氮肥对大麦灌浆期叶片光合性能的影响及其相关性分析

德木其格,刘志萍,王磊,王金波,齐海祥,徐寿军

Effect of Nitrogen Fertilizer on Photosynthetic Characteristics of Barley during Grain Filling Stage and Its Correlation Analysis

Demuqige ,Zhiping Liu,Lei Wang,Jinbo Wang,Haixiang Qi,Shoujun Xu

表5 不同氮肥处理大麦叶片qP动态变化

Table 5 Dynamic changes of qP in barley leaves under different fertilizer treatments

年份Year 品种Variety 处理Treatment 花后天数Days after flowering (d) 7 14 21 28 35 2017 蒙啤3号 CK 0.657±0.006d 0.752±0.003d 0.905±0.004d 0.618±0.005d 0.408±0.031c Mengpi 3 NA 0.686±0.005c 0.773±0.008c 0.921±0.007c 0.633±0.004c 0.424±0.008bc NB 0.763±0.006b 0.808±0.008b 0.955±0.003b 0.656±0.007b 0.441±0.012b NC 0.806±0.005a 0.861±0.007a 0.989±0.004a 0.693±0.007a 0.479±0.020a 蒙啤5号 CK 0.651±0.006d 0.736±0.006d 0.887±0.006c 0.608±0.005d 0.396±0.024b Mengpi 5 NA 0.681±0.008c 0.753±0.005c 0.912±0.007b 0.625±0.005c 0.413±0.023b NB 0.727±0.006b 0.780±0.005b 0.932±0.006b 0.658±0.002b 0.429±0.019b NC 0.796±0.006a 0.824±0.006a 0.985±0.008a 0.702±0.007a 0.499±0.017a 2018 蒙啤3号 CK 0.666±0.007d 0.743±0.007d 0.903±0.004d 0.645±0.005d 0.353±0.007d Mengpi 3 NA 0.694±0.007c 0.776±0.006c 0.923±0.004c 0.658±0.006c 0.370±0.007c NB 0.758±0.006b 0.805±0.004b 0.948±0.007b 0.688±0.006b 0.396±0.006b NC 0.799±0.007a 0.856±0.007a 0.983±0.004a 0.733±0.006a 0.456±0.007a 蒙啤5号 CK 0.635±0.005d 0.721±0.005d 0.891±0.007d 0.634±0.007d 0.339±0.005c Mengpi 5 NA 0.658±0.005c 0.753±0.009c 0.914±0.008c 0.647±0.004c 0.345±0.004c NB 0.695±0.008b 0.786±0.008b 0.938±0.007b 0.674±0.006b 0.367±0.007b NC 0.750±0.007a 0.830±0.002a 0.991±0.006a 0.730±0.007a 0.422±0.009a