EVAPORITE COATED SEED PREPARATION

摘要

A fertiliser product in the form of pellets comprising: at least 80% by mass of an evaporite mineral powder having a mean grain size in the range from 50 to 400pm; and a binder; the pellets having a compression strength greater than 2kgf. Preferably the evaporite is polyhalite and the binder is a starch such as corn starch. Also claimed is a coated seed product comprising at least one plant seed and a coating comprising an evaporite material adhered to the exterior of the plant seed.