浙江慈溪耕地土壤肥力变化研究  

Soil Fertility Changes of Cultivated Soil in Cixi,Zhejiang

作　　者：陆宏[1] 赵先军[1] 罗湖旭[1] 厉仁安[2] 诸永高[1] 

机构地区：[1]慈溪市农业局,浙江慈溪315300 [2]浙江大学环境与资源学院,浙江杭州310029

出　　处：《土壤通报》2006年第3期426-428,共3页Chinese Journal of Soil Science

基　　金：浙江省慈溪市科技局资助项目(CN2003010)

摘　　要：调查分析了慈溪市土壤肥力现状,并与第二次土壤普查(1981年)情况作了比较。表明慈溪市土壤有机质和碱解氮含量不高,速效磷较丰富,但存在着不平衡性,速效钾相对较低,特别是旱地土壤;滨海盐土和水稻土分别缺乏微量元素锌和硼;滨海盐土及部分设施栽培土壤的盐渍化威胁着作物生长。根据上述情况,提出了合理施肥及改良利用的建议。This paper deals with the changes of from the second soil survey （ 1981 ）, the current Available P is abundant, but it is not balanced. the soil fertility in Cixi city. Compared with the soil nutrient contents results show the organic matter and available N contents are in medium. Available K is low, especially in upland field. Coastal saline soil and paddy soil are lack of Zn and B. There is a salinization evidence in some protected cultivation soils. According to findings, some suggestions are put forward.

关 键 词：慈溪市 土壤肥力 变化 评价 浙江 

分 类 号：S158[农业科学—土壤学]