Lime fertilizers

Lime (calcium) is a secundary element in plantfood. Also it advances the structure of the soil. Lime fertilizers contain next to calcium often magnesium. Magnesium also is a secundary element for plant food, but doesnot enhance the soil structure as calcium does. Next to the cations calcium en magnesium, lime fertilizers contain also a anion. In most lime fertilizers carbonate ia a complementair anion. There are also lime fertilizers were hydroxide or silicate the complementairy anoin form. It is this anion that raises the pH in the soil, because the anion is reacting with the acid ions This neutralizing effect of the lime fertilizers forms the important part of the usage of the lime fertilizers.