8. What made the Gangetic Plain a better agricultural land?

In South Asia’s breadbasket, farmers practice zero-tillage to reduce costs and grow more wheat. Alternate wetting and drying of rice fields helps cut water consumption by up to 50 percent. Yields of both cereals improve after laser-assisted land-levelling. Farmers save on fertilizer with ‘needs-based’ nitrogen management and use legumes to suppress weeds.