Cationic Exchange Capacity
The soil’s ability to store certain essential elements for plant growth is measured by its TOTAL CATIONIC EXCHANGE CAPACITY. Elements that are positively charged when in their ionic form are called cations. Here are the cationic elements of interest for plant growth: Calcium (Ca++) Magnesium (Mg+) Potassium (K+) Sodium (Na+) Copper (Cu++) Iron (Fe+++) Manganese […]