不同经济林生境甘肃鼢鼠洞道土壤理化性质特征研究

SoilPhysicalandChemicalPropertiesofMyospaIaxcansus TunelinDiferentNon﹒timberForestHabitats

摘要:

洞道是甘肃鼢鼠活动的主要场所,营建洞道是改变土壤微生态的重要途径 。为 了解甘肃鼢鼠生存环境的特点以 及其与周边土壤环境的差异,本研究以陕西省彬州市韩家镇白皮松样地和永乐镇花椒样地为对象,对比分析了甘肃鼢鼠洞 道区和非洞道区的土壤理化性质和土壤养分特征 。结果表明:甘肃鼢鼠的活动使洞道土壤的最大持水量和毛管持水量增 加,对土壤的速效磷含量存在着显著性的影响,对于土壤温度、土壤含水率和最小持水量、铵态氮和速效钾的影响存在着地 点差异 。这些结果表明甘肃鼢鼠的生命活动可以影响洞道环境土壤环境,可为甘肃鼢鼠的管理和防控提供科学依据。

Abstract:

Thetunne1isthemainp1acefortheactivityofGansuzokor(Myospalaxcansus).Theconstructionoftunne1 isanimportantwaytochangethesoi1microhabitat.Inordertounderstandthecharacteristicsofthe1ivingenvironment ofM.cansusanditsdiferenceswiththesuroundingsoi1environment,thisstudytookthePinusbungeanasamp1ep1ot andZanthoxylumbungeanumsamp1ep1otinBinzhouCity,ShanxiProvinceasstudyareasandcomparedandana1yzed thesoi1physicochemica1propertiesoftunne1areasofM.cansuswithcontro1areas.Theresu1tsshowedthattheactivities ofM.cansuscou1dincreasethemaximum waterho1dingcapacityandcapi1arywaterho1dingcapacityofthesoi1,and haveasignificantefectonthecontentofavai1ab1ephosphorusinthesoi1.Thereweresitediferencesintheefectsof soi1temperature,soi1moisturecontent,andminimumwaterho1dingcapacity,ammoniumnitrogenandavai1ab1epotasi- um.Theseresu1tsindicatedthatthe1ifeactivitiesofM.cansuscanafectthesoi1environmentofthetunne1environ- ment,andprovideascientificbasisforthemanagementandcontro1ofM.cansuspopu1ation.