1. Application of this provision.

2.
(a) have, keep, or maintain within such area any collection of standing or flowing water in which mosquitoes breed or are likely to breed, or
(b) Cause, permit, or suffer any water within such area to form a collection in which mosquitoes breed or are likely to breed, unless such collection has been so treated as effectively to prevent such breeding.
(ii) The natural presence of mosquito larvas, in any standing or flowing water shall be evidence that mosquitoes are breeding in such water.