Insecticide of choice for sandfly?
Ans. is 'a' i.e., DDT Resistance to DDT has not been demonstrated in sandflies A single application of DDT or lindane has been found effective in reducing sandflies. 7 DDT residue may remain effective for a period of 1 to 2 years and lindane only for a period of 3 months.
DDT
Malathione
Paris green
None