Pest control service criterion issued by Shanghai municipal government
1. Rat control criterion
- Set up 2 20 X 20 cm test pools in 15 square meters standard room, positive pools are no more than 3%; rooms with rat burrow, drop, gnaw sign are no more than 2%. The rat preventive facility unqualified rate should no more than 5% in some important places.
- Rat positive places are less than 5 in 2000 meters line of various exterior environments
2. Mosquito control criterion
- The stuff with standing water in exterior of residential or commercial customer, where mosquitoes breed. Egg and larva positive rate are no more than 3%.
- Use 500ml utensil to collect water in large or medium river or pool of city, the utensil containing either larva or nymph positive rate are no more than 3%, the numbers of larva or nymph in positive utensil are less than 5.
- Staying in special places in 30 minutes, the number of mosquito attracted by people is less than 1.
3. Flies control criterion
- The flies positive rate of important room is less than 1%, no more than 3% in other places, the number of flies in positive room are no more than 3 on average; The anti-flies facility in important places unqualified inspection rate are less than 5%; The visible flies is not allowable in food processing and trading places.
- Flies breeding area should be effectively controlled; larva and nymph positive rate should be less than 3%.
4. Roach control criterion.
- The room with roach or roach nymph should be no more than 3%, the number of big roach is no more than 5 in 1 room, German roach is less than 10 on average.
- The room with egg dress is less than 2 %, the number of alive roach in 1 room is less than 4 on average.
- The room with roach drops or skin is less than 5%.