(a) Appropriations.--The county commissioners may make appropriations from county money and cooperate with the Department of Agriculture, for the purpose of controlling and suppressing:
(1) dangerous transmissible diseases of domestic animals;
(2) dangerous plant diseases;
(3) insect pests; and
(4) diseases of honeybees.
(b) Agreements.--For the purpose of carrying out this section, the county commissioners may enter into agreements with the Department of Agriculture concerning terms, rules, regulations and practices for conducting the work.