With the approval of the Minister, the Commissioner may ¾

(a) by agreement with the appropriate authorities, bodies or owners conduct experiments and demonstrations pertaining to soil conservation and reclamation on any lands;

(b) employ such workmen and other persons as he may require from time to time for the conduct of such experiments and demonstrations;

(c) supervise the use and application by any authority, body or person of grants of money made to such authority, body or person for the carrying out of specific projects in furtherance of the objects of this Act.