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提起保存鸡、鸭、鹅蛋,大家都有这样的实践,冬季里,蛋存放3～4个月不坏,而在炎热的夏季短时间就会变质,这是什么原因?肉眼看,蛋的表面光滑无缝,微生物是怎样钻进去的呢?原来,鲜蛋的表层并非光滑无缝隙,在显微镜下可以看到蛋表层象鱼网一样,真是百孔千疮。微生物可以不费力气地透过孔隙钻到蛋里边去。夏季温度高,细菌大量繁殖,破坏蛋白质组织,使蛋变坏。预防的措施就是杜绝有害微生物侵入蛋内。常用的方法有以下几种:
Put up to preserve chickens, ducks, goose eggs, we all have such a practice, in winter, the eggs stored 3 to 4 months is not bad, but in the hot summer will be a short time deterioration, what is the reason? The naked eye, the egg The surface is smooth and seamless, how is the microorganism going in? Originally, the surface of the fresh egg is not smooth and seamless, and the surface of the egg can be seen under the microscope like a net. Microorganisms can easily drill through the pores to the inside of the eggs. High temperatures in summer, bacteria multiply, destroy the protein organization, so that the egg worse. Prevention measures are to prevent harmful microbes invade the eggs. Common methods are the following: