opt to select green food for their family. Green food has been labeled as a kind of healthy, delicious and fashionable food. This is perhaps the most important reason for the popularity of green food. On the other haod, with the advance in living standard, people will pay more attention to the quality of food and their raised income is enough to cover the expenditure of food with a comparatively high price.

绿色食品的价格往往高于普通食品 ，为什么还能如此受欢迎呢?一方面
，最近一系列的食品安全事件使消费者心有余悸 。为了买到更值得信赖的食品，更多的家庭主妇选择了绿色食品
。绿色食品已成为健康、美味和时尚食品的代表。这也许是绿色食品受欢迎的最重要的原因 。另一方面 ，随着生活水平的提高，人们更关注食品的质量
，而他们的收入也足以支付价格比较高的食品
。

With the development of the society, green food is certainly to hold a larger portion in the market. In the near future, people will be accustomed to enjoy the fresh vegetable, fruits and cereals without pesticide residues, artific