Chinese cabbage, green vegetables, lettuce and other plants are usually fed in spring; In summer, you can feed all kinds of melon and fruit peels, sugarcane, sunflower leaves, etc. Feed vegetable leaves, potato chips, carrots, etc. in autumn and winter. White jade snails don't eat grass, weeds, and refuse to eat foods with peculiar smell, such as onions, ginger, garlic, leeks, mustard, etc. Melons and tubers can be fed only after being cut into filaments or thin slices, and attention should be paid to the diversity of foods to prevent partial eclipse. In order to speed up growth and improve the spawning rate, it is best to add crushed wheat bran, rice bran, bean curd residue, yeast powder, bean powder and fish powder to the feed. Mixed concentrate such as shell powder or stone powder. Common feed formula: rice bran and bran 5%, shell powder 4%, yeast powder 8%, others (fish meal, bean powder, flour), trace elements and special additives 2%. The addition amount of concentrate accounts for 1% ~ 15% of the total feed. Feeding should be around 6: in the evening, and the feeding activity should reach its peak at 2 ~ 24: , and the next day at 6: . Air humidity 6% ~ 9%; The humidity of feeding soil is about 4%; The pH is 5 ~ 7. When the temperature is lower than 15℃, it will hibernate when it is higher than 33℃, and it may freeze to death or die of heat when it is lower than 5℃ or higher than 4℃.