5HallF. Base-flow recessions A review [ J ]. Water Resources Re- search, 1968,4 (5) :973 - 983.
6Smakhtin V. Low flow hydrology:A review [ J]. Journal of Hydrolo- gy,2001,240(3/4) :147 - 186.
7Wittentrerg H. Baseflow recession and recharge as nonlinear storage processes [ J]. Hydrological Processes, 1999,13 (5) :715 - 726.
8Neitsch S, Arnold J, Kiniry J, et al. Soil and Water Assessment Tool Theoretical Documentation, Version 2000 [ M ]. USA : Texas Water Resources Institute,2005.
9Sloto R A,Crouse M Y. HYSEP:A Computer Program for Stream- flow Hydrograph Separation and Analysis[ R]. USA:US Geological Survey Water-Resources Investigations Report, 1996.
10Hydrology of Institute. Low Flow Studies[ M ]. Wallingford, Oxford- shire : Institute of Hydrology, 1980.
