It is best to eat dishes produced in autumn. Such as Chinese cabbage, potato, white radish, carrot, pumpkin, potherb mustard, garlic sprout, celery and so on. These dishes are naturally mature in autumn, with the most abundant nutrition and the freshest and delicious taste. Moreover, a large number of vegetables are on the market this season, and the supply is sufficient, which not only has a large choice, but also is cheap. At the same time, the autumn climate is cool, vegetables are easy to preserve and have good quality. After the autumn is cool, compared with the decrease of pests in summer, the use of pesticides is naturally reduced and safer. ?

Most seasonal vegetables, such as beans, tomatoes, cucumbers, bitter gourd and so on. , are shipped from the south, not fresh enough, the price is high. Some of them have ripening agents and preservatives. Tomatoes are the most typical: bright red fruits lack juice and taste tasteless. It is the result of "chemicalization" by additives. It is best to eat locally produced vegetables.