不同保水剂对植烟土壤细菌群落结构及烤烟产量和质量的影响

严定伟, 杨建新, 郭杰, 梁一凡, 罗菲, 付光明, 李军正, 常剑波, 张玉林, 姬小明

Effects of Different Water-Retaining Agents on the Bacterial Community Structure of Tobacco-Planting Soil and the Yield and Quality of Flue-Cured Tobacco

Yan Dingwei, Yang Jianxin, Guo Jie, Liang Yifan, Luo Fei, Fu Guangming, Li Junzheng, Chang Jianbo, Zhang Yulin, Ji Xiaoming

表1 不同保水剂对烟株不同生育期农艺性状的影响

Table 1 Effects of different water-retaining agents on agronomic characteristics of tobacco plants at different growth stages

移栽后天数 Days after transplanting (d) 处理 Treatment 株高 Plant height (cm) 最大叶长 Maximum leaf length (cm) 最大叶宽 Maximum leaf width (cm) 茎围 Stem girth (cm) 有效叶数 Effective number of leaves 45 CK 20.5±2.5c 27.5±1.5b 12.0±0.5c 4.3±0.3c 6.7±0.6c T1 23.7±3.4c 27.9±0.6b 12.5±0.6c 4.4±0.2c 7.3±0.6bc T2 27.8±4.7bc 30.6±4.7ab 13.8±2.9bc 4.9±0.3bc 7.7±0.6b T3 30.00±2.4a 35.3±2.4a 17.0±0.3a 5.7±0.4a 9.0±0.0a T4 29.2±5.2ab 33.6±1.0a 15.6±0.9ab 5.5±0.7ab 8.7±0.6a 60 CK 34.8±3.2c 40.7±1.9c 17.0±0.8c 5.6±0.4b 8.7±1.2d T1 40.0±1.7b 42.0±1.7c 17.2±0.3b 5.9±0.8ab 10.3±0.6bc T2 42.3±1.7ab 45.4±1.3b 18.1±0.2ab 6.4±1.1ab 11.7±0.6cd T3 43.9±0.9ab 47.1±1.1b 19.7±0.4ab 6.5±0.8ab 14.0±1.7a T4 45.1±2.2a 51.3±1.0a 21.2±1.9a 7.2±0.2a 13.3±0.6ab 75 CK 99.3±6.0c 56.0±2.3c 24.0±0.5c 8.8±0.8c 14.3±1.2b T1 110.5±0.4b 58.5±0.3bc 24.9±2.3c 8.6±0.3b 14.0±1.0b T2 114.2±3.0b 60.1±0.5b 25.8±0.6bc 9.2±0.3b 15.7±0.6ab T3 125.9±5.2a 64.5±1.1a 28.7±1.0a 9.4±0.4a 16.7±0.6a T4 130.3±1.5a 66.7±3.6a 28.2±1.3ab 9.9±0.1a 17.0±1.0a 90 CK 120.0±2.5c 59.1±2.0b 24.1±0.9d 9.0±0.4b 18.7±1.2a T1 129.3±3.2b 61.6±4.6b 25.8±0.4c 9.8±0.5ab 18.7±1.5a T2 130.2±0.9b 63.5±2.2b 27.2±0.5b 9.7±0.2ab 19.7±2.3a T3 135.3±0.9a 64.4±1.8ab 29.0±0.4a 10.0±1.3ab 20.7±0.6a T4 138.4±2.4a 68.8±2.3a 29.2±0.9a 10.4±0.6a 21.3±0.6a