Cultivation method for increasing yield of ratooning rice and reducing cadmium content and use thereof Patent N° US12507615B2 BEIJING GAOWO LAW FIRM December 30, 2025 Previous patent image Next patent image Cultivation method for increasing yield of ratooning rice and reducing cadmium content and use thereof View on Google Patents Cultivation method for increasing yield of ratooning rice and reducing cadmium content and use thereof Download PDF