000 00309nam a2200121Ia 4500
008 130223s9999 xx 000 0 und d
100 _aFreeman
245 _aBiological control of weeds : Proceedings
260 _aEngland
440 _aNo. 1; Commonwealth Institute
901 _pS126386
942 _cB
_2udc
999 _c116817
_d116817