Fertilizer Use in Sri Lanka with special reference to CKDu
Fertilizer use in Sri LankaPresent in phosphate fertilizers Produced from naturally occurring phosphate rock A common phosphate mineral is apatite Depending on the phosphate rock TSP can have cadmium from 10 100 ppm Phosphate and Cadmium Contents of Phosphate Rocks Country Average P2O5 % W/W Average Cd ppm Algeria