60Co-γ射线对2种狼尾草属牧草的诱变效应
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武炳超,童磊,杜昭昌,胡家菱,张欢,陈燚,刘伟,张新全,黄琳凯
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Mutagenic Effects of 60Co-γ-rays on Two Species of Pennisetum Genus Forages
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WU BingChao,TONG Lei,DU ZhaoChang,HU JiaLing,ZHANG Huan,CHEN Yi,LIU Wei,ZHANG XinQuan,HUANG LinKai
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表1 “热研4号”杂交狼尾草突变体形态指标
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Table 1 The mutants’ morphological indicators of P. purpureum × P. americanurn. cv. ReyanNo.4
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材料
Material | 分蘖数
Tiller | 株高
Plant height (cm) | 茎节数
Internode | 茎粗
Stem thick (mm) | 叶长
Leaf length (cm) | 叶宽
Leaf breadth (mm) | 生物量
Yield (kg) | | RY4-1 | 18 | 469.1±11.3 | 18.7±4.0 | 21.8±4.2 | 123.5±13.0 | 55.9±4.2** | 19.1 | | RY4-2 | 24 | 382.4±15.7** | 16.8±3.3 | 16.4±2.9* | 114.2±11.9 | 56.5±4.0** | 13.4 | | RY4-3 | 21 | 444.9±21.2** | 14.4±5.1** | 20.4±2.3 | 120.5±6.3 | 55.7±6.7** | 15.3 | | RY4-4 | 14 | 256.2±18.0** | 6.3±3.5** | 15.2±2.3** | 96.9±10.7** | 53.0±1.0 | 2.3 | | RY4-5 | 24 | 385.7±11.5** | 14.3±4.1** | 18.0±2.0 | 121.8±13.4 | 50.1±4.3 | 10.7 | | RY4-6 | 15 | 375.9±23.3** | 14.3±5.2** | 20.3±1.9 | 127.8±8.8 | 56.5±5.8** | 10.8 | | RY4-7 | 28 | 415.9±18.3** | 18.2±1.9 | 18.5±3.5 | 120.9±16.7 | 56.1±2.2** | 18.3 | | RY4-8 | 22 | 360.6±22.0** | 15.8±1.6 | 20.2±4.3 | 123.1±13.8 | 58.8±3.2** | 18.9 | | RY4-9 | 17 | 337.4±27.2** | 9.5±5.0** | 18.7±2.2 | 105.9±19.1 | 61.1±4.7** | 7.1 | | RY4-10 | 19 | 304.7±21.3** | 11.0±3.6** | 17.0±1.9 | 106.1±16.3 | 51.1±3.8 | 13.0 | | RY4-11 | 19 | 444.5±30.0** | 13.7±6.6** | 18.3±1.9 | 119.3±12.8 | 54.5±7.0** | 17.1 | | RY4-12 | 18 | 414.4±31.0** | 15.2±5.3* | 16.4±1.7* | 102.1±31.6* | 52.2±5.7* | 8.8 | | RY4-13 | 8 | 370.1±18.5** | 13.3±6.6** | 17.2±2.9 | 126.2±12.3 | 53.4±4.0* | 9.9 | | RY4-14 | 13 | 359.2±10.8** | 13.2±2.8** | 17.1±3.7 | 106.6±6.1 | 40.2±2.7* | 12.0 | | RY4-15 | 26 | 393.7±16.1** | 14.3±4.3** | 20.1±2.1 | 126.7±39.9 | 52.9±5.8* | 16.9 | | RY4-16 | 14 | 362.3±22.4** | 12.6±4.0** | 17.2±2.7 | 91.8±7.3** | 55.8±4.8** | 4.8 | | RY4-17 | 31 | 441.9±11.3** | 13.0±5.1** | 19.0±3.5 | 115.4±8.4 | 40.5±6.2** | 19.9 | | RY4-18 | 12 | 214.8±30.4** | 7.6±5.9** | 15.2±3.9** | 94.5±23.5** | 48.3±6.0 | 2.3 | | RY4-19 | 17 | 417.2±10.4** | 15.2±3.2* | 21.3±3.4 | 121.0±7.1 | 54.8±6.1** | 15.3 | | RY4-20 | 15 | 299.9±9.6** | 9.2±3.1** | 15.2±2.3** | 116.5±14.6 | 48.7±7.2 | 5.2 | | RY4-21 | 21 | 376.5±16.7** | 14.1±5.8** | 19.9±3.6 | 132.4±4.1 | 51.8±2.5 | 9.6 | | RY4-22 | 20 | 349.6±12.2** | 10.7±3.3** | 17.4±3.5 | 111.3±12.6 | 56.3±3.9** | 8.6 | | RY4-23 | 21 | 383.8±10.6** | 12.4±0.5** | 19.3±0.6 | 121.8±9.1 | 50.2±5.0 | 19.0 | | RY4-24 | 17 | 374.2±22.8** | 15.4±2.3 | 17.8±1.7 | 120.0±5.8 | 48.2±6.2 | 14.0 | | RY4-25 | 3 | 352.0±32.5** | 14.7±2.5 | 13.5±1.5** | 105.3±17.2 | 46.0±8.5 | 1.2 | | RY4-26 | 13 | 352.1±50.6** | 12.0±4.5** | 16.6±1.5* | 108.3±18.0 | 43.9±6.6 | 4.1 | | RY4-27 | 11 | 411.1±52.3** | 18.4±6.3 | 18.8±3.7 | 119.6±8.0 | 48.7±9.2 | 7.6 | | RY4-28 | 22 | 471.9±33.5 | 18.5±3.7 | 18.5±1.4 | 127.6±10.6 | 55.9±2.8** | 18.0 | | RY4-29 | 10 | 400.3±41.6** | 17.8±2.2 | 15.1±1.9** | 131.6±17.2 | 49.6±5.4 | 17.8 | | RY4-30 | 19 | 422.4±43.8** | 15.0±5.0* | 15.2±2.6** | 123.3±11.3 | 42.9±4.5 | 12.4 | | CK | 19.7±1.5 | 476.3±42.8 | 20.1±4.0 | 19.5±2.3 | 120.0±23.4 | 47.4±4.1 | 17.4±0.7 |
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