海泡石和生物炭对水稻镉和砷吸收积累的影响

江素珍, 许超, 王中元, 郑沈, 陈建国, 朱捍华, 黄道友, 张泉, 朱奇宏

Effects of Sepiolite and Biochar on the Uptake and Accumulation of Cadmium and Arsenic in Rice

Jiang Suzhen, Xu Chao, Wang Zhongyuan, Zheng Shen, Chen Jianguo, Zhu Hanhua, Huang Daoyou, Zhang Quan, Zhu Qihong

图4 不同指标相关性分析 CdR：根Cd含量，CdS：茎Cd含量，CdL：叶Cd含量，CdG：米Cd含量，AsR：根As含量，AsS：茎As含量，AsL：叶As含量，AsG：米As含量，CdIP：根表铁膜Cd含量，AsIP：根表铁膜As含量，FeIP：根表铁膜Fe含量，A-Cd：有效态Cd含量，A-As：有效态As含量，A-Fe：有效态Fe含量。“*”、“**”和“***”分别表示在P < 0.05、P < 0.01和P < 0.001水平显著相关。

Fig.4 Correlation analysis of different traits CdR: root Cd concentration, CdS: stem Cd concentration, CdL: leaf Cd concentration, CdG: rice Cd concentration, AsR: root As concentration, AsS: stem As concentration, AsL: leaf As concentration, AsG: rice As concentration, CdIP: Fe plaque Cd concentration, AsIP: Fe plaque As concentration, FeIP: Fe plaque Fe concentration, A-Cd: soil available Cd concentration, A-As: soil available As concentration, A-Fe: soil available Fe concentration.“*”,“**”and“***”are significantly correlated at P < 0.05, P < 0.01和P < 0.001 levels, respectively.