00555naa a2200193 a 450000100080000000500110000800800410001910000210006024501050008126000060018630000080019265300100020065300220021065300220023265300100025470000200026470000170028477300600030111077712002-04-05               bl ---       0--  u    #d1 aGROENEWALD, E.G.  aCallus formation and subsequent plant regeneration from seed tissue of an Agave species (Agavaceae).  c0  cil.  aAGAVE  aCULTURA DE TECIDO  aPLANTA ORNAMENTAL  aSISAL1 aWESSELS, D.C.J.1 aKOELEMAN, A.  tZeitschrift Pflanzenphysiologiegv.81, p.369-373, 1977.