The State Forester shall administer the provisions of this article, including the protection, preservation and perpetuation of forest resources by means of reforestation to allow continuous growth of timber on lands suitable therefor, and is authorized to employ personnel; purchase equipment, materials, and supplies; maintain and transport equipment; and make other expenditures and payments authorized by law, and as directed by the regulations adopted for the administration of this article. In any one fiscal year, the expenditures for salaries of administrative supervisory personnel shall not exceed ten percent of the general fund appropriation and forest products taxes collected and deposited in the Reforestation of Timberlands Fund as provided in § 10.1-1174 for that particular year.