不同比例有机无机肥料配施对水稻种植的影响

打开文本图片集

Effects ofCombinedApplicationofOrganicand InorganicFertilizersatDifferentRatios onRiceCultivation JIANG Fan1 ，CHENLiru1，FUQizhou1，ZHOUJiang²，SUNMei1，MENGHao²

（1.YueyangServiceCenterforAgricultureandRuralAairs，Yueyang，Hunan414Oo，China;2.HuarongCountyBureaofAgicu ture and Rural Affairs，Huarong，Hunan 4142Oo，China）

Abstract：ToexploreetechncalmodelsfortecombiedapplicationoforganicadinorganicfertlirsinicecultivationeldtralswereconductedinHuarongcountyapilotcountyforthegrenfarmingandbreedingcircularagricultureproject.Trialswerecarriedoutonrlyddle，ndlateicploingfietreatments：nertlrpplicationonvetioalferiliatio（fsac tice），optimizedchemicalfertilization，combinedapplicationoforganicand inorganic fertilizers （organicntrogenproportion： 15% ）， combined application of organic and inorganic fertilizers （organic nitrogen proportion： 30% ）.Theresults showed that the combined application of organic and inorganic fertilizers increased soil organic matter by over 0.3 g⋅kg-1 ，total nitrogen by over 0.02 g⋅kg-1 ，available phosphorus by over 0.6mg⋅kg-1 ，and available potassium by over 4mg⋅kg-1 compared to baseline levels.The treatment with 15% organicnitrogensubstitutionproedmostective.Inoclusin，appropriatelyombineganicandioanicfertlizescaniease rice yields，raise soil pH levels，alleviatesoil acidification，enhance soil nutrient content，and improve soil fertility.Substituting partof chemicalfertilizersoanicfertilzescanmproveegronomicciecyoffertiliers，promoteteductioofmicalertilizers and the enhancement of efficiency，and help local farmers change their traditional fertilization habits.

Keywords：rice;pilotgreencirularagicultureproject;diferentratioscombinedapplicationoforganicandinorganicfertlie

水稻是我国的主要粮食作物，我国超过三分之二的人口食用稻米，保障水稻稳产增产对国家安全至关重要。（剩余7575字）