秧龄对烟后水稻秧苗素质、产量及稻米品质的影响

卢燕回, 宋战锋, 李虎, 刘广林, 陈传华, 罗群昌, 吴子帅

Effects of Seedling Age on Seedling Quality, Yield and Grain Quality of Rice following Tobacco

Lu Yanhui, Song Zhanfeng, Li Hu, Liu Guanglin, Chen Chuanhua, Luo Qunchang, Wu Zishuai

表2 不同秧龄下各烟后优质稻品种的生育期

Table 2 Growth duration of high-quality rice varieties following tobacco under different seedling ages d

品种 Variety 秧龄 Seedling age (d) 移栽―返青 Transplanting- Green recovery 移栽―分蘖 Transplanting- Tillering 移栽―始穗 Transplanting- Panicle initiation 移栽―齐穗 Transplanting- Full heading 移栽―成熟/本田期 Transplanting-Maturity/ Paddy field stage 播种―成熟/全生育期 Sowing-Maturity/ Whole growth stage 桂香99 Guixiang 99 45 5.0±0.0a 8.3±0.6c 58.3±0.6bc 61.3±0.6bc 86.7±1.5c 131.3±1.2a 40 5.0±0.0a 8.3±0.6c 58.0±0.0c 60.3±0.6c 86.3±0.6c 126.3±0.6b 35 4.3±0.6ab 9.0±0.0b 59.0±1.0ab 61.7±1.2bc 87.0±1.0c 122.0±1.0c 30 4.0±0.0b 9.3±0.6b 59.3±1.2a 62.3±0.6ab 87.7±1.5bc 117.7±1.5d 25 4.0±0.0b 10.0±0.0a 59.3±1.2a 63.3±0.6a 89.0±1.0ab 114.0±1.0e 20 4.0±0.0b 10.0±0.0a 59.7±0.6a 63.7±0.6a 90.0±2.6a 110.3±0.6f 桂香18 Guixiang 18 45 5.0±0.0a 8.7±0.6b 58.3±0.6cd 60.7±1.2cd 86.3±1.5b 131.3±1.5a 40 5.0±0.0a 8.7±0.6b 58.0±0.0d 60.3±0.6d 86.7±1.2b 126.7±1.2b 35 4.7±0.6ab 9.0±0.0b 58.3±0.6cd 61.3±0.6cd 87.3±0.6b 122.3±0.6c 30 4.7±0.6ab 9.0±0.0b 59.0±0.0bc 62.0±0.0bc 87.7±1.5b 117.7±1.5d 25 4.0±0.0b 10.0±0.0a 59.7±0.6ab 63.0±0.0ab 89.7±0.6a 114.7±0.6e 20 4.0±0.0b 10.3±0.6a 60.3±0.6a 63.7±0.6a 90.3±1.2a 110.3±0.2f 金针香 Jinzhenxiang 45 4.7±0.6a 8.7±0.6b 57.7±1.2c 61.0±1.7d 88.0±1.7d 133.0±1.7a 40 4.7±0.6a 8.7±0.6b 58.0±0.0c 62.0±1.7cd 89.0±1.7cd 129.0±1.7b 35 4.3±0.6ab 9.0±0.0b 58.3±0.6bc 62.3±1.5cd 89.3±1.5cd 124.3±1.5c 30 4.0±0.0abc 9.0±0.0b 59.0±0.0b 63.0±1.7bc 90.0±1.7c 120.0±1.7d 25 3.7±0.6bc 10.0±0.0a 60.0±0.0a 64.0±1.7ab 91.3±2.1b 116.7±2.1e 20 3.3±0.6c 9.7±0.6a 60.7±0.6a 64.7±2.1a 93.3±0.6a 113.3±0.6f 桂玉美香 Guiyumeixiang 45 5.0±0.0a 8.3±0.6c 58.0±1.0c 60.3±0.6c 96.3±0.6c 141.3±0.6a 40 4.7±0.0a 8.0±0.0c 58.0±1.0c 61.0±0.0c 97.0±0.0c 137.0±0.0b 35 4.3±0.6ab 9.0±0.0b 58.3±2.5c 61.0±0.0c 97.0±0.0c 132.0±0.0c 30 3.7±0.6b 9.0±0.0b 59.0±0.0bc 61.7±0.6bc 97.7±0.6bc 127.7±0.6d 25 3.7±0.6b 10.0±0.0a 60.3±0.6ab 63.0±0.0ab 99.0±0.0b 124.0±0.0e 20 3.7±0.6b 9.3±0.6b 61.0±1.0a 63.7±0.6a 100.7±0.6a 120.7±0.6f 45 d 4.9±0.3a 8.5±0.5c 58.1±0.8c 60.8±1.0c 89.3±4.4e 134.3±4.5a 40 d 4.8±0.4a 8.4±0.5c 58.0±0.4c 60.9±1.1c 89.8±4.6de 129.8±4.6b 35 d 4.4±0.5b 9.0±0.0b 58.5±1.2bc 61.6±1.0bc 90.2±4.3cd 125.2±4.3c 30 d 4.1±0.5bc 9.1±0.3b 59.1±0.5b 62.3±1.0b 90.8±4.5c 120.8±4.5d 25 d 3.8±0.4c 10.0±0.0a 59.8±0.7a 63.3±0.9a 92.3±4.0b 117.3±4.3e 20 d 3.8±0.5c 9.8±0.6a 60.4±0.8a 63.9±1.1a 93.6±4.1a 113.7±4.5f 秧龄Seedling age ** ** ** ** ** **