旱地全膜覆土穴播荞麦田土壤水热及产量效应研究

方彦杰,张绪成,于显枫,侯慧芝,王红丽,马一凡

Effects of whole soil-plastic mulching with hole-sowing on soil temperature, moisture and yield of buckwheat in aridlands

Yan-Jie FANG,Xu-Cheng ZHANG,Xian-Feng YU,Hui-Zhi HOU,Hong-Li WANG,Yi-Fan MA

表2 不同生育期荞麦叶面积指数(LAI)

Table 2 Dynamics of leaf area index during buckwheat growth period

年份 Year 处理 Treatment 分枝期 Branching 花期 Flowering 灌浆期 Filling 成熟期 Maturity 2015 全膜覆土穴播种植FMS 3.28 a 5.51 a 5.31 a 3.71 a 露地穴播种植CK 2.10 b 5.23 b 4.70 b 3.29 b 2016 全膜覆土穴播种植FMS 1.94 a 4.63 a 3.36 a 2.02 a 露地穴播种植CK 1.59 a 2.18 b 3.07 b 1.84 b 2017 全膜覆土穴播种植FMS 3.24 a 5.55 a 4.81 a 3.85 a 露地穴播种植CK 1.48 b 3.62 b 3.52 b 2.82 b