全膜微垄沟播对寒旱区春小麦苗期土壤水热环境及光合作用的影响

侯慧芝, 张绪成, 方彦杰, 于显枫, 王红丽, 马一凡, 张国平, 雷康宁

Effects of micro ridge-furrow with plastic mulching on soil hydrothermal environment and photosynthesis at seedling stage of spring wheat on cold rain-fed area

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

表3 不同处理对春小麦产量和水分利用效率的影响

Table 3 Effects of different treatments on yield level and WUE of spring wheat

处理 Treatment 产量Yield (kg hm?2) 水分利用效率WUE (kg hm?2 mm?1) 2016 2017 2018 2016 2017 2018 PRF 2837.2 a 2932.2 a 4452.3 a 11.7 a 14.3 a 12.0 a PMS 2559.8 b 2621.3 b 4250.5 a 11.1 b 13.2 b 11.6 a CK 1972.7 c 2133.8 c 3467.8 b 8.7 c 10.9 c 9.5 b