FAISALABAD— Modern practices like integrated pest management must be promoted and practiced in fields to reduce hazardous usage of pesticides. This was stated by University of Agriculture Faisalabad Vice Chancellor Prof Dr Iqrar Ahmad Khan here on Thursday while addressing annual function of Department of Entomology, UAF. The vice chancellor said weak plant protection mechanism, climate changes and new diseases were bringing loss. He said contamination with pesticide residue and toxicants were resulting in rejection of agricultural export. He added that plant protection measures help increase per hectare yield by protecting the crops from diseases and controlling the pests.