Many nicknames of lettuce, such as spring vegetables, thousand-legged vegetables, stem lettuce, lettuce and fragrant horse shoots, are common names for different parts of lettuce.
Spring vegetables are not traditional vegetables in Zhongshan, but characteristic varieties in Chaoshan area. It is between Chinese cabbage and mustard, which is both sweet of Chinese cabbage and bitter of mustard. A few years ago, only the local Chaozhou restaurant was specially transported from Chaoshan to eat. In recent years, spring vegetables are very popular among Zhongshan people, and they are also planted locally.
Transplanting method of vegetables in spring
1, seedling exercise: In order to make seedlings adapt to the external environment, seedlings should be exercised according to the weather forecast, usually 7 days before transplanting. For the seedlings raised in the greenhouse, ventilation should be carried out at night when the temperature is above 8℃, and ventilation can be carried out around the membrane and intima of the greenhouse. At night, the greenhouse membrane should be closed, and the inner membrane should not be covered. When the temperature is lower than 3℃, it shall be managed as overwintering seedlings.
2. Pesticide application: 3 days before transplanting seedlings, get ready to deliver drugs, add 65,438+000 kilograms of water to each package for sterilization or 30 kilograms of water to each package for carbofuran, and add 65,438+0 to each 30 kilograms to kill aphids.
3. Transplanting to greenhouse or field: water the seedlings one afternoon before transplanting, and transplant the seedlings for several sunny days. Generally, it is safer to transplant on April 6. If it is transplanted to the field in the middle of March, it should be covered with double films, and it is best to transplant the seedlings cultivated in the nutrition bowl.