दाबसे जायगायाव भेक्टर गोसारना थामनायखौ दिहुननो अखा हानायनि सिगां आरो उनाव लारभेल नायदिंनायनि गोनांथि दं।
Larval surveillance during the pre monsoon and post monsoon is important to find out the extent of prevalence of vectors in a locality.