Medicines and Related Substances Act, 1965
R 385
"weed killer"
means any substance or remedy or any mixture or combination of any substance or remedy which is registered in terms of the Fertilizers, Farm Feeds, Agricultural Remedies and Stock Remedies Act, 1947 (Act No. 36 of 1947), as an agricultural remedy for use in connection with the combating of weeds or invader plants.