CAJ | 학술논문

分析萧县土壤养分的现状及变化趋势,结果表明,与1982年第2次土壤普查结果相比,萧县土壤有机质含量显著增加,平均增加7.3 g/kg;土壤pH平均下降了0.2,土壤碱度得到改善;全氮含量显著增加,平均增加0.27 g/kg;速效磷含量极显著增加,平均增加14.6 mg/kg;速效钾含量平均增加了15.4 mg/kg。
분석소현토양양분적현상급변화추세,결과표명,여1982년제2차토양보사결과상비,소현토양유궤질함량현저증가,평균증가7.3 g/kg;토양pH평균하강료0.2,토양감도득도개선;전담함량현저증가,평균증가0.27 g/kg;속효린함량겁현저증가,평균증가14.6 mg/kg;속효갑함량평균증가료15.4 mg/kg。
The soil nutrient status and changing trend of Xiao County were studied.The results showed that,compared with the second soil census results in 1982,organic matter content of the soil increased significantly,the average increased by 7.3 g/kg.Soil pH average dropped 0.2,soil alkalinity improved.Total nitrogen content increased significantly,the average increased by 0.27 g/kg.Available phosphorus content increased significantly,the average increased by 14.6 mg/kg.The content of available kalium grew by an average of 15.4 mg/kg.