Collector Chandrakala has called on Adi Dravidian and tribal farmers in Ranipet district to cultivate Kuruvai. The farmers are being provided with 20 kg of seeds per acre, bio-fertilizers and rice micronutrients at a 50 percent subsidy, and a subsidy of Rs. 4,000 for rice mechanization, totaling 13,872 acres, the Collector has announced.