Study Finds Higher Yields & Lower Production Costs with Organic Cotton GM WATCH , Sept 28, 2006 Straight to the Source With India's indebted cotton farmers taking their own lives in ever increasing numbers after being ruined by expensive Bt seeds and other input costs, here's an eye catching study on organic cotton production in India. Over a period of two years, an Indo-Swiss research team collected and compared agronomic data on 60 organic and conventional farms.