Question

Which hwavy metal accumulates in soil by regular use of phosphatic fertilizer?

Answer 1

Phosphorous (P), which is supplied mainly through chemical fertilizers application, is considered an essential nutrient element for growth and development of plant crops. Its deficiency constitutes a major limiting factor in the crop production of the world [1]. Heavy metals like cadmium (Cd), lead (Pb) and arsenic metalloid (As) have been found in P fertilizers and are considered the most important of health concern [2]. These elements are regarded toxic [3,2] and classified as carcinogenic