接种中华根瘤菌SD101和避光对紫花苜蓿固氮和光合作用的影响

刘淑霞,魏国江,荆瑞勇,王丽艳,关向军,孙宇峰,王广达,韩如月,石杰,郭永霞

Effects of Sinorhizobium SD101 Inoculation and Shading on Nitrogen Fixation and Photosynthesis of Medicago sativa L.

Shuxia Liu,Guojiang Wei,Ruiyong Jing,Liyan Wang,Xiangjun Guan,Yufeng Sun,Guangda Wang,Ruyue Han,Jie Shi,Yongxia Guo

表6 恢复光照后紫花苜蓿叶绿素的荧光参数

Table 6 Alfalfa leaf chlorophyll fluorescence parameters after light recovery

项目Item 未接种Non-inoculated 接种SD101 Inoculated SD101 未避光Unshaded 避光Shaded 未避光Unshaded 避光Shaded Fv/Fm 0.822±0.001c 0.846±0.004a 0.836±0.013b 0.843±0.014ab ΦPSⅡ 0.635±0.011a 0.599±0.014b 0.638±0.006a 0.636±0.016a qP 0.847±0.009a 0.810±0.011c 0.849±0.009a 0.828±0.003b qN 0.304±0.016a 0.284±0.005a 0.289±0.008a 0.247±0.007b