(1) No person shall use in connection with his name or otherwise assume, use or advertise any title or description tending directly or indirectly to convey the impression that he is a registered forester, without first having been licensed and registered as a registered forester as provided in this chapter.

(2) Except as specifically authorized in this section, no person shall engage in the practice of professional forestry as defined in this chapter or in any manner advertise or hold himself out as engaged in such practice without first being licensed as a registered forester under this chapter.

(3) Notwithstanding subsection (2) of this section or any other provision of this chapter, nothing herein may be construed as preventing or prohibiting any person from managing or otherwise conducting forestry practices on land owned by him, nor shall anything herein prohibit any regular employee from engaging in professional or other forestry practices on lands owned by the person. Also, notwithstanding subsection (2) of this section or any other provision of this chapter, nothing herein may be construed as preventing or prohibiting professional employees of public agricultural agencies from rendering forestry information, education, demonstration, and conservation planning in line of duty if the employees do not represent themselves to be registered foresters unless properly licensed or registered under the provisions of this chapter.

(4) It is the purpose of this chapter to protect the public by improving the standards relative to the practice of professional forestry, and the provisions of this chapter apply to foresters employed by the State.

(5) Nothing herein provided shall prohibit any forestry work by unlicensed persons working under the supervision of a registered forester.