2006 (文章获取方式,可通过Email与作者联系.)
Mao JA, Yang LZ, Shi YM, et al. [yinshixue@yzcn.net for reprint] Crude extract of Astragalus mongholicus root inhibits crop seed germination and soil nitrifying activity SOIL BIOLOGY & BIOCHEMISTRY 38 (2): 201-208 FEB 2006