000			00335nam a2200133Ia 4500
008			140317s9999 xx 000 0 und d
082			_a632.96
100			_aHawkins,B.A.
245			_aTheoretical approachs to biological control
260			_aUK _bCambridge Univ. _c1999
300			_a412
653			_aPest Control
942			_2ddc _cBK
999			_c14551 _d14551