夏玉米不同栽培模式花后叶片光合性能的差异

李静, 王洪章, 刘鹏, 张吉旺, 赵斌, 任佰朝

Differences in photosynthetic performance of leaves at post-flowering stage in different cultivation modes of summer maize (Zea mays L.)

LI Jing, WANG Hong-Zhang, LIU Peng, ZHANG Ji-Wang, ZHAO Bin, REN Bai-Zhao

表1 播前试验田0~20 cm土层养分含量

Table 1 Nutrient content of 0-20 cm soil layer in experimental field before sowing date

年份 Year 有机质 Soil organic matter (g kg-1) 速效氮 Available N (mg kg-1) 速效磷 Available P (mg kg-1) 速效钾 Available K (mg kg-1) 2018 9.22 70.54 35.75 137.57 2019 9.51 72.54 32.25 135.35