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4 不同处理荞麦产量、耗水量及水分利用效率

Table 4 Yield, water consumption, and water use efficiency in different treatments of buckwheat

年份 Year 处理 Treatment 耗水量 Evapotranspiration (mm) 产量 Grain yield (kg hm-2) WUE (kg hm-2 mm-1) 2015 全膜覆土穴播种植FMS 416.95 a 2774.72 a 6.65 a 露地穴播种植CK 418.23 a 2587.01 b 6.19 b 2016 全膜覆土穴播种植FMS 303.27 a 2158.22 a 7.12 a 露地穴播种植CK 290.56 a 1105.31 b 3.80 b 2017 全膜覆土穴播种植FMS 237.69 a 2712.78 a 11.41 a 露地穴播种植CK 213.25 b 2038.16 b 9.56 b