钢渣对辽宁省水稻的增产作用

Effect of Slag on Rice in Liaoning Province

在辽宁省主要类型的水稻土上,通过田间试验研究了钢渣作为硅肥对水稻增产作用。结果表明:施用钢渣可改善水稻的生长状况;提高水稻植株中SiO2和籽粒中K2O的含量;增加水稻产量,增产幅度为8.3%￣20.9%。

Effect of slag used as Si-fertilizer on rice in major paddy soils of Liaoning Province was studied by field experiment. Results showed that slag application could improve growth of rice, increase SiO2 concentration in plant and K2O in grain of rice, and increase in yield by 8.3%~20.9%.