00498naa a2200193 a 450000100080000000500110000800800410001910000170006024500570007726000060013465300090014065300150014965300220016465300210018665300200020765300120022770000170023977300480025611070562006-11-23               bl ---       0--  u    #d1 aNORTON, C.R.  aManipulation of differentiation in Spiraea in vitro.  c0  aALGA  aCITOCININA  aCULTURA DE TECIDO  aHORMONIO VEGETAL  aMICROPROPAGACAO  aSPIRAEA1 aNORTON, M.E.  tActa Horticulturaegn.226, p.191-194, 1988.