Determination of 16 amino acids in Hordeum vulgare L. var. nudum Hook.f and Cordyceps militaris by RP-HPLC with pre-column derivatization
YU Rui-tao, ZHANG Yu-pei, WU Nan, WANG Xiu, WU Xiao-ke, MEI Li-juan, YANG Xiao-bing, TAO Yan-duo
NATURAL PRODUCT RESEARCH AND DEVELOPMENT . 2020, (增刊2): 73 -78 .