diamondback  moth,  piute/la xylostella  l. is  a  major pest of cruciferous  crops worldwide.   it  out broke in cabbage   fields  of tehran province   in  1999 and   caused considerable   yield   losses.  seven treatments  including  biological   and chemical   pesticides   were used in   the field  test.  these   treatments were as follow:  consult  (ec i 0%) 0.4 kg/h & 0.5 kg/h, carbaryle  ...