00267nam a2200109Ia 4500008004100000082001300041100002000054245003300074260001900107300001000126650002100136140113s9999    xx            000 0 und d  a581.1 D7  a" Jost, Ludwig"  aLectures on plant physiology  b"Oxford, 1907"  a564p.  aPlant physiology