基于季节性降雨的双季稻生育后期干湿交替灌溉对稻谷产量及品质的影响
|
|
刘萍, 邵彩虹, 张红林, 刘光荣
|
Effects of Dry-Wet Alternate Irrigation on Double Cropping Rice Yield and Quality during Late Development Stage under Seasonal Rain Condition
|
|
Liu Ping, Shao Caihong, Zhang Honglin, Liu Guangrong
|
|
表3 齐穗后停止灌溉时间对双季稻米主要品质的影响
|
Table 3 Effects of stop-irrigation time after full-heading on double cropping rice quality
|
|
| 品质指标Quality trait | 湘早籼45 Xiangzaoxian 45 | | 泰优398 Taiyou 398 | | 0d | 7d | 14d | CK | | 0d | 7d | 14d | CK | | 整精米率Head rice rate (%) | 25.2Aab | 26.0Aa | 25.0Ab | 23.3Bc | | 60.7Aa | 60.5Aa | 56.6ABb | 57.0ABb | | 垩白度Chalkiness rate (%) | 0.8ABa | 0.8ABa | 0.9Aa | 0.6Bb | | 1.4Bc | 1.7Ab | 1.9Aa | 0.8Cd | | 垩白粒率Chalkiness grain rate (%) | 6.3Aa | 6.7Aa | 5.7Bb | 4.7Cc | | 9.3Aa | 7.6Bb | 7.6Bb | 6.3Cc | | 透明度（级）Transparent | 2.0Aa | 1.3Bb | 1.0Cc | 1.0Cc | | 1.0Aa | 1.0Aa | 1.0Aa | 1.0Aa | | 碱消值（级）Setback value | 6.8Aa | 6.8Aa | 6.9Aa | 6.8Aa | | 7.0Aa | 7.0Aa | 6.8Aa | 6.8Aa | | 胶稠度Adhesive strength (mm) | 64.0Bb | 68.3Aa | 68.3Aa | 61.3Cc | | 64.3Dd | 68.3Cc | 78.3Aa | 72.0Bb | | 直链淀粉含量Amylose content (%) | 17.0Aa | 16.4Aab | 16.6Aab | 16.1Ab | | 17.2Aa | 17.1Aa | 17.2Aa | 17.0Aa | | 蛋白质含量Protein content (%) | 8.26Aa | 8.10Aa | 8.01Aa | 8.10Aa | | 8.09Aa | 7.73Aab | 7.56Aab | 7.79Aab |
|
|
|