000 00309nam a2200121Ia 4500
008 250224s9999 xx 000 0 und d
020 _a195720172
082 _a581.65IVE
100 _aG.W Ivens
245 0 _aEast African weeds and their control
260 _bOxford university press
_c1971
942 _cBK
999 _c432313
_d432313