Objective: To study a method of determining nitrite in greenstuff. 目的:研究测定蔬菜中亚硝酸盐的新方法。
In 2003, per capita cash income of 479 investigated farm households is 1 492 yuan, and its sources mainly from floating employment, selling grain and greenstuff, de-farming allowance, selling products of domestic livestock and poultry and dealing dicker etc. 2003年被调查农户人均现金收入1492元,主要来源于外出打工、卖粮菜、退耕补贴、卖畜禽产品和做小生意等。
The micro-ecological significance of the traditional greenstuff pickling process 蔬菜传统腌制发酵工艺过程中微生物生态学的意义
Study on the degradation of residual insecticides on and in the vegetables and washing off method Determination of Nitrite in Greenstuff by Oscillopolarography 残留杀虫剂在蔬菜上的衰减与去除的研究示波极谱法测定蔬菜中亚硝酸盐