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.

• 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。