Corn reduces arsenic toxicity in soil
![Mais](/fileadmin/_processed_/4/5/csm_Mais_1_1000x500_84e4ba4319.jpg?1712743717)
When crops grow in arsenic-contaminated soil, this toxic element accumulates in the food chain. A study involving the University of Basel has now discovered a mechanism used by corn plants to reduce arsenic uptake: the key factor is a special substance released into the soil by the roots.