过量氮肥对不同蔬菜中硝酸盐积累的影响及调控措施研究  

Study on Accumulation Effect and Control Measure of Nitrate with Application ofExcessive Nitrogenous Fertilizer for Different Vegetables

作　　者：王庆[1] 王丽[1] 赫崇岩[1] 王晖[1] 隗晓岚 姜志霞 

机构地区：[1]吉林省农业科学院原子能利用研究所,公主岭136100

出　　处：《农业环境保护》2000年第1期46-49,共4页Agro-Environmental Protection

基　　金：吉林省科委基础研究项目

摘　　要：叶菜类蔬菜中硝酸盐含量随氮肥用量增加呈上升趋势 ,其中菠菜最为明显 ,追肥后10d出现硝酸盐积累高峰。茄果类蔬菜果实中硝酸盐的含量不受氮肥品种和施用量的影响 ,氮肥对提高蔬菜品质有良好作用。Nitrate content of leaf vegetables increased with higher fertilizer application, and it reached summit after ten_day top application, which spinach was most obvious. Nitrate content of fruit in aubergine vegetables was not affected by variety and amount of N fertilizer applied. Nitrogenous fertilizer had good action to quality of vegetables.

关 键 词：氮肥 蔬菜 硝酸盐 化肥 污染 

分 类 号：X592.032.3[环境科学与工程—环境工程]