The level of resistance of C. pavonana to profenofos synthetic insecticide in Garut district was considered low if compared to that reported by other researches in other locations. A study by Suharti (2000) indicates that resistance ratio value of C. pavonana in Sukawargi village, Cisurupan district is 1.50. Sajali (2011) reported that resistance ratio value of C. pavonana in Mekarjaya, Cikandang, and Simpang village of Cikajang district ranged from 1.2 – 2.5. In another study, Santoso (1997) reported that resistance ratio value in Cipeusing and Barukai village, Pangalengan district reached 15.4 and 13.3. The resistance ratio value indicates resistance status. The higher the resistance ratio, the more resistant the test insects.