不同栽培模式对“早籼晚粳”双季稻光氮利用效率及产量的影响
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郑华斌,李波,王慰亲,雷恩,唐启源
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Effects of Different Cultivation Models on Solar Radiation-Nitrogen Use Efficiency and Yield of “Early Indica-Late Japonica” Double Rice
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ZHENG HuaBin,LI Bo,WANG WeiQin,LEI En,TANG QiYuan
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表4 不同栽培模式对“早籼晚粳”双季稻产量构成的影响
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Table 4 Effect of different cultivation models on yield component of “early indica and late japonica” double rice
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品种 Variety | 处理 Treatment | 年份 Year | 公顷穗数 Panicle (×104 hm-2) | 每穗粒数 Spikelets per panicle | 公顷颖花数 Spikelets (×104 hm-2) | 结实率 Filling ratio (%) | 千粒重 1000-grain weight (g) |
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中早39 ZZ39 | CK | 2017 | 146 | 107 | 15.6 | 84.2 | 23.1 | 2018 | 130 | 135 | 17.6 | 88.9 | 24.7 | 平均Mean | 138±11D | 121±20C | 16.6±1.4C | 86.5±3.4A | 23.9±1.2B | FM | 2017 | 201 | 145 | 29.3 | 76.2 | 23.9 | 2018 | 210 | 153 | 32.2 | 84.5 | 25.2 | 平均Mean | 206±6C | 149±6A | 30.7±2.0B | 80.4±5.9B | 24.5±1.0AB | T1 | 2017 | 271 | 134 | 36.4 | 74.1 | 24.8 | 2018 | 216 | 143 | 30.9 | 85.9 | 25.5 | 平均Mean | 244±38B | 139±6AB | 33.8±3.9B | 80.0±8.3B | 25.1±0.5A | T2 | 2017 | 332 | 119 | 39.5 | 74 | 23.9 | 2018 | 297 | 139 | 41.2 | 74.9 | 24.7 | 平均Mean | 315±25A | 129±14BC | 40.5±1.2A | 74.4±0.7C | 24.3±0.5AB | 甬优1540 YY1540 | CK | 2017 | 126 | 229 | 28.8 | 85.4 | 20.7 | 2018 | 186 | 188 | 35.0 | 85.4 | 20.7 | 平均Mean | 156±42D | 209±29AB | 32.5±4.4B | 85.4±0.0A | 20.7±0.0B | FM | 2017 | 156 | 248 | 38.7 | 71 | 22.9 | 2018 | 224 | 202 | 45.3 | 79.3 | 22.3 | 平均Mean | 190±48C | 225±32A | 42.8±4.7A | 75.1±5.9B | 22.6±0.4A | T1 | 2017 | 228 | 185 | 42.1 | 80.6 | 22.8 | 2018 | 227 | 200 | 45.4 | 81.7 | 23.5 | 平均Mean | 227±1B | 193±11B | 43.8±2.3A | 81.1±0.8AB | 23.1±0.5A | T2 | 2017 | 251 | 200 | 50.3 | 72 | 22 | 2018 | 246 | 215 | 53.0 | 83.3 | 22.5 | 平均Mean | 249±4A | 208±11AB | 51.7±1.9A | 77.7±8.0B | 22.2±0.3A | 甬优4949 YY4949 | CK | 2017 | 126 | 247 | 31.2 | 82.7 | 21.7 | 2018 | 183 | 184 | 33.5 | 85.6 | 20.7 | 平均Mean | 154±40B | 216±45A | 33.3±1.6C | 84.1±2.0A | 21.2±0.7B | FM | 2017 | 154 | 235 | 36.1 | 82.9 | 21.9 | 2018 | 202 | 232 | 46.8 | 81.2 | 22.9 | 平均Mean | 178±34B | 233±2A | 41.5±7.6B | 82.0±1.2AB | 22.4±0.7A | T1 | 2017 | 225 | 220 | 49.5 | 77.6 | 19.3 | 2018 | 249 | 205 | 51.1 | 83.1 | 22.6 | 平均Mean | 237±17A | 212±10A | 50.4±1.2A | 80.4±3.9B | 21.0±2.3B | T2 | 2017 | 247 | 210 | 52.0 | 82.1 | 20.2 | 2018 | 249 | 216 | 53.8 | 83.6 | 23.5 | 平均Mean | 248±1A | 213±4A | 52.9±1.2A | 82.9±1.0A | 21.8±2.3AB |
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