For the purpose of protecting and promoting the public health and welfare by providing for the control of mosquitoes and other arthropods of public health significance, mosquito control districts may be created in accordance with the provisions of this Part. A mosquito control district may be comprised of one or more contiguous counties or contiguous parts of one or more counties. (1957, c. 1247, s. 1; 1983, c. 891, s. 2.)