Farmers in India say a novel way of growing rice and other crops has quadrupled yields while using less seed, water, and fertilizer. But some scientists doubt the gains are real.
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System of Rice Intensification
Reporters Jonathan Miller, Sam Eaton and Mary Kay Magistad have been in Mexico, Costa Rica, India, Singapore, China, Qatar, Uganda and the Netherlands gathering tape for a series of radio and TV stories about the future of food …