Agricultural lands in India was estimated to be 60.45% in 2015. Agriculture is the principal means of income in India. The agricultural lands refer to the lands that are suitable for cultivation, that is arable land. Arable lands are those lands on which temporary crops are sown and cultivated. It includes meadows, gardens and fallowed land. Permanent crops are grown on lands for longer periods of time and do not need to re-cultivated after harvesting. This includes lands on which flowers, shrubs and trees with edible food products. The areas of land which are excluded from arable lands are those lands abandoned due to shifting cultivation and slash and burn cultivation and the lands on which trees grow naturally, or woods.