Hydrological and ecological functions of litter layers for main forest-types in Qinling Mts.of Yellow River
LIU Guang-quan, WANG Hao, QIN Da-yong, NI Wen-jin
JOURNAL OF NATURAL RESOURCES . 2002, (1): 55 -62 .  DOI: 10.11849/zrzyxb.2002.01.009