不同产量水平的杂交籼稻品种穴直播茎秆抗倒特性及其差异性比较
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郭长春,张桥,孙永健,武云霞,徐徽,何艳,杨志远,马鹏,彭志芸,马均
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Comparison of stem lodging resistance characteristics and differences of indica hybrid rice cultivars with different yield levels in precision direct seeding
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Changchun GUO,Qiao ZHANG,Yongjian SUN,Yunxia WU,Hui XU,Yan HE,Zhiyuan YANG,Peng MA,Zhiyun PENG,Jun MA
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表2 不同产量类型杂交籼稻品种的稻谷产量及其穗部性状 |
Table 2 Yield and panicle traits of indica hybrid rice cultivars in different yield types |
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地点 Site | 品种 Cultivar | 穗长 Panicle length/cm | 每穗 一次枝梗数 First branch number per panicle | 每穗 二次枝梗数 Second branch number per panicle | 单穗干 质量 Dry mass per panicle/g | 着粒密度 Density of grain setting/ (grain/cm) | 稻谷产量 Grain yield/ (t/hm2) | 三台 Santai | 高产 High yield | F优498 F you 498 | 29.20±0.26 | 15.67±0.50 | 65.83±0.29 | 4.47±0.26 | 6.28±0.10 | 10.52±0.14 | 隆两优1206 Longliangyou 1206 | 28.50±0.17 | 14.67±0.29 | 55.50±0.29 | 4.66±0.27 | 6.32±0.05 | 10.35±0.46 | | 平均 Average | 28.85±0.13a | 15.17±0.14a | 60.67±0.14a | 4.56±0.23a | 6.30±0.07a | 10.43±0.29a | 中产 Medium yield | 隆两优1146 Longliangyou 1146 | 27.17±0.47 | 12.67±0.29 | 46.67±0.29 | 3.51±0.15 | 4.97±0.15 | 9.96±0.24 | 绿优4923 Lüyou 4923 | 28.97±0.32 | 13.83±0.29 | 51.33±0.58 | 3.13±0.17 | 5.80±0.23 | 9.70±0.32 | 天优华占 Tianyouhuazhan | 25.90±0.52 | 13.17±0.29 | 52.33±0.76 | 3.15±0.15 | 6.09±0.35 | 9.70±0.24 | 晶两优1377 Jingliangyou 1377 | 26.17±0.58 | 14.33±0.29 | 49.67±0.29 | 3.37±0.08 | 5.96±0.26 | 9.81±0.14 | 宜香优1108 Yixiangyou 1108 | 30.33±0.29 | 13.00±0.58 | 52.33±0.29 | 3.85±0.10 | 5.73±0.20 | 9.53±0.05 | 德优4923 Deyou 4923 | 28.33±0.29 | 14.17±0.29 | 54.50±0.29 | 4.01±0.07 | 4.65±0.19 | 9.54±0.07 | 渝优7109 Yuyou 7109 | 28.17±0.58 | 14.67±0.58 | 42.83±0.76 | 3.36±0.50 | 5.94±0.16 | 9.11±0.19 | 宜香优2115 Yixiangyou 2115 | 29.63±0.51 | 12.17±0.76 | 44.50±0.29 | 3.87±0.21 | 5.47±0.20 | 9.20±0.22 | 德优4727 Deyou 4727 | 30.73±0.68 | 12.83±0.29 | 33.17±0.29 | 3.55±0.23 | 5.12±0.18 | 9.37±0.26 | 内5优39 Nei 5 you 39 | 28.17±0.31 | 12.00±0.58 | 46.50±0.50 | 2.84±0.31 | 5.09±0.04 | 9.11±0.34 | | 平均 Average | 28.36±0.15b | 13.28±0.03b | 47.38±0.20b | 3.46±0.03b | 5.48±0.06b | 9.50±0.13b | 低产 Low yield | 宜香4245 Yixiang 4245 | 29.73±0.71 | 12.67±0.50 | 44.83±0.29 | 2.88±0.63 | 5.60±0.15 | 8.63±0.01 | 宜香优7633 Yixiangyou 7633 | 28.17±0.31 | 11.17±0.29 | 36.17±0.58 | 2.66±0.32 | 5.42±0.05 | 8.74±0.33 | 川优6203 Chuanyou 6203 | 29.07±0.67 | 13.33±0.29 | 48.00±0.50 | 3.37±0.80 | 5.52±0.40 | 8.84±0.11 | 平均 Average | 28.99±0.05a | 12.39±0.25c | 43.00±0.33c | 2.97±0.50b | 5.51±0.09b | 8.74±0.11c | 崇州 Chongzhou | 高产 High yield | F优498 F you 498 | 31.52±0.10 | 14.50±0.87 | 48.67±0.76 | 5.53±0.47 | 6.12±0.02 | 10.36±0.52 | 隆两优1206 Longliangyou 1206 | 27.90±0.87 | 14.60±0.52 | 50.50±0.29 | 5.18±0.30 | 6.07±0.08 | 10.17±0.12 | | 平均 Average | 29.71±0.38b | 14.55±0.17a | 49.58±0.38a | 5.35±0.37a | 6.10±0.03a | 10.27±0.40a | 中产 Medium yield | 隆两优1146 Longliangyou 1146 | 29.63±0.63 | 10.00±1.15 | 40.33±0.29 | 3.95±0.47 | 4.89±0.15 | 9.65±0.26 | 绿优4923 Lüyou 4923 | 30.55±0.56 | 13.50±0.29 | 41.83±0.29 | 3.63±0.14 | 5.91±0.14 | 9.91±0.05 | 天优华占 Tianyouhuazhan | 27.60±0.74 | 13.00±1.15 | 47.83±0.76 | 4.25±0.22 | 6.00±0.04 | 9.69±0.40 | 晶两优1377 Jingliangyou 1377 | 27.93±0.40 | 12.50±0.29 | 44.67±0.29 | 4.01±0.32 | 5.90±0.22 | 9.39±0.15 | 宜香优1108 Yixiangyou 1108 | 31.58±0.72 | 12.17±0.29 | 51.33±0.29 | 3.95±0.74 | 5.50±0.08 | 9.53±0.01 | 德优4923 Deyou 4923 | 28.75±0.68 | 12.83±0.29 | 37.33±0.29 | 4.51±0.25 | 5.63±0.06 | 9.15±0.23 | 渝优7109 Yuyou 7109 | 30.18±0.50 | 10.33±0.58 | 37.33±0.58 | 4.38±0.81 | 5.72±0.11 | 9.01±0.11 | | 平均 Average | 29.46±0.11b | 12.36±0.11b | 42.95±0.08b | 4.10±0.14b | 5.65±0.02b | 9.47±0.10b | 低产 Low yield | 宜香优2115 Yixiangyou 2115 | 31.53±0.20 | 11.67±0.58 | 43.50±1.15 | 4.07±0.68 | 5.48±0.08 | 8.90±0.12 | 德优4727 Deyou 4727 | 29.72±0.28 | 12.50±0.50 | 38.83±0.29 | 3.96±0.47 | 5.41±0.18 | 8.61±0.41 | 内5优39 Nei 5 you 39 | 31.18±0.51 | 13.00±0.58 | 40.83±0.76 | 3.22±0.54 | 5.24±0.06 | 8.57±0.17 | 宜香4245 Yixiang 4245 | 30.83±0.56 | 12.00±0.58 | 37.33±0.29 | 4.17±0.08 | 5.64±0.08 | 8.86±0.12 | 宜香优7633 Yixiangyou 7633 | 31.42±0.19 | 11.50±0.29 | 38.17±0.58 | 3.56±0.34 | 4.86±0.21 | 8.42±0.43 | 川优6203 Chuanyou 6203 | 29.35±0.45 | 13.50±0.29 | 38.50±0.29 | 4.01±0.20 | 5.63±0.28 | 8.22±0.35 | | 平均 Average | 30.67±0.16a | 12.05±0.05b | 39.53±0.21c | 3.83±0.21b | 5.38±0.07c | 8.59±0.04c | 不同生态区配对t测验(t-值) Paired t test in different ecological zones (t-value) | -4.52** | 2.49* | 3.66** | -7.14** | -0.03 | 3.32** |
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