^ppest;
control;
institute,;
southern-zone;
agricultural;
research;
centre,;
pakistan;
agricultural;
research;
council,p.o.;
box-8401;
karachi;
university;
campus,;
karachi-75270,;
pakistan;
^pof;
environmental;
studies,;
university;
ofkarachi,;
karachi-75270,;
pakistan;