Section 13. Appropriation.— To carry out the purposes of this Act, including the operation of the PHILCORIN, the acquisition and improvement of the land on which the centers, laboratories and offices of the PHILCORIN shall be situated, the construction, maintenance, and repair of buildings and improvements, and the acquisition of furniture, fixtures and equipment, the sum of one million six hundred thousand pesos every year for a period of five years and one million pesos every year thereafter is hereby authorized to be appropriated out of any funds in the National Treasury not otherwise appropriated.