CAJ | 학술논문

为了指导黔南州核桃园土壤管理与合理施肥，应用SPSS统计分析软件对黔南州的核桃优株立地土壤养分因子进行了相关分析和主成分分析。结果表明：土壤养分各指标间存在明显的相关关系；由主成分分析提取出的3个主成分可全面概括9个土壤养分指标；土壤养分指标综合得分最高的是罗甸-2号核桃。黔南州核桃优株间立地土壤养分状况存在明显差异。
위료지도검남주핵도완토양관리여합리시비，응용SPSS통계분석연건대검남주적핵도우주입지토양양분인자진행료상관분석화주성분분석。결과표명：토양양분각지표간존재명현적상관관계；유주성분분석제취출적3개주성분가전면개괄9개토양양분지표；토양양분지표종합득분최고적시라전-2호핵도。검남주핵도우주간입지토양양분상황존재명현차이。
In order to guide soil management and rational fertilization of walnut orchard in Qiannan State of Guizhou Province , the correlation and principal component analysis of soil nutrient factors were conducted by SPSS statistical analysis software .The results were as follows .There were obvious correlations between soil nutrient indexes .The nine soil nutrient indexes could be comprehensively summarized by 3 principal compo-nents extracted by principal component analysis .The comprehensive score of soil nutrient index of walnut vari-ety Luodian No .2 was the highest .There were obvious differences in soil nutrient status between walnut indi -viduals originated in Qiannan State .