1 材料与方法
1.1 试验地基本情况及试验材料
1.2 试验方法
1.3 田间管理
1.4 试验期间气候情况
2 结果与分析
2.1 生育期
2.2 农艺性状与抗逆性
表1 供试品种的农艺性状与抗逆性 |
| 序号 | 品种 | 株高/ cm | 穗位 高/cm | 穗长/ cm | 秃尖/ cm | 穗粗/ cm | 行数/ 行 | 行粒数/ 粒 | 出籽率/ % | 倒伏率/ % | 空秆率/% | 茎腐病/% | 穗腐病/% |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 荃科785 | 239 | 97 | 18.1 | 0.8 | 4.4 | 15.4 | 33.0 | 83.7 | 0 | 0 | 0 | 0.1 |
| 2 | 康农玉8009 | 208 | 93 | 14.1 | 0 | 4.1 | 15.2 | 29.4 | 83.2 | 40.2 | 0 | 0 | 0 |
| 3 | 京农科458 | 244 | 100 | 16.1 | 0.2 | 4.4 | 15.0 | 33.0 | 85.4 | 0 | 0 | 0 | 0 |
| 4 | 东单1331 | 237 | 113 | 17.0 | 0.1 | 4.2 | 16.0 | 35.8 | 83.3 | 0 | 0 | 0 | 0 |
| 5 | 吾玉966 | 241 | 89 | 17.5 | 2.0 | 4.6 | 15.2 | 26.7 | 78.7 | 1.2 | 0 | 0 | 0.2 |
| 6 | 登海1875 | 243 | 81 | 17.0 | 0.3 | 4.3 | 16.6 | 21.4 | 83.9 | 0 | 0 | 0.5 | 0 |
| 7 | 登海1976 | 274 | 96 | 22.1 | 2.2 | 3.8 | 3.6 | 19.2 | 65.5 | 0 | 0 | 0 | 0 |
| 8 | 陇顶728 | 241 | 113 | 15.8 | 0.7 | 4.5 | 15.4 | 29.7 | 86.4 | 0 | 0 | 0 | 0 |
| 9 | 良科2103 | 242 | 90 | 17.9 | 0 | 4.7 | 14.2 | 26.4 | 82.3 | 0 | 0 | 0 | 0 |
| 10 | 现代465 | 262 | 98 | 17.5 | 0.5 | 4.3 | 15.0 | 26.8 | 84.2 | 0 | 0 | 0 | 0.2 |
| 11 | 现代464 | 256 | 91 | 16.6 | 0.5 | 4.6 | 15.8 | 31.0 | 83.0 | 0 | 0 | 0 | 0 |
| 12 | 豫单898 | 258 | 97 | 15.8 | 0.1 | 4.3 | 15.6 | 28.0 | 82.4 | 0 | 0 | 0 | 0.1 |
| 13 | 甘玉331 | 247 | 83 | 16.9 | 0.1 | 4.4 | 16.0 | 34.1 | 85.0 | 0 | 0 | 0 | 0.1 |
| 14 | 隆创310 | 230 | 82 | 17.1 | 2.1 | 4.4 | 15.2 | 28.2 | 84.0 | 0 | 0 | 0 | 0.1 |
| 15 | 鑫瑞25 | 232 | 94 | 14.2 | 0.1 | 4.2 | 14.2 | 24.2 | 86.7 | 0 | 0 | 0 | 0.2 |
| 16 | 鲁单510 | 243 | 68 | 16.7 | 0.9 | 4.4 | 15.1 | 31.3 | 85.4 | 0.3 | 0 | 0 | 0 |
| 17 | 农大683 | 239 | 98 | 16.0 | 0.1 | 4.6 | 14.6 | 31.0 | 84.4 | 0 | 0 | 0 | 0.1 |
| 18 | 中博919 | 238 | 88 | 15.6 | 0 | 4.2 | 14.4 | 29.9 | 84.0 | 0 | 0 | 0 | 0 |
| 19 | 汉玉919 | 224 | 98 | 13.8 | 0.2 | 4.0 | 13.2 | 24.0 | 85.5 | 0 | 0 | 0 | 0 |
| 20 | 新单58(CK) | 246 | 95 | 14.1 | 0.5 | 4.2 | 14.6 | 27.4 | 88.4 | 0 | 0 | 0 | 0 |
| 21 | 京华830 | 244 | 92 | 17.7 | 0.4 | 4.5 | 14.6 | 30.7 | 85.2 | 4.8 | 0 | 0 | 0 |
| 22 | 悦良660 | 204 | 73 | 14.0 | 0.3 | 4.6 | 17.6 | 27.0 | 86.7 | 0 | 0 | 0 | 0.1 |
2.3 产量分析
表2 供试品种的产量性状 |
| 序 号 | 品种 | 株数/(株/667 m2) | 行数/行 | 行粒 数/粒 | 穗粒 数/粒 | 百粒重/g | 0.85折合产量/(kg/667 m2) | 样点脱粒产量/(kg/12 m2) | 样点脱粒含水量/% | 14%标准水 分样点产 量/(kg/12 m2) | 折合产量/ (kg/667 m2) | 较CK ±/% |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 京农科458 | 4 500 | 15.0 | 33.0 | 495.0 | 26.03 | 492.8 | 8.490 | 12.7 | 8.618 | 478.8 | 6.4 |
| 2 | 京华830 | 4 500 | 14.6 | 30.7 | 448.2 | 29.74 | 509.9 | 8.450 | 12.6 | 8.588 | 477.1 | 6.0 |
| 3 | 悦良660 | 4 500 | 17.6 | 27.0 | 475.2 | 28.21 | 512.8 | 8.225 | 12.0 | 8.416 | 467.6 | 3.9 |
| 4 | 鑫瑞25 | 4 500 | 14.2 | 24.2 | 343.6 | 28.86 | 379.3 | 8.120 | 12.1 | 8.299 | 461.1 | 2.5 |
| 5 | 甘玉331 | 4 500 | 16.0 | 34.1 | 545.6 | 27.60 | 576.0 | 8.220 | 13.2 | 8.296 | 460.9 | 2.4 |
| 6 | 中博919 | 4 500 | 14.4 | 29.9 | 430.6 | 25.97 | 427.7 | 8.070 | 11.6 | 8.295 | 460.9 | 2.4 |
| 7 | 新单58 | 4 500 | 14.6 | 27.4 | 400.0 | 28.85 | 441.4 | 7.960 | 12.5 | 8.099 | 450.0 | |
| 8 | 汉玉919 | 4 500 | 13.2 | 24.0 | 316.8 | 30.20 | 366.0 | 7.900 | 12.3 | 8.056 | 447.6 | -0.5 |
| 9 | 陇顶728 | 4 500 | 15.4 | 29.7 | 457.4 | 30.96 | 541.6 | 7.570 | 12.9 | 7.667 | 426.0 | -5.3 |
| 10 | 豫单898 | 4 500 | 15.6 | 28.0 | 436.8 | 27.09 | 452.6 | 7.505 | 13.2 | 7.575 | 420.8 | -6.5 |
| 11 | 登海1875 | 4 500 | 16.6 | 21.4 | 355.2 | 25.16 | 341.9 | 7.340 | 12.8 | 7.442 | 413.5 | -8.1 |
| 12 | 现代464 | 4 500 | 15.8 | 31.0 | 489.8 | 27.67 | 518.4 | 7.140 | 12.6 | 7.256 | 403.1 | -10.4 |
| 13 | 现代465 | 4 500 | 15.0 | 26.8 | 402.0 | 29.19 | 448.8 | 6.855 | 12.3 | 6.991 | 388.4 | -13.7 |
| 14 | 荃科785 | 4 500 | 15.4 | 33.0 | 508.2 | 27.70 | 538.5 | 6.875 | 13.0 | 6.955 | 386.4 | -14.1 |
| 15 | 良科2103 | 4 500 | 14.2 | 26.4 | 374.9 | 35.14 | 503.9 | 6.765 | 12.2 | 6.907 | 383.7 | -14.7 |
| 16 | 东单1331 | 4 500 | 16.0 | 35.8 | 572.8 | 22.05 | 483.1 | 6.650 | 13.0 | 6.727 | 373.8 | -16.9 |
| 17 | 农大683 | 4 500 | 14.6 | 31.0 | 452.6 | 31.21 | 540.3 | 6.607 | 13.2 | 6.668 | 370.5 | -17.7 |
| 18 | 吾玉966 | 4 500 | 15.2 | 26.7 | 405.8 | 30.74 | 477.2 | 6.500 | 13.5 | 6.538 | 363.2 | -19.3 |
| 19 | 康农玉8009 | 4 500 | 15.2 | 29.4 | 446.9 | 25.98 | 493.4 | 6.370 | 13.7 | 6.392 | 355.1 | -21.1 |
| 20 | 隆创310 | 4 500 | 15.2 | 28.2 | 428.6 | 28.09 | 460.5 | 6.200 | 12.3 | 6.323 | 351.3 | -21.9 |
| 21 | 登海1976 | 4 500 | 13.6 | 19.2 | 261.1 | 29.34 | 293.0 | 5.690 | 12.3 | 5.802 | 322.4 | -28.4 |
| 22 | 鲁单510 | 4 500 | 15.1 | 31.3 | 472.6 | 28.60 | 517.0 | 5.325 | 12.4 | 5.424 | 301.4 | -33.0 |