000 00256nam a2200109Ia 4500
008 161118s2016 xx 000 0 und d
100 _aAhlgmen, G.H.
245 0 _aPrinciples of Weed Control
260 _bJohn Wiley
_c1951
300 _a368p.
942 _2ddc
999 _c25643
_d25643