1. Aubertin G M (1971). Nature and extend of macropores in forest soils and their influence on subsurface water movement. U S.D A. Forest Service Research Paper, NE-192
2. Gautom M, Watanabe R, Saegiss K H (2000). Runoff analysis in humid forest catchment with artificial neural network. J Hydrol, 235: 117–136
3. Hao Z C, Feng J (2002). Current research status of water and solute in soil with macropores. Irrigat Drain, 21(1): 67–71 (in Chinese)
4. Hikaru (1989). Characteristics of pipeflow in different soil layers in forest land. J For, 70(7): 318–323
5. Hikaru K (1994). Relationship of pipeflow to soil water movement in forestry soil. J Japan Soc Hydrol Water Resour, 367: 63–115