桉树科技2023,40(2):80-84EUCALYPTSCIENCE&TECHNOLOGY________________________________作者简介:张泽尧(1970—),男,本科,高级工程师,从事森林资源培育、经营规划与管理研究。E-mail:13977232562@163.com*通信作者:唐健(1980—),男,博士,教授级高级工程师,从事土壤质量与环境方面的研究。E-mail:piscestony@qq.comDOI:10.13987/j.cnki.askj.2023.02.012化肥减量配施有机肥对尾叶桉人工林土壤肥力质量的影响张泽尧1,秦夏杰1,廖维建1,潘会彪1,唐健2*(1.广西国有黄冕林场,广西柳州545618;2.广西林业科学研究院/广西林用新型肥料研发中心,广西南宁530002)摘要:为指导桉树人工林肥料施用的科学性,文章以黄冕林场沃土工程示范林为研究对象,设置化肥减量配施有机肥以及传统施肥为对照进行试验,采集并测定15个土壤肥力指标。结果表明:增施有机肥的土壤pH值与有机质含量比传统施肥分别增加了2.70%和10.62%,有效磷的含量显著提升,说明化肥减量配施有机肥措施对于缓解土壤酸化以及提升有机质含量具有明显优势。传统施肥的土壤微量元素Ca、Mg、B等含量高于化肥减量配施有机肥,但后者的平均土壤肥力指数为(0.63)比前者(0.49)提升了28.57%,说明化肥减量配施有机肥对于肥力提升具有正向作用。关键词:土壤质量;化肥减量;有机质提升;人工林;内梅罗指数法中图分类号:S725.5文献标志码:AEffectofReducingChemicalFertilizerandApplyingOrganicFertilizeronSoilFertilityQualityofEucalyptusurophyllaPlantationsZHANGZeyao1,QINXiajie1,LIAOWeijian1,PANHuibiao1,TANGJian2*(1.GuangxiHuangmianState-ownedForestFarm,Liuzhou545618,Guangxi,China;2.GuangxiForestryResearchInstitute,Nanning530002,Guangxi,China)Abstract:Inordertoguidethescientificapplicationoffertilizerineucalyptplantations,thisstudyexaminedafertilesoilprojectdemonstrationforestofHuangmianForestFarmandcomparedtreatmentsinvolvingchemicalfertilizerreductioncombinedwithorganicfertilizerandalsotraditionalfertilizer.Forthis,soilsampleswerecollectedandanalysedtoenable15soilfertilityindexestobecalculated.TheresultsshowedthatthepHvalueandorganicmattercontentofthesoilsin-creasedby2.70%and10.62%respectively,comparedwiththetraditionalfertilization,andthesoilcontentofavailablephosphorusincreasedsignificantly,indicatingt...