内蒙古锡林郭勒草原不同固氮植物的固氮酶活性季节变化
关秀清, 杜千有, 王继伟
Determination of the Seasonal Changes of the Biological Nitrogen-Fixation Activity of Different Plants in the Xilingoule Grassland Inner Mongolia
Guan Xiu-qing, Du Qian-you, Wang Ji-wei
植物生态学报 . 1989, (4): 387 -391 .