ManureandOdorManagementSystemsforSwineOperations猪场的粪便和臭气管理系统,作者：StevePohlAgriculturalEngineer农业工程师,1-2,EnvironmentalImpactofSwineManure猪粪对环境的影响,EnvironmentalBenefitsofManure猪粪对环境的好处,Nleachingpotential减少氮沥滤作用soilerosionsomedonot.有些添加剂起作用；有些则无用,ReducingOdorGeneration减少臭气产生Summary小结,Nutritionally,wecancontrolthelevelofnutrientexcretion从营养学角度说，我们能够控制养分的排泄水平Mustbeeconomicalfortheproducer对于养殖者来说，必须是经济的Additivesvaryineffectiveness添加剂的作用效果千差万别Operationsvaryineffectivenessofthesameadditive同样一种添加剂在不同猪场
