种植密度和施氮量对桂育9号农艺性状及产量的影响
|
|
李虎,陈传华,刘广林,吴子帅,黄秋要,罗群昌
|
Effects of Nitrogen Fertilizer Application Rate and Planting Density on Agronomic Traits and Yield of Guiyu 9
|
|
Hu Li,Chuanhua Chen,Guanglin Liu,Zishuai Wu,Qiuyao Huang,Qunchang Luo
|
|
表1 种植密度和施氮量对桂育9号经济性状及产量的影响
|
Table 1 Economic traits and yield of Guiyu 9 under different planting densities and nitrogen fertilizer rates
|
|
处理
Treatment | 最高苗数
(×106/hm2)
Maximum tillers | 有效穗数
(×106/hm2)Effective panicles | 成穗率(%)
Spike rate | 穗粒数
Grains
per spike | 千粒重(g)
1000-grain
weight | 株高(cm)
Plant height | 穗长(cm)
Spike length | 结实率(%)
Seed-setting
rate | 产量
(kg/hm2)
Yield | | A1 | 3.38cC | 2.14bA | 63.38aA | 223.42aA | 25.67bAB | 129.77aA | 26.08aA | 78.85aA | 6 910bA | | A2 | 3.87bB | 2.39abA | 61.96aA | 209.69aA | 25.45bB | 131.21aA | 25.23abA | 75.24bB | 6 930abA | | A3 | 3.76bB | 2.27abA | 60.41aA | 214.94aA | 26.52aA | 128.71aA | 25.31abA | 80.31aA | 7 380aA | | A4 | 4.33aA | 2.48aA | 57.43aA | 212.42aA | 25.81bAB | 130.32aA | 25.17aA | 79.67aA | 6 840bA | | B1 | 3.68bA | 2.27aA | 62.42aA | 211.48aA | 25.78aA | 129.50aA | 25.43aA | 79.46aA | 7 160aA | | B2 | 3.88abA | 2.27aA | 58.55aA | 213.95aA | 26.11aA | 129.43aA | 25.29aA | 79.63aA | 6 950aA | | B3 | 3.84abA | 2.29aA | 59.59aA | 211.12aA | 25.61aA | 130.89aA | 25.11aA | 77.74aA | 7 050aA | | B4 | 3.94aA | 2.45aA | 62.62aA | 223.92aA | 25.95aA | 130.18aA | 25.94aA | 77.24aA | 6 910aA | | A1B1 | 2.86bB | 2.02aA | 70.87aA | 205.63acA | 25.63aA | 131.47aA | 27.40aA | 76.01acA | 7 020abA | | A1B2 | 3.67aA | 2.14aA | 58.00bA | 236.40aA | 25.31aA | 130.77aA | 26.03abA | 81.08aA | 6 920abcA | | A1B3 | 3.42aA | 2.11aA | 60.74bA | 224.00abcA | 25.87aA | 129.30aAB | 25.47bA | 79.93abA | 7 200aA | | A1B4 | 3.56aA | 2.27aA | 63.90abA | 227.63abA | 25.86aA | 127.53bB | 25.40bA | 78.36abcA | 6 520acA | | A2B1 | 4.02aA | 2.51abA | 62.27aA | 212.17abA | 25.04bB | 130.13aA | 24.10bA | 77.87aAB | 7 490aA | | A2B2 | 3.67bA | 2.20bA | 59.88aA | 196.97bA | 26.50aA | 130.73aA | 25.77abA | 78.53aA | 6 790abAB | | A2B3 | 3.77abA | 2.24abA | 59.49aA | 193.77bA | 24.80bB | 132.13aA | 24.77abA | 73.68abAB | 6 410bB | | A2B4 | 4.00abA | 2.63aA | 66.18aA | 235.87aA | 25.46abAB | 131.83aA | 26.27aA | 70.87bB | 7 040abAB | | A3B1 | 3.60bA | 2.02bB | 56.30bA | 224.20aA | 27.06aA | 129.53aA | 25.87aA | 83.05aA | 7 420aA | | A3B2 | 3.62abA | 2.21abAB | 61.25abA | 212.70aA | 26.65aA | 127.53aA | 24.73aA | 79.12aA | 7 550aA | | A3B3 | 3.96aA | 2.27abAB | 57.27abA | 198.43aA | 26.12aA | 128.73aA | 24.60aA | 78.43aA | 7 450aA | | A3B4 | 3.87abA | 2.57aA | 66.84aA | 224.43aA | 26.26aA | 129.03aA | 26.03aA | 80.66aA | 7 100aA | | A4B1 | 4.22aA | 2.54aA | 60.24aA | 203.93aA | 25.39aA | 130.80aA | 24.37aA | 80.92aA | 6 710aA | | A4B2 | 4.55aA | 2.51aA | 55.06aA | 209.73aA | 25.98aA | 128.70aA | 25.27aA | 79.78aA | 6 560aA | | A4B3 | 4.19aA | 2.54aA | 60.86aA | 228.27aA | 25.64aA | 131.23aA | 25.60aA | 78.92aA | 7 130aA | | A4B4 | 4.34aA | 2.32aA | 53.55aA | 207.73aA | 26.23aA | 130.53aA | 25.43aA | 79.06aA | 6 970aA | | A | 12.24** | 5.09* | 1.27 | 0.62 | 5.82* | 1.08 | 2.63 | 13.10** | 3.55 | | B | 2.78 | 1.11 | 0.87 | 0.69 | 0.95 | 1.52 | 0.88 | 1.14 | 0.48 | | A×B | 3.03* | 0.85 | 1.05 | 1.05 | 1.28 | 1.10 | 1.24 | 1.12 | 1.08 |
|
|
|