开原市水稻测土配方施肥技术及应用效果

The Technology of Formula Fertilization and Its Application on Paddy Field in Kaiyuan City

在开原地区进行水稻测土配方施肥技术应用示范,结果表明:测土配方施肥比常规施肥平均增产稻谷45.1 kg/667 m2,增产率达7.58%;节省肥料施用量3.15 kg/667 m2,增加经济效益84.76元/667 m2。这说明推广应用测土配方施肥技术切实可行,增产、节肥效果稳定。

In the paper, a test of formula fertilization in paddy field in Kaiyuan was carried out, the results showed that： in comparison with the traditional fertilization, the formula fertilization increased rice yield by 45.1 kg/667 m2 or 7.58% in the average; the application of fertilizer reduced 3.15 kg/667 m2, and increased economic benefits by 84.76 yuan/667 m2, which proved that the formula fertilization has significant effect on yield and should be vigorously popularized.