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4 烤后烟常规化学成分

Table 4 Conventional chemical components of roasted tobacco

处理 Treatment 烟碱 Nicotine (%) 还原糖 Reducing sugar (%) 总糖 Total sugar (%) 总氮 Total nitrogen (%) 钾 K (%) 氯 Cl (%) 钾氯比 Ratio of K to Cl 两糖比 Ratio of reducing sugar to total sugar CK 3.54±0.06a 17.00±0.72d 26.83±0.45d 2.52±0.26a 1.05±0.04c 0.37±0.05a 2.86±0.44b 0.63±0.02c T1 2.78±0.05bc 18.97±0.64c 26.47±0.64d 2.20±0.02b 1.10±0.03bc 0.35±0.05ab 3.15±0.36b 0.72±0.01a T2 2.87±0.07b 21.33±0.57b 29.30±0.69c 2.50±0.04a 1.12±0.04bc 0.35±0.04ab 3.22±0.44b 0.73±0.03a T3 2.66±0.07c 20.73±0.49b 31.07±0.25b 1.96±0.09c 1.16±0.05b 0.28±0.03b 4.17±0.44a 0.67±0.02b T4 2.34±0.10d 23.97±0.15a 33.40±0.36a 1.85±0.08c 1.23±0.05a 0.28±0.03b 4.40±0.66a 0.72±0.01a