00270nam a2200097Ia 4500008004100000082001600041100002600057245004300083260003800126300000800164140113s9999    xx            000 0 und d  a632.95   K1  a"Klingman, Glenn. C."  aWeed Control :As a Science 2nd edition  a1961bJohn Wiley & SonscNew York  a421