Plants absorb not only nutrients but also toxic metals such as cadmium through their roots. It was previously unclear whether the toxic metals came from the soil or the fertilizers applied. Under the leadership of the Helmholtz Centre for Environmental Research (UFZ) and Duke University in Durham, North Carolina, a research team has examined wheat grains to clarify the question.
Mineral fertilizer, not soil, found to supply most toxic cadmium in wheat grains
