Nitrate distribution and accumulation in soil profile in Entisol in northshaanxi, Anthrosol in Guanzhong plain, Paddy soil in southshaanxi, were studied and the relationship between soil texture and nitrate leaching was described in this paper.

• 研究了陕北黄绵土,关中土与陕南水稻土土壤剖面中硝酸盐的分布与累积,分析了硝酸盐淋移与土壤剖面粘粒含量的关系。