硅藻土对水稻产量和氮肥利用率的影响

曾茜倩, 张振远, 马秀娥, 方映涵, 翟金磊, 金涛, 刘冬, 刘章勇

Effects of Diatomite Application on Yield and Nitrogen Use Efficiency of Rice

Zeng Qianqian, Zhang Zhenyuan, Ma Xiue, Fang Yinghan, Zhai Jinlei, Jin Tao, Liu Dong, Liu Zhangyong

表1 硅藻土养分含量

Table 1 Diatomite nutrient content %

SiO2 Al2O3 Fe2O3 CaO MgO K2O Na2O MnO TiO2 P2O5 烧失量Firing loss 总计Total 62.48 15.34 4.63 0.52 0.69 1.23 0.34 0.02 0.22 0.10 14.55 100.12