S.D. Codified Laws § 38-19A-6
Minimum ingredients required for registration of soil amendments
The secretary of agriculture and natural resources may establish rules pursuant to chapter 1-26 to set the minimum amount of any soil amending ingredient that shall be present before a soil amendment can be registered and sold.
Source: SL 1976, ch 244, § 9; SL 1986, ch 326, § 35; SL 2021, ch 1 (Ex. Ord. 21-3 ), § 51, eff. Apr. 19, 2021.