Soils contaminated with zinc from mining, refining, or fertilizing with zinc-bearing sludge can consist of various grams of zinc for every kilogram of dry soil. Amounts of zinc in surplus of five hundred ppm in soil interfere with the ability of crops to soak up other crucial metals, for example https://infrared-zinc-sulfide53063.bloggactif.com/28364451/detailed-notes-on-infrared-zinc-sulfide