Minn. Stat. § 336A.05: EFFECT OF FILING ON PERFECTION AND PRIORITY.

Filing under this chapter does not affect the perfection of security interests filed under the Uniform Commercial Code or a farm products statutory lien filed in accordance with the provisions of law under which it was created and does not affect the priority of a security interest in farm products or a farm products statutory lien except as provided in section 336A.15 or 336A.16 and United States Code, title 7, section 1631.