6De Reffye P,Edelin C,Francon J,et al.Plant models faithful to botanical structure and development[J].Computer Graphics,1988,22(4):151-158.
7Bouman B A M,van Keulen H,van Laar H H,et al.The 'School of de Wit' Crop growth simulation models:a pedigree and historical overview[ J ].Agricultural Systems,1996,52:171-198.
8De Reffye P,Houllier F.Modelling plant growth and architecture:some recent advances and applications to agronomy and forestry[J].Current Science,1997,73(11):984-992.
9Room P M,Hanan J S,Prusinkiewicz P.Virtual plants:New perspectives for ecologists,pathologists and agricultural scientists[J].Trends in Plant Science,1996,1(1):33-38.
3Xie W,Thompson R P,Perucchio R.A topology-preserving parallel 3D thinning algorithm for extracting the curve skeleton[J] .Pattern Recognition,2003,36(7):1529-1544.
4Choi W,Lam K,Siu W.Extraction of the Euclidean skeleton based on a connectivity criterion[J] .Pattern Recognition,2003,36(3):721-729.
7XIE W,THOMPSON R P,PERUCCHIO R. A topology-pre- serving parallel 3D thinning algorithm for extracting the curve skeleton[J ].Pattern Recognition ,2003,36(7) : 1529-1544.
8CHOI W,LAM K,SIU W.Extraction of the Euc.lidean skeleton based on a connectivity criterion[J]. Pattern Reeognitinn,2003, 36(3 ) :721-729.