00413nam a2200121Ia 4500008004100000082001400041100001500055245005800070260004100128365000600169630005800175730005800233100415s9999    xx            000 0 und d  b5787a580  aParker,B.M  aThe Plant World : The Basre Sciences Education Series  aEVANSTONc1957bROW PETERSON AND CO.  b0  aThe Plant World : The Basre Sciences Education Series  aThe Plant World : The Basre Sciences Education Series