00424naa a2200145 a 450000100080000000500110000800800410001910000200006024500720008026000090015265300150016165300220017670000180019877300620021613694351998-06-15       1992    bl ---       0--  u    #d1 aPETERSON, T. A.  aA flow-through hydroponic system for the study of root restriction.  c1992  aHidroponia  aHidroponic system1 aKRIZEK, D. T.  tJournal of Plant Nutritiongv.15, n.6/7, p.893-911, 1992.