00524nam a2200133Ia 4500008004100000082004800041100006500089245007200154260002400226300002100250600001600271600003500287650006800322140224s9999    xx            000 0 und d  a632.9(100)'' 1983.11.20/.25 (082.2) M3.1-.3  aInternational congress of plant protection for Human Welfare  aTenth International congress of plant protection, 1983; proceedings  aCroydonbICPPc1983  av.2;xviii,1228p.  a-Congresses  aInternational Plant Protection  aPlant protection,Crop protection,Plant protection-Human Welfare