氮磷化肥施用次数对农业生态环境污染程度的影响研究

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文章编号：1674-6139（2026)03-0044-04

中图分类号：X592文献标志码：B

Analysis of Impact of Nitrogen and Phosphorus Fertilizer Application Frequency on Agricultural Ecological Environment Pollution Degree

WangNa，LiuLingmin，JiangChenyuan，FanMin，JiangMingbei (Agricultural and Rural Development Service Centre of Chunan,Hangzhou 3117Oo,China）

Abstract:Nitrogenandphosphorusfertilizersarecomonlyusedinagriculturalproductiontoinceaseopyields，uttheiec siveandmproperuseasrouslyplltedtheagiculturalologicaleviront.Thereforeidetoexploretheimpactofitrgen andphosporusrtilzplicationfrquecyontgeeoficultualologicalevioentplutioomprehsivexp tal station in a certain province and region was selected as the research object.Four 4m×4 m experimental fields were set up，and after thefirstfertltio,dodressgrepectielealstactbyuringlo tent,phosphoruscontent，conductivitypHalue,andhavymetalcontentTeresultssowedtatwithteincreaseofalicatiofre quency，ammonium nitrogen and conductivity increased,but had little effect on pH value.The frequency of application directly affects polution,andesuressouldbkentootrolrogenndduceposporus，ieificalldeertilationdprote cultural ecological environment.

Keywords:trogenndososfertlis；latiofrqenc；lturalologaleoent；lutionlevelductiiy

前言

随着化肥施用量的不断增加，对农业生态环境负面影响凸显[1]。（剩余4690字）