Experts do not recommend to buy the lettuce and other greens, Packed in plastic bags. Such conditions are ideal for the reproduction of intestinal bacteria. It is better to buy vegetables without artificial packaging, scientists say.
Should be particularly careful when buying leafy vegetables with damage to the leaves. This factor is fundamental for the reproduction of Salmonella enterica. Bacteria are easy to connect with the juice of the plant and form a biological film to remove water which is very difficult.
According to laboratory studies, the salad, lay in the plastic package 5 days in the refrigerator contains not less than 100,000 bacteria Salmonella enterica. Salmonella inevitably fall on the leaves in the process of growing vegetables in open ground. While in the package, pathogenic bacteria actively reproduce using artificially created greenhouse effect.