寒地水稻机械施肥肥料利用率试验  

Experiment on Fertilizer Utilization Rate of Rice Mechanical Fertilization in Cold Region

作　　者：杨卫斌 谢延彬 王红霞[1] YANG Wei-bin;XIE Yan-bin;WANG Hong-xia(Branch of Heilongjiang Beidahuang Agricultural Co.,LTD.,Jixi Heilongjiang 158403,China)

机构地区：[1]黑龙江北大荒农业股份有限公司八五四分公司,黑龙江鸡西158403

出　　处：《北方水稻》2022年第2期36-38,共3页North Rice

摘　　要：采用测土配方施肥技术,进行水稻机械施肥模式下氮肥、磷肥、钾肥的利用率现状研究,为进一步推进测土配方施肥工作提供科学依据。结果表明,水稻机械施肥氮肥的利用率为36.90%,磷肥的利用率为33.43%,钾肥的利用率为58.00%。Soil testing formula fertilization technology was used to study the utilization status of nitrogen,phosphorus and potassium fertilizer under rice mechanical fertilization mode,providing scientific basis for further promoting soil testing formula fertilization.The results showed that the utilization rate of nitrogen fertilizer,phosphorus fertilizer and potassium fertilizer was 36.90%,33.43%and 58.00%respectively.

关 键 词：水稻 机械施肥 肥料利用率 

分 类 号：S511.062[农业科学—作物学]