All moneys coming into the said agricultural department inspection fund from whatever source are hereby appropriated and set aside for the uses and purposes of the department of agriculture, including administrative expenses of the department, salaries and/or wages of the director and of subordinates and employees, expenses of travel, communication, supplies, equipment, fixed charges, inspection, and all other necessary expenses of the department of agriculture in carrying out its functions and the duties enjoined on it by law, not otherwise provided for, and this appropriation is intended as a continuing appropriation of said fund for the uses and purposes herein mentioned; and all claims against the said agricultural department inspection fund shall be examined by said department of agriculture and certified to the state controller, who shall, upon the approval of the board of examiners, draw his warrant against said agricultural department inspection fund for all bills and claims so allowed by said department of agriculture.