00372naa a2200133 a 450000100080000000500110000800800410001910000180006024500680007826000090014665000140015570000200016977300490018916019011995-06-27       1979    bl ---       0--  u    #d1 aHOLLEY, J. D.  aDevelopment of a vesicular-arbuscular mycorrhiza in bean roots.  c1979  aMicorriza1 aPETERSON, R. L.  tCan. J. Bot.gv.57, n.19, p.1960-1978, 1979.