测土配方施肥对黑龙江省讷河市水稻生产的影响

本试验针对黑龙江省多数农民水稻生产施肥存在重氮、轻磷、忽视钾的现状,结合测土配方项目工程开展了水稻测土配方施肥研究。结果表明:与当地习惯施肥相比,应用测土配方施肥技术具有改善水稻主要经济性状、促进水稻健康生长,提高黑龙江省稻作区的水稻产量和产值,扣除投入成本,测土配方施肥比当地习惯施肥净增产值42.9～91.2元/667m2,平均74.3元/667 m2;较对照净增产值17.8～38.2元/667 m2,平均31.45元/667 m2。增加了种稻农民的经济收入。

Effect of Formulated Fertilization by Testing Soil on Rice Production in Nehe

The results showed that compare to conventional fertilization,the formulated fertilization by testing soil on rice could improve major economic traits,accelerate the healthy growth of rice and enhance the yield and benefit in rice planting area in Heilongjiang.The benefit was increased by 74.6 yuan/667 m2 more than conventional fertilization and by 31.45 yuan/666.7 m2 more than control,thus increasing the farmers' returns.