播期对苦荞生长发育及产量的影响

李春花, 吴晗, 加央多拉, 杨志雪, 王艳平, 冯博, 王春龙, 李雪英, 卜瑞, 郭来春, 任长忠

Effects of Sowing Date on Growth, Development and Yield of Tartary Buckwheat

Li Chunhua, Wu Han, Jiayangduola , Yang Zhixue, Wang Yanping, Feng Bo, Wang Chunlong, Li Xueying, Bu Rui, Guo Laichun, Ren Changzhong

表2 播期对苦荞生育期及株型性状的影响

Table 2 Effects of sowing date on the growth period and plant architecture traits of tartary buckwheat

编号 Number 生育期Growth period (d) 株高Plant height (cm) 主茎节数Node number of main stem B1 B2 B3 B1 B2 B3 B1 B2 B3 1 116cB 121bA 100bC 134.60eA 113.00fC 120.88dB 24.60cA 23.75bA 18.25dB 2 116cA 107dB 100bC 151.10dA 142.25cB 126.11cC 28.75aA 28.40aA 20.67abcB 3 116cA 107dB 88cC 156.90cdA 130.71dB 123.67cdC 25.10cA 20.43eB 19.33cdB 4 116cB 125aA 100bC 182.27aA 144.50cB 154.00aB 26.18bcA 23.17bB 22.75aB 5 116cA 107dB 100bC 167.90bA 123.00eB 123.57cdB 26.10bcA 21.00deB 19.57cdC 6 124bA 103eB 88cC 159.13cA 149.43bB 133.83bC 25.63bcA 23.00bB 22.17abB 7 114cA 107dB 88cC 138.40eA 126.50eB 133.75bA 25.40bcA 22.50bcdB 19.25cdC 8 128aA 113cB 100bC 176.56aA 131.88dB 126.00cB 26.89abA 21.25cdeB 21.40abcB 9 124bA 104eB 103aC 168.69bA 153.00aB 112.50eC 25.54bcA 22.44bcB 19.67bcdC 平均值Mean 119.28 109.60 96.95 162.77 136.33 126.69 26.09 22.51 20.20 变异系数CV (%) 3.97 6.10 6.55 9.71 9.34 8.02 10.31 10.57 11.98 编号 Number 分枝数Number of branches 茎粗Stem diameter (mm) B1 B2 B3 B1 B2 B3 1 4.80dC 11.25aA 9.00cB 6.34gC 9.69bcA 7.46eB 2 7.30bB 6.75cdB 10.67bA 8.15eB 9.98bA 9.52cA 3 6.30cA 4.43fB 4.67fB 10.01cA 7.84eC 9.48cB 4 5.00dC 8.17bA 6.25eB 8.17eC 12.71aA 9.48cB 5 5.20dB 6.38dB 8.00dA 12.03aA 7.75eC 10.34bB 6 5.38cdA 5.57deA 4.67fB 8.04eC 9.36cB 11.56aA 7 5.20cdB 5.50defB 8.00dA 7.21fC 8.80dB 9.69cA 8 9.00aAB 7.75bcC 13.40aA 8.57dA 8.68dB 8.72dA 9 5.38dA 5.00efAB 4.33fB 10.34bA 9.77bB 9.60cB 平均值Mean 6.10 6.51 7.82 9.08 9.30 9.49 变异系数CV (%) 26.96 31.34 37.85 17.06 16.00 12.12