论文部分内容阅读
微量元素肥料对不同施肥状况大白菜硝酸盐积累的影响黄洁，郝星，高天云（内蒙古农科院测试研究中心）一、前言近年来一些菜地由于大量施用氮素化肥造成土壤严重的硝酸盐（ＮＯ＿３）污染。蔬菜是易于富集硝酸盐的作物，有关资料介绍，人体摄取的硝酸盐８７．０％以上来自...
Effect of Trace Element Fertilizer on Nitrate Accumulation in Chinese Cabbage under Different Fertilization Conditions HUANG Jie, HAO Xing, GAO Tianyun (Research Center of Inner Mongolia Academy of Agricultural Sciences) I. INTRODUCTION In recent years, due to the large amount of nitrogen fertilizer applied in some vegetable fields, soil nitrate (NO_3) pollution. Vegetables are easy to enrich nitrate crops, the information is introduced, the body uptake of 87.0% more nitrate from ...