the only loss occurring through the precipitation of phosphate ions accumulated at the lower levels, with the formation of sedimentary rock phosphate beds. Following the emergence of life from the ...

Prof. Udugamasooriya said that currently Sri Lanka only produced rock phosphate from the Eppawala deposit. While rock phosphate was good for long-term crops because it was a slow-release fertiliser ...

The balance is derived from the Brazilian fertilizer business. Mosaic’s US phosphate rock mines and Canadian potash assets provide the company with a stable input base for its products.