Section 603.15 - United States inspection certificates as evidence(1) Any inspection certificate issued by any licensed inspector of the Bureau of Agricultural Economics, of the United States Department of Agriculture under the laws of the United States or the regulations of the Secretary of Agriculture of the United States, showing the grade, quality, condition or the size, pack or method of loading for shipment of any agricultural, horticultural or citricultural products shall be received as competent evidence in all proceedings in any of the courts of this state, except when offered in behalf of the state in criminal prosecutions.(2) Every such certificate when offered in evidence shall be prima facie evidence of the truth of all matters and things set forth therein.ss. 1, 2, ch. 12056, 1927; CGL 2011; s. 7, ch. 22858, 1945.