Potash is used to enhance crop yields in sulphur-deficient areas. With a rising need for increased food production as the global population heads towards seven billion people, the demand for potash and its derivatives is set to rise. Sirius Minerals is one of the companies looking to capitalise on this with a high quality grade called Sulphate of Potash (SOP) from its York Potash project. SOP is a combination of potassium with a sulphate and enhances the yield and quantity of vegetables, nuts, fruit and green leafy plants. Where the traditional Muriate of Potassium (MOP) can reduce the quality of crops over time, due to a build-up of chloride, SOP is said to improve crop mass, water content, taste and colour in addition to extending shelf life.
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