The ratio of gross cropped area to the net sown area is called cropping intensity. Cropping intensity refers to raising of a number of crops from the same field during one agriculture year. It can be expressed as: Cropping intensity=(
Gross cropped area
Net sown area
)×100 Gross Cropped Area (GCA) is the total area sown once as well as more than once in a particular year. When the crop is sown on a piece of land for twice, the area is counted twice in GCA. On the other hand, Net Sown Area is the area sown with crops but is counted only once