90 | 7.16 | 10.49 | |
Ⅲ | 48.97 | 81.29 | 13.19 | 10.23 | 60.25 | 69.34 | 6.02 | 8.81 | |
茎粗Stem diameter | Ⅰ | 0.02 | 0.32 | 14.71 | 3.38 | 5.28 | 13.88 | 0.02 | 0.57 |
Ⅱ | 0.13 | 0.45 | 19.59 | 10.59 | 29.21 | 49.26 | 0.18 | 5.24 | |
Ⅲ | 0.06 | 0.15 | 12.02 | 7.28 | 36.68 | 55.62 | 0.14 | 4.26 | |
分枝数Number of branches | Ⅰ | 629.00 | 4258.04 | 35.18 | 13.52 | 14.77 | 31.79 | 13.54 | 7.30 |
Ⅱ | 807.84 | 3642.27 | 32.86 | 15.47 | 22.18 | 41.81 | 20.08 | 10.93 | |
Ⅲ | 325.42 | 2648.78 | 29.22 | 10.24 | 12.29 | 27.76 | 8.66 | 4.92 | |
鲜干比Fresh-dry ratio | Ⅰ | 0.00 | 0.35 | 20.04 | 1.20 | 0.36 | 1.07 | 0.00 | 0.09 |
Ⅱ | 0.01 | 0.31 | 19.13 | 2.97 | 2.41 | 6.80 | 0.02 | 0.57 | |
Ⅲ | 0.01 | 0.20 | 14.83 | 3.42 | 5.33 | 14.00 | 0.03 | 1.00 | |
茎叶比Stem-to-leaf ratio | Ⅰ | 0.00 | 0.09 | 24.29 | 4.26 | 3.07 | 8.52 | 0.01 | 0.93 |
Ⅱ | 0.02 | 0.05 | 18.81 | 10.82 | 33.10 | 52.74 | 0.12 | 10.17 | |
Ⅲ | 0.01 | 0.02 | 14.34 | 8.94 | 38.83 | 57.23 | 0.06 | 7.39 | |
鲜草产量Fresh yield | Ⅰ | 6.26 | 25.54 | 27.59 | 13.66 | 24.51 | 44.47 | 1.64 | 8.96 |
Ⅱ | 2.99 | 12.21 | 26.46 | 13.09 | 24.48 | 44.41 | 1.13 | 8.58 | |
Ⅲ | 3.02 | 4.70 | 25.95 | 20.80 | 64.22 | 71.04 | 2.36 | 28.28 | |
干草产量Dry yield | Ⅰ | 0.82 | 2.96 | 27.48 | 14.42 | 27.55 | 47.59 | 0.64 | 10.28 |
Ⅱ | 0.44 | 1.51 | 26.78 | 14.43 | 29.05 | 49.06 | 0.49 | 10.68 | |
Ⅲ | 0.01 | 0.01 | 28.61 | 23.53 | 67.64 | 71.78 | 0.13 | 33.64 | |
鲜草产量Fresh yield | 总产量Total yield | 3.75 | 131.95 | 24.40 | 4.11 | 2.84 | 7.92 | 0.40 | 0.85 |
干草产量Dry yield | 总产量Total yield | 0.11 | 11.34 | 7.16 | 0.71 | 0.97 | 2.85 | 0.04 | 0.08 |
种子产量Seed yield | 总产量Total yield | 2386.68 | 34930.52 | 52.85 | 13.82 | 6.83 | 17.34 | 16.51 | 4.67 |
茬次 Stubbles | 株高Plant height | 茎粗Stem diameter | 分枝数Number of branches | 鲜干比Fresh-dry ratio | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Ⅰ | Ⅱ | Ⅲ | Ⅰ | Ⅱ | Ⅲ | Ⅰ | Ⅱ | Ⅲ | Ⅰ | Ⅱ | Ⅲ | |
Ⅰ | 1.00 | 0.97** | 0.99** | 1.00 | 0.70** | 0.97** | 1.00 | 0.96** | 0.84** | 1.00 | 0.91** | 0.34 |
Ⅱ | 0.97** | 1.00 | 0.97** | 0.70** | 1.00 | 0.63** | 0.96** | 1.00 | 0.88** | 0.91** | 1.00 | 0.24 |
Ⅲ | 0.99** | 0.97** | 1.00 | 0.97** | 0.63** | 1.00 | 0.84** | 0.88** | 1.00 | 0.34 | 0.24 | 1.00 |
茬次 Stubbles | 茎叶比Stem-to-leaf ratio | 鲜草产量Fresh yield | 干草产量Dry yield | |||||||||
Ⅰ | Ⅱ | Ⅲ | Ⅰ | Ⅱ | Ⅲ | Ⅰ | Ⅱ | Ⅲ | ||||
Ⅰ | 1.00 | 0.85** | -0.05 | 1.00 | 0.93** | 0.73** | 1.00 | 0.89** | 0.60** | |||
Ⅱ | 0.85** | 1.00 | -0.19 | 0.93** | 1.00 | 0.81** | 0.68** | 1.00 | 0.68** | |||
Ⅲ | -0.05 | -0.19 | 1.00 | 0.73** | 0.81** | 1.00 | 0.89** | 0.60** | 1.00 |
Table 6 Correlation coefficient of different stubble traits
茬次 Stubbles | 株高Plant height | 茎粗Stem diameter | 分枝数Number of branches | 鲜干比Fresh-dry ratio | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Ⅰ | Ⅱ | Ⅲ | Ⅰ | Ⅱ | Ⅲ | Ⅰ | Ⅱ | Ⅲ | Ⅰ | Ⅱ | Ⅲ | |
Ⅰ | 1.00 | 0.97** | 0.99** | 1.00 | 0.70** | 0.97** | 1.00 | 0.96** | 0.84** | 1.00 | 0.91** | 0.34 |
Ⅱ | 0.97** | 1.00 | 0.97** | 0.70** | 1.00 | 0.63** | 0.96** | 1.00 | 0.88** | 0.91** | 1.00 | 0.24 |
Ⅲ | 0.99** | 0.97** | 1.00 | 0.97** | 0.63** | 1.00 | 0.84** | 0.88** | 1.00 | 0.34 | 0.24 | 1.00 |
茬次 Stubbles | 茎叶比Stem-to-leaf ratio | 鲜草产量Fresh yield | 干草产量Dry yield | |||||||||
Ⅰ | Ⅱ | Ⅲ | Ⅰ | Ⅱ | Ⅲ | Ⅰ | Ⅱ | Ⅲ | ||||
Ⅰ | 1.00 | 0.85** | -0.05 | 1.00 | 0.93** | 0.73** | 1.00 | 0.89** | 0.60** | |||
Ⅱ | 0.85** | 1.00 | -0.19 | 0.93** | 1.00 | 0.81** | 0.68** | 1.00 | 0.68** | |||
Ⅲ | -0.05 | -0.19 | 1.00 | 0.73** | 0.81** | 1.00 | 0.89** | 0.60** | 1.00 |
性状 Trait | 类群Groups | ||||
---|---|---|---|---|---|
A | B | C | D | E | |
株高Plant height (cm) | 74.14 | 78.24 | 76.43 | 68.30 | 64.24 |
茎粗Stem diameter (mm) | 3.51 | 3.70 | 3.46 | 3.64 | 3.53 |
分枝数Number of branches (No.·m-1) | 176.45 | 223.89 | 221.78 | 149.56 | 99.56 |
鲜草产量Fresh yield (t·hm-2) | 39.98 | 48.42 | 43.73 | 26.10 | 25.18 |
干草产量Dry yield (t·hm-2) | 11.23 | 12.37 | 12.51 | 7.97 | 8.11 |
鲜干比Fresh-dry ratio | 2.96 | 3.73 | 2.88 | 2.71 | 2.79 |
茎叶比Stem-to-leaf ratio | 1.09 | 1.23 | 1.07 | 1.04 | 1.05 |
种子产量Seed yield (kg·hm-2) | 325.73 | 219.08 | 560.95 | 177.96 | 288.70 |
Table 7 Distribution of traits of 35 alfalfa half-sib families
性状 Trait | 类群Groups | ||||
---|---|---|---|---|---|
A | B | C | D | E | |
株高Plant height (cm) | 74.14 | 78.24 | 76.43 | 68.30 | 64.24 |
茎粗Stem diameter (mm) | 3.51 | 3.70 | 3.46 | 3.64 | 3.53 |
分枝数Number of branches (No.·m-1) | 176.45 | 223.89 | 221.78 | 149.56 | 99.56 |
鲜草产量Fresh yield (t·hm-2) | 39.98 | 48.42 | 43.73 | 26.10 | 25.18 |
干草产量Dry yield (t·hm-2) | 11.23 | 12.37 | 12.51 | 7.97 | 8.11 |
鲜干比Fresh-dry ratio | 2.96 | 3.73 | 2.88 | 2.71 | 2.79 |
茎叶比Stem-to-leaf ratio | 1.09 | 1.23 | 1.07 | 1.04 | 1.05 |
种子产量Seed yield (kg·hm-2) | 325.73 | 219.08 | 560.95 | 177.96 | 288.70 |
家系 Family | 综合评价值 Comprehensive evaluation value | 排名 Ranking | 家系 Family | 综合评价值 Comprehensive evaluation value | 排名 Ranking | 家系 Family | 综合评价值 Comprehensive evaluation value | 排名 Ranking | 家系 Family | 综合评价值 Comprehensive evaluation value | 排名 Ranking |
---|---|---|---|---|---|---|---|---|---|---|---|
FM22 | 0.79 | 1 | FM11 | 0.62 | 10 | FM35 | 0.53 | 19 | FM29 | 0.44 | 28 |
FM15 | 0.75 | 2 | FM16 | 0.62 | 11 | FM5 | 0.53 | 20 | FM12 | 0.43 | 29 |
FM7 | 0.74 | 3 | FM20 | 0.62 | 12 | FM27 | 0.53 | 21 | FM31 | 0.43 | 30 |
FM1 | 0.72 | 4 | FM8 | 0.61 | 13 | FM26 | 0.51 | 22 | FM30 | 0.41 | 31 |
FM2 | 0.66 | 5 | FM24 | 0.59 | 14 | FM3 | 0.50 | 23 | FM34 | 0.40 | 32 |
FM21 | 0.66 | 6 | FM25 | 0.55 | 15 | FM18 | 0.48 | 24 | FM32 | 0.39 | 33 |
FM14 | 0.66 | 7 | FM9 | 0.55 | 16 | FM13 | 0.47 | 25 | FM19 | 0.39 | 34 |
FM4 | 0.66 | 8 | FM28 | 0.55 | 17 | FM10 | 0.44 | 26 | FM33 | 0.27 | 35 |
FM23 | 0.64 | 9 | FM17 | 0.54 | 18 | FM6 | 0.44 | 27 |
Table 8 The comprehensive evaluation values of different families
家系 Family | 综合评价值 Comprehensive evaluation value | 排名 Ranking | 家系 Family | 综合评价值 Comprehensive evaluation value | 排名 Ranking | 家系 Family | 综合评价值 Comprehensive evaluation value | 排名 Ranking | 家系 Family | 综合评价值 Comprehensive evaluation value | 排名 Ranking |
---|---|---|---|---|---|---|---|---|---|---|---|
FM22 | 0.79 | 1 | FM11 | 0.62 | 10 | FM35 | 0.53 | 19 | FM29 | 0.44 | 28 |
FM15 | 0.75 | 2 | FM16 | 0.62 | 11 | FM5 | 0.53 | 20 | FM12 | 0.43 | 29 |
FM7 | 0.74 | 3 | FM20 | 0.62 | 12 | FM27 | 0.53 | 21 | FM31 | 0.43 | 30 |
FM1 | 0.72 | 4 | FM8 | 0.61 | 13 | FM26 | 0.51 | 22 | FM30 | 0.41 | 31 |
FM2 | 0.66 | 5 | FM24 | 0.59 | 14 | FM3 | 0.50 | 23 | FM34 | 0.40 | 32 |
FM21 | 0.66 | 6 | FM25 | 0.55 | 15 | FM18 | 0.48 | 24 | FM32 | 0.39 | 33 |
FM14 | 0.66 | 7 | FM9 | 0.55 | 16 | FM13 | 0.47 | 25 | FM19 | 0.39 | 34 |
FM4 | 0.66 | 8 | FM28 | 0.55 | 17 | FM10 | 0.44 | 26 | FM33 | 0.27 | 35 |
FM23 | 0.64 | 9 | FM17 | 0.54 | 18 | FM6 | 0.44 | 27 |
家系 Family | 株高 Plant height (cm) | 茎粗 Stem diameter (mm) | 分枝数 Number of branches (No.·m-1) | 鲜草产量 Fresh yield (t·hm-2) | 干草产量 Dry yield (t·hm-2) | 鲜干比 Fresh-dry ratio | 茎叶比 Stem-to-leaf ratio | 种子产量 Seed yield (kg·hm-2) |
---|---|---|---|---|---|---|---|---|
FM22 | 77.43 | 3.75 | 215.78 | 45.10 | 12.50 | 2.97 | 0.86 | 587.93 |
FM15 | 79.11 | 3.71 | 255.11 | 38.76 | 10.50 | 2.93 | 1.00 | 672.63 |
FM7 | 78.30 | 3.39 | 259.22 | 48.38 | 13.55 | 2.79 | 1.07 | 524.23 |
FM1 | 77.66 | 3.37 | 216.67 | 50.76 | 13.91 | 2.96 | 0.89 | 392.84 |
入选均值Selected mean | 78.12 | 3.55 | 236.69 | 45.75 | 12.61 | 2.91 | 0.95 | 544.41 |
总体均值Population mean | 74.03 | 3.51 | 181.77 | 39.86 | 11.24 | 2.97 | 1.05 | 353.62 |
遗传增益Genetic gain (%) | 3.78 | 0.43 | 10.21 | 1.08 | 4.82 | -0.16 | -0.27 | 9.36 |
Table 9 Genetic gain of each trait in superior families
家系 Family | 株高 Plant height (cm) | 茎粗 Stem diameter (mm) | 分枝数 Number of branches (No.·m-1) | 鲜草产量 Fresh yield (t·hm-2) | 干草产量 Dry yield (t·hm-2) | 鲜干比 Fresh-dry ratio | 茎叶比 Stem-to-leaf ratio | 种子产量 Seed yield (kg·hm-2) |
---|---|---|---|---|---|---|---|---|
FM22 | 77.43 | 3.75 | 215.78 | 45.10 | 12.50 | 2.97 | 0.86 | 587.93 |
FM15 | 79.11 | 3.71 | 255.11 | 38.76 | 10.50 | 2.93 | 1.00 | 672.63 |
FM7 | 78.30 | 3.39 | 259.22 | 48.38 | 13.55 | 2.79 | 1.07 | 524.23 |
FM1 | 77.66 | 3.37 | 216.67 | 50.76 | 13.91 | 2.96 | 0.89 | 392.84 |
入选均值Selected mean | 78.12 | 3.55 | 236.69 | 45.75 | 12.61 | 2.91 | 0.95 | 544.41 |
总体均值Population mean | 74.03 | 3.51 | 181.77 | 39.86 | 11.24 | 2.97 | 1.05 | 353.62 |
遗传增益Genetic gain (%) | 3.78 | 0.43 | 10.21 | 1.08 | 4.82 | -0.16 | -0.27 | 9.36 |
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