1,UNITE2SOILENVIRONMENTALPROCESSES土壤环境过程7.SoilFormationandDevelopment土壤形成和发育8.SoilColloidalChemistryandSurfaceReaction土壤胶体化学和表面反应9.SoilAcidity/AlkalinityandRe-doxReaction土壤酸碱性和氧化还原反应10.SoilNutrientCycling土壤养分元素循环,2,红壤,7.1Soil-formingfactorsanditsfunctions土壤形成因素及其在土壤发生中的作用7.2Pedogenicprocesses土壤形成过程7.3Soildevelopment土壤发育,7.SoilFormationandDevelopment土壤形成和发育,3,Inlaternineteenth-centuryRussia,V.V.Dokuchaevoriginallyidentifiedtheprincipalsoil-formingfactorsasclimate,biota,parentmaterial,reliefandla
