TY - SER AU - Helsen,P. AU - Verdyck,P. AU - Tye,A. AU - Desender,K. AU - Van Houtte,N. AU - Van Dongen,S. TI - Isolation and characterization of polymorphic microsatellite markers in Galapagos prickly pear (Opuntia) cactus species U1 - 583.56 23 PY - 2007/// PB - Molecular Ecology Notes KW - Cactaceae KW - Polyploid KW - Opuntia KW - Microsatellite markers KW - Prickly pear KW - Galapagos ER -