Discussion on the Transform of the University Library Information Ecology Circulation in Post Digital Libraries Era

LIU Xun, LIU Pei, YANG Liu, ZHAO Kai-hui （1.Library of Hunan Agricultural University, Changsha 410128, China; 2.College of Resources and Environment of Hunan Agrieuhural University, Changsha 410128, China）

Library Research . 2015, (2): 7 -10 .