00289nam a2200109Ia 4500008004100000040003800041100002100079245002800100250000800128260002800136300001500164211215s9999    xx            000 0 und d  cJayakar Knowledge Resource Centre  aBaker, Herbert G 0aPlants and civilization  a1st  bMacmillanaLondonc1964  avi,183p p.