00277nam a2200109Ia 4500008004100000020001800041082001800059100002200077245003300099260002700132300000800159140316s9999    xx            000 0 und d  a9780123725189  a632.5bZIM/FU  aRobert ,L.Zimdahl  aFundementals of Weed Science  aLondonbElsevierc2007  a666