Extraction and Spectrophotometry Determination of Sterol in Apple Seed Oil
LIU Hai-xia1，WANG Feng1，ZHAO Yan-wu1,2， QIU Nong-xue1,*
FOOD SCIENCE . 2009, (6): 146 -150 .  DOI: 10.7506/spkx1002-6630-200906031