Article 9 (commencing with Section 52941), Article 10 (commencing with Section 52961), and Article 11 (commencing with Section 52971) apply to this article, except that the secretary may increase the assessment specified in Article 9 (commencing with Section 52941) in the amount necessary to enforce the regulations adopted by the department for nonapproved varieties of cotton grown in the district pursuant to this article, in order to ensure the quality of Acala and Pima cotton grown in the district.