A licensed agricultural consultant is a person who is licensed by the State Plant Board to perform the following functions:
(1) Provide advice or prescriptions for the control or eradication of any insect or mite pest;
(2) Provide advice or prescriptions for the control or eradication of any plant pathogen, including nematodes;
(3) Provide advice or prescriptions for the control or eradication of any weed;
(4) Provide advice or prescriptions for the use of fertilizer, lime, or micronutrients based on soil classification and cropping systems and soil or plant tests; and
(5) Provide other functions as the board may deem appropriate.