Sulfur is used to lower the pH of alkaline soils (those with pH above 7.5). Elemental sulfur, gypsum, ammonium sulfate and Epsom salt are sources of sulfur normally available for purchase.

A new paper out today in Nature Geoscience identifies fertilizer and pesticide applications to croplands as the largest source of sulfur in the environment—up to 10 times higher than the peak sulfur ...

But Ebbs, who co-authored a study on cesium uptake in plants in 2003, says more tests are needed to determine the long-term impact of CsTolen A on the environment.

Plants have two main uptake mechanisms to obtain iron (Fe) from the soils. The type of strategy employed depends on the botanical classification of the plant. In the so-called strategy-I mechanism ...