Feb. 20 (UPI) --Soils around the world are running low on potassium, a key nutrient needed for plants to grow. This ultimately means we may not be able to grow enough food for everyone. But it's not ...

Potassium deficiency in agricultural soils is a largely unrecognized but potentially significant threat to global food security if left unaddressed, finds new research involving researchers at UCL, ...

The right amount of calcium in the soil can help plants grow healthy and strong. Test your soil first to determine how much ...