打顶后喷施不同浓度GA3和6-BA对烤烟农艺性状和化学成分的影响

谷宇超, 杨懿德, 鄢敏, 刘勇, 杨建, 向金友, 罗柱石, 李林秋, 景延秋, 杨洋

Effects of GA3 and 6-BA on Agronomic Traits and Chemical Components of Flue Cured Tobacco after Topping

Gu Yuchao, Yang Yide, Yan Min, Liu Yong, Yang Jian, Xiang Jinyou, Luo Zhushi, Li Linqiu, Jing Yanqiu, Yang Yang

表2 不同浓度GA3和6-BA的烤烟农艺性状

Table 2 Agronomic characteristics of flue-cured tobacco with different concentrations of GA3 and 6-BA

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) 最大叶面积 Maximum leaf area (cm2) T1 120.61±2.95bc 74.71±1.04e 23.06±0.84f 10.40±0.95a 1102.68±58.68f T2 120.10±2.244c 74.70±0.96e 23.36±0.57ef 10.17±0.91a 1098.41±31.53f T3 120.85±2.75bc 75.26±0.94de 23.35±0.64ef 10.36±0.98a 1106.07±53.25ef T4 122.67±1.64a 75.70±1.38cd 23.85±0.81de 10.53±0.91a 1139.38±53.11de T5 122.50±1.54a 76.32±1.04bc 24.08±0.63cd 10.71±0.96a 1162.99±44.51cd T6 122.14±2.00ab 76.67±0.78ab 24.42±0.77bc 10.34±0.79a 1178.40±62.61bc T7 122.79±1.77a 75.78±0.95cd 24.21±0.64cd 10.85±0.64a 1159.72±59.22cd T8 123.47±2.21a 77.04±0.70ab 24.84±0.46b 10.54±0.92a 1218.34±46.91ab T9 123.37±2.41a 77.17±0.95a 25.48±0.69a 10.63±0.92a 1243.46±45.68a GA3 21.063** 39.386** 28.314** 1.879 30.435** 6-BA 0.027 11.098** 5.701** 0.372 5.830* GA3×6-BA 0.610 1.596 2.159 0.518 1.532