Is the rate of release of sulphur from sulphur powder comparable to that from magnessium tetra oxo sulphate vi, when applied to the soil ?

I wish to fortify some organic manures with sulphur (S) for a field experiment using a test crop-an oil seed. I am trying to consider use of either magnessium tetra oxo sulphate (vi) {MgSO4} or...

02 February 2018 9,185 1 View