Cultivation method for increasing yield of ratooning rice and reducing cadmium content and use thereof

Abstract

A cultivation method for increasing yield of ratooning rice and reducing Cd content and use thereof, belonging to the technical field of agricultural planting. The cultivation method for increasing yield of ratooning rice and reducing Cd content comprises sowing seeds of ratooning rice in middle and late March of a year, conducting transplantation in middle April of the year for growth in a Cd-contaminated rice field, performing water and fertilizer management of a first season rice, harvesting the first season rice at a position between 1st and 2nd last nodes thereof and performing water and fertilizer management of a second season rice. The cultivation method may significantly increase the yield of ratooning rice, significantly reduce the content of Cd in brown rice of ratooning rice season, and is of great significance for the safe utilization of contaminated farmland.

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