As soil organic matter (SOM) is broken down, the S in the organic forms is converted (mineralized) to sulfate-sulfur (written as SO 4-S). Sulfate-sulfur is the only form of S that is absorbed by plant ...

A three compartment electrochemical reactor was used in which a rare-earth containing salt along with an additive salt, ammonium sulfamate, was fed into the middle compartment. Upon electrolysis, the ...