钙镁水滑石施用方式对双季稻糙米镉含量与土壤特性的影响

田琴琴, 卓乐, 陈娜娜, 郑德超, 吴小京, 喻鹏, 陈平平, 易镇邪

Effects of Calcium-Magnesium Hydrotalcite on Cadmium Content in Brown Rice of Double-Cropping Rice and Soil Characteristics

Tian Qinqin, Zhuo Le, Chen Nana, Zheng Dechao, Wu Xiaojing, Yu Peng, Chen Pingping, Yi Zhenxie

图4 钙镁水滑石用量与土壤特性及糙米镉含量的相关性 Z、W分别为早稻、晚稻；1、2分别为2021年、2022年；C为糙米镉含量。CM：钙镁水滑石用量，XZX45：湘早籼45，LLY996：陆两优996，YZX：玉针香，CLY669：创两优669，ZLY4026：株两优4026。*：P < 0.05，**：P < 0.01，***：P < 0.001。

Fig.4 Correlation between calcium-magnesium hydrotalcite and soil characteristics and cadmium content in brown rice Z and W indicate early rice and late rice, respectively; 1 and 2 indicate 2021 and 2022, respectively; C indicates cadmium content in brown rice. CM: calcium magnesium hydrotalcite dosage, XZX45: Xiangzaoxian 45, LLY996: Luliangyou 996, YZX: Yuzhenxiang, CLY669: Chuangliangyou 669, ZLY4026: Zhuliangyou 4026. *: P < 0.05, **: P < 0.01, ***: P < 0.001.