播期对山旱地区紫苏产量及品质的影响

张亚宏,王芙蓉,雷建明,武军艳,范提平,张建学

Effects of Sowing Date on the Yield and Quality of Perilla frutescens L.in the Dryland Hills Area

Yahong Zhang,Furong Wang,Jianming Lei,Junyan Wu,Tiping Fan,Jianxue Zhang

表2 播期对紫苏产量及其构成因素的影响

Table 2 Effects of different sowing dates on yield and related parameters of P. frutescens L.

播期(月/日) Sowing date (Month/Day) 株高(cm) Plant height 单株分枝数 Branches per plant 主穗长度(cm) Main spike length 单株穗数 Spikes per plant 千粒重(g) 1000-seed weight 单株产量(g) Seed weight per plant 单位面积产量 (kg/hm2) Yield per unit 4/02 150.0±7.2A 28.0±3.0bc 13.0±1.0a 271.7±19.5c 5.4±0.1b 88.2±8.1b 2 304.90bA 4/09 145.3±3.5A 34.3±0.6a 13.7±0.6a 494.7±50.4a 6.1±0.2a 108.0±12.4a 2 386.35aA 4/16 121.3±2.3B 30.0±2.0b 12.7±1.5ab 378.0±72.0b 5.7±0.4ab 68.5±4.5c 2 295.90bA 4/23 94.0±3.0C 25.3±0.6c 10.5±0.5c 243.3±56.1c 5.7±0.4ab 47.8±3.2d 2 086.95cB 4/30 98.0±3.4C 24.7±1.5c 10.7±2.1bc 266.3±16.3c 5.3±0.3b 50.8±3.2d 1 752.00dC 变异系数CV(%) 21.30 13.80 11.80 31.80 5.30 35.11 10.58