The principal crops are millets, pulse and cotton.
The point is this: GMO crops are everywhere.
The farm of the future will rotate crops automatically and decide which fields to leave fallow.
Let them cut the crops and burn wood to their hearts' content.
After the Civil War there have been several important changes in the crops raised: the development of cotton manufacturing in the South and the utilization of cotton-seed oil and meal gave impetus to cotton culture; and the discovery of the adaptability of much of the cotton land to the culture of tobacco of a superior quality resulted first in the development of a vast tobacco industry and then to a fluctuation in acreage of the crops of tobacco and of cotton, according as the price of either rose or fell.