秧龄对浙东南地区优质稻产量和品质的影响
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马义虎, 何贤彪, 陈剑, 汤学军, 王旭辉, 何豪豪, 金羽清, 齐文, 蒋海凌, 周翠
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Effects of Seedling Ages on Grain Yield and Quality of High Quality Rice in Southeastern Zhejiang Province
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Ma Yihu, He Xianbiao, Chen Jian, Tang Xuejun, Wang Xuhui, He Haohao, Jin Yuqing, Qi Wen, Jiang Hailing, Zhou Cui
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表3 不同秧龄下优质稻的稻米品质
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Table 3 Rice quality of high quality rice under different seedling ages
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品种 Variety | 秧龄处理 Seedling age treatment (d) | 糙米率 Brown rice percentage (%) | 精米率 Milled rice percentage (%) | 整精米率 Head rice percentage (%) | 粒长 Kernel length (mm) | 长宽比 Length- width ratio | 垩白粒率 Chalky percentage (%) | 垩白度 Chalkiness (%) | 透明度 (级) Transparency (rank) | 碱消值 Alkali spreading value (rank) | 胶稠度 Gel consistency (mm) | 直链淀 粉含量 Amylose content (%) | 蛋白质 含量 Protein content (%) | 综合判定 Comprehensive evaluation | 甬优1540 Yongyou 1540 | 15 | 80.5d | 72.1c | 63.3d | 5.6a | 2.3a | 21.2a | 3.3a | 2a | 6.7b | 78.4a | 15.0c | 6.7cd | 三等 | | 21 | 81.6b | 72.3c | 65.1cd | 5.6a | 2.3a | 17.1b | 2.7b | 2a | 6.8ab | 78.9a | 15.6b | 6.8bc | 二等 | | 27 | 82.5a | 73.4a | 65.7bc | 5.8a | 2.4a | 16.4b | 2.1c | 2a | 7.0a | 79.1a | 15.7ab | 6.9b | 二等 | | 33 | 81.3bc | 73.1ab | 67.3ab | 5.8a | 2.4a | 13.3c | 1.7cd | 2a | 7.0a | 81.1a | 15.9ab | 7.1a | 二等 | | 39 | 80.8cd | 72.6bc | 68.0a | 5.8a | 2.4a | 11.1c | 1.5d | 2a | 6.7b | 80.2a | 16.0a | 6.6d | 二等 | | CV (%) | 1.0 | 0.7 | 2.8 | 1.9 | 2.3 | 24.4 | 32.8 | 0.0 | 2.2 | 1.4 | 2.5 | 2.8 | - | 泰两优217 Tailiangyou 217 | 15 | 79.6d | 70.2d | 59.1c | 6.8a | 3.2a | 10.2a | 1.3a | 2a | 4.1c | 78.1a | 14.1c | 6.7d | 普通 | | 21 | 80.9bc | 71.3b | 59.9c | 6.7a | 3.1a | 9.4a | 1.1b | 2a | 4.2c | 78.3a | 14.5b | 6.9c | 普通 | | 27 | 82.4a | 72.0a | 62.1b | 6.7a | 3.1a | 9.2a | 1.1b | 2a | 4.7b | 80.1a | 14.7b | 7.3a | 普通 | | 33 | 81.3b | 70.4cd | 64.1a | 6.7a | 3.0a | 6.3b | 0.6c | 1b | 5.0b | 82.4a | 14.8ab | 7.3a | 三等 | | 39 | 80.6c | 70.8bc | 64.5a | 6.7a | 3.0a | 5.1b | 0.4d | 1b | 5.8a | 82.2a | 15.1a | 7.0b | 三等 | | CV (%) | 1.3 | 1.0 | 3.9 | 0.7 | 2.7 | 27.5 | 42.3 | 34.2 | 14.4 | 2.6 | 2.5 | 3.7 | - |
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