1 材料与方法
1.1 参试品种
1.2 试验地基本情况
1.3 试验设计
1.4 试验管理
1.5 测定项目及方法
1.6 数据处理
2 结果与分析
2.1 生育期
表1 2022—2023年各双季早粳品种生育期 |
| 参试 年份 | 品种名称 | 播种期/(月-日) | 移栽期/(月-日) | 始穗期/(月-日) | 齐穗期/(月-日) | 播齐历期/d | 播齐历期较CK±/d | 成熟期/ (月-日) | 全生育 期/d | 全生育期较CK±/d |
|---|---|---|---|---|---|---|---|---|---|---|
| 2022 | 莲稻2号 | 02-24 | 04-02 | 06-08 | 06-11 | 107 | -1 | 07-10 | 136 | +3 |
| 垦稻25 | 02-24 | 04-02 | 06-04 | 06-07 | 103 | -5 | 07-09 | 135 | +2 | |
| 垦稻23 | 02-24 | 04-02 | 06-01 | 06-05 | 101 | -7 | 07-11 | 137 | +4 | |
| 牡丹江30 | 02-24 | 04-02 | 06-05 | 06-09 | 105 | -3 | 07-09 | 135 | +2 | |
| 垦稻10 | 02-24 | 04-02 | 06-08 | 06-11 | 107 | -1 | 07-12 | 138 | +5 | |
| 秋光 | 02-24 | 04-02 | 06-04 | 06-08 | 104 | -4 | 07-05 | 131 | -2 | |
| 龙垦229 | 02-24 | 04-02 | 06-09 | 06-12 | 108 | 0 | 07-12 | 138 | +5 | |
| 通35 | 02-24 | 04-02 | 06-08 | 06-11 | 107 | -1 | 07-10 | 136 | +3 | |
| 垦稻17 | 02-24 | 04-02 | 06-06 | 06-10 | 106 | -2 | 07-11 | 137 | +4 | |
| 垦糯1号 | 02-24 | 04-02 | 06-03 | 06-07 | 103 | -5 | 07-06 | 132 | -1 | |
| 中早39(CK1) | 02-24 | 04-02 | 06-07 | 06-12 | 108 | 07-07 | 133 | |||
| 2023 | 垦稻23 | 03-20 | 04-20 | 06-16 | 06-20 | 92 | +1 | 07-20 | 122 | +4 |
| 垦稻1511 | 03-20 | 04-20 | 06-19 | 06-23 | 95 | +4 | 07-21 | 123 | +5 | |
| 垦选20122133 | 03-20 | 04-20 | 06-14 | 06-19 | 91 | 0 | 07-24 | 126 | +8 | |
| 垦稻46 | 03-20 | 04-20 | 06-20 | 06-25 | 97 | +6 | 07-29 | 131 | +13 | |
| 龙粳46 | 03-20 | 04-20 | 06-14 | 06-21 | 93 | +2 | 07-24 | 126 | +8 | |
| 珍宝岛1号 | 03-20 | 04-20 | 06-18 | 06-22 | 94 | +3 | 07-25 | 127 | +9 | |
| KY163 | 03-20 | 04-20 | 06-13 | 06-19 | 91 | 0 | 07-22 | 124 | +6 | |
| 龙粳21 | 03-20 | 04-20 | 06-18 | 06-21 | 93 | +2 | 07-24 | 126 | +8 | |
| 垦粳6 | 03-20 | 04-20 | 06-15 | 06-22 | 94 | +3 | 07-26 | 128 | +10 | |
| 垦稻161 | 03-20 | 04-20 | 06-18 | 06-22 | 94 | +3 | 07-28 | 130 | +12 | |
| 牡丹江30 | 03-20 | 04-20 | 06-16 | 06-21 | 93 | +2 | 07-23 | 125 | +7 | |
| 通35 | 03-20 | 04-20 | 06-21 | 06-26 | 98 | +7 | 07-29 | 131 | +13 | |
| 早籼310(CK2) | 03-20 | 04-20 | 06-14 | 06-19 | 91 | 07-16 | 118 |
2.2 农艺性状
2.2.1 株高
表2 2022—2023年双季早粳农艺性状、经济性状及产量 |
| 参试 年份 | 品种名称 | 株高/cm | 穗长/cm | 有效穗数/ (万穗/hm2) | 每穗总粒数/粒 | 每穗实粒数/粒 | 结实 率/% | 千粒 重/g | 产量/ (kg/hm2) | 位次 | 较CK±/% |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2022 | 莲稻2号 | 92.5 | 15.6 | 364.80 | 59.6 | 54.6 | 91.7 | 27.2 | 5 497.50 | 10 | -26.6 |
| 垦稻25 | 84.2 | 15.2 | 378.90 | 81.0 | 74.4 | 91.8 | 22.9 | 6 790.50 | 6 | -9.3 | |
| 垦稻23 | 78.1 | 12.7 | 502.65 | 60.0 | 54.4 | 90.7 | 24.6 | 7 476.00 | 2 | -0.1 | |
| 牡丹江30 | 92.1 | 15.3 | 345.75 | 76.8 | 72.6 | 94.6 | 26.4 | 7 266.00 | 3 | -2.9 | |
| 垦稻10 | 102.7 | 17.9 | 312.90 | 93.7 | 88.2 | 94.1 | 24.5 | 6 921.00 | 5 | -7.5 | |
| 秋光 | 85.0 | 17.9 | 314.70 | 77.9 | 72.1 | 92.6 | 24.1 | 5 677.50 | 9 | -24.1 | |
| 龙垦229 | 96.6 | 17.9 | 297.90 | 108.3 | 102.1 | 94.2 | 23.9 | 6 372.00 | 8 | -14.9 | |
| 通35 | 94.5 | 14.4 | 419.70 | 73.3 | 69.9 | 95.3 | 26.1 | 7 042.50 | 4 | -5.9 | |
| 垦稻17 | 86.9 | 17.2 | 351.45 | 81.2 | 57.2 | 70.5 | 23.6 | 4 860.00 | 11 | -35.1 | |
| 垦糯1号 | 92.6 | 15.2 | 292.35 | 100.3 | 91.1 | 90.8 | 26.1 | 6 510.00 | 7 | -13.0 | |
| 中早39(CK1) | 81.4 | 15.6 | 266.70 | 98.2 | 90.8 | 92.4 | 26.7 | 7 485.00 | 1 | ||
| 2023 | 垦稻23 | 90.7 | 16.9 | 460.20 | 80.4 | 60.1 | 71.1 | 23.3 | 6 126.90 | 2 | -2.3 |
| 垦稻1511 | 100.6 | 20.6 | 307.05 | 76.9 | 60.0 | 78.0 | 26.0 | 4 787.70 | 7 | -23.7 | |
| 垦选20122133 | 83.2 | 15.6 | 264.60 | 123.1 | 92.8 | 75.4 | 17.8 | 4 370.70 | 10 | -30.3 | |
| 垦稻46 | 94.5 | 19.9 | 347.40 | 84.7 | 66.3 | 78.3 | 23.1 | 5 320.65 | 5 | -15.2 | |
| 龙粳46 | 100.8 | 19.1 | 317.55 | 74.2 | 46.1 | 62.2 | 27.2 | 3 765.75 | 13 | -40.0 | |
| 珍宝岛1号 | 110.0 | 19.2 | 304.65 | 87.0 | 52.0 | 59.7 | 25.3 | 4 007.40 | 11 | -36.1 | |
| KY163 | 89.4 | 16.6 | 421.65 | 65.5 | 60.1 | 91.8 | 23.0 | 4 648.80 | 9 | -25.9 | |
| 龙粳21 | 84.2 | 19.9 | 268.50 | 103.8 | 70.1 | 67.5 | 24.7 | 4 754.70 | 8 | -24.2 | |
| 垦粳6 | 77.9 | 17.7 | 416.10 | 75.0 | 57.4 | 76.6 | 19.8 | 4 807.50 | 6 | -23.3 | |
| 垦稻161 | 92.0 | 17.9 | 222.00 | 89.3 | 64.4 | 72.1 | 25.4 | 3 815.25 | 12 | -39.2 | |
| 牡丹江30 | 83.0 | 17.4 | 352.50 | 70.7 | 64.9 | 91.8 | 25.7 | 5 880.15 | 3 | -6.2 | |
| 通35 | 108.0 | 18.7 | 342.15 | 83.8 | 72.8 | 87.0 | 22.5 | 5 604.60 | 4 | -10.6 | |
| 早籼310(CK2) | 94.1 | 20.1 | 271.65 | 146.0 | 101.4 | 69.5 | 24.1 | 6 271.35 | 1 |