Because of the weak beta action of 35S, its compounds are relatively Harmless given that they don't seem to be ingested or absorbed by the body.[37] Like nitrogen, phosphorus and potassium, sulphur is probably the important plant nutrients. It contributes to a rise in crop yields in 3 other ways: https://sulphurcrestedcockatoosci07406.mybuzzblog.com/15660014/the-smart-trick-of-sulphur-crested-cockatoo-habitat-that-nobody-is-discussing