8Fisher K. Population. Mobility and Habital Selection of the Butterfly Lyeaena hippotho/ (Lyeaenidae: I.yeaenini) in Westen Germany[J]. Nota I.eidopterologica , 1998,21 (1):14 30.
9Tornas C. Extinction. Colonization. and Metatx)pulations: En- vironmental Tracking by Race Species[J]. Conservation Biol- ogy. 1994,8(2) :373-378.
10Hanski I,Pakkala T, Kuussaari M. et al. Metapopula- tion persistence of an endangered butterfly in a fragmen- ted landscape[J], Oikos, 1995 (72) ; 21-28. Copenhagen.
