000 00337nam a2200133Ia 4500
008 220216s9999 xx 000 0 und d
100 _aBoon W C
245 0 _aWeed control by manual methods and by herbicides
260 _bPlanters Bulletin
_c1966
300 _a199-202
650 _aHerbicides
650 _aWeed control
942 _cJS
999 _c72335
_d72335