The secretary of agriculture and natural resources may, pursuant to chapter 1-26 , adopt rules concerning: (1) The establishment of minimum amounts of soil amending ingredients that shall be present before a soil amendment can be registered and sold; (2) The allowance of labeling by volume rather than weight; and (3) Labeling, inspection, sampling, analysis, and distribution of soil amendment products. Source: SL 1976, ch 244 , § 18; SL 1986, ch 326 , § 38; SL 2021, ch 1 (Ex. Ord. 21-3 ), § 51, eff. Apr. 19, 2021.