施氮量、种植密度和留叶数对湘西烟区湘烟7号产量和质量的影响

朱子健, 陈娜娜, 吴月莹, 穰中文, 戴林建, 田明慧, 田峰, 易镇邪

Effects of Nitrogen Application Rate, Planting Density and Retained Leaf Number on Yield and Quality of Xiangyan 7 in Tobacco Region of Western Hunan

Zhu Zijian, Chen Nana, Wu Yueying, Rang Zhongwen, Dai Linjian, Tian Minghui, Tian Feng, Yi Zhenxie

表4 不同栽培措施对湘烟7号烤后烟叶化学成分的影响

Table 4 Effects of different cultivation measures on chemical composition of cured tobacco leaves of Xiangyan 7

处理 Treatment C3F B2F 总氮 Total nitrogen (%) 烟碱 Nicotine (%) 总糖 Total sugar (%) 还原糖 Reducing sugar (%) 糖碱比 Sugar/ alkali 氮碱比 Nitrogen/ alkali 总氮 Total nitrogen (%) 烟碱 Nicotine (%) 总糖 Total sugar (%) 还原糖 Reducing sugar (%) 糖碱比 Sugar/ alkali 氮碱比 Nitrogen/ alkali 1 1.93de 2.05abc 29.41a 22.43ab 10.94 0.94 2.02ab 3.19d 20.30ab 16.60ef 5.20 0.63 2 1.86e 2.07abc 28.22a 23.67ab 11.43 0.90 1.93b 2.53f 22.03ab 19.52b 7.72 0.76 3 1.94cd 1.82c 28.46a 23.89a 13.13 1.07 2.02ab 2.90e 23.94a 18.84bcd 6.50 0.69 4 2.04b 2.09abc 24.51bc 23.15ab 11.08 0.98 2.11a 3.78ab 21.65ab 17.47de 4.62 0.56 5 1.99bcd 2.22ab 25.37b 22.31b 10.05 0.90 2.10a 3.60bc 23.29ab 22.82a 6.34 0.58 6 2.01bc 1.92bc 29.33a 22.88ab 11.92 1.05 2.03ab 3.50c 21.74ab 17.89cde 5.11 0.58 7 2.14a 2.37a 25.10b 19.06c 8.04 0.90 2.15a 3.40cd 20.26b 19.04bc 5.60 0.63 8 2.08b 2.38a 21.91d 19.40c 8.15 0.87 2.08a 3.98a 16.50c 15.43f 3.88 0.52 9 1.99bcd 2.27a 23.37cd 19.73c 8.69 0.88 2.04ab 2.64ef 22.64ab 19.37b 7.33 0.77