The trustees of an agricultural high school in one county may acquire by donation the plant (including lands, buildings, and equipment) of a privately owned educational institution situated on land outside of but adjoining the county line, and thereon and therewith maintain and operate an agricultural high school as though it were wholly located in the county receiving the donation. All laws governing the maintenance and operation of agricultural high schools shall apply to the operation, management and control of said high school as if it were situated within the county operating it.