what is carbonate of lime
Calcium Carbonate (Limestone) Calcium carbonate, the chief component of limestone, is a widely used amendment to neutralize soil acidity and to supply calcium (Ca) for plant nutrition.The term âlimeâ can refer to several products, but for agricultural use it generally refers to ground limestone.alcium Carbonate (Limestone) Calcium carbonate, the chief component of limestone, is a widely used amendment to neutralize soil acidity and to supply calcium (Ca) for plant nutrition.