INDICATORS ON TSP FOR RICE CULTIVATION SRI LANKA YOU SHOULD KNOW

A method is described for the production of a nonhygroscopic fertilizer from apatite by procedure with hydrochloric acid.These factors may be concentrated in sediments a result of the too much and continuous usage of fertilizers. Based upon correlation analyses, P2O5 displays noticeably and moderately positive correlations with Ca and K2O, respecti