What is spring food?

Spring vegetable is a vegetable of the genus Lactuca. Spring vegetables have more leaves, accounting for a large part, and fewer stems. In Beijing, Tianjin and other areas, since the Beginning of Spring, many families will buy spring vegetables to eat, this habit has also spread to this day.

Transplanting methods of spring vegetables

1. Seedling training: in order to make the seedlings adapt to the external environment and watch the weather forecast to refine the seedlings, it is generally carried out 7 days before transplanting. For the seedlings bred in the greenhouse, the temperature is above 8 ℃ in the evening, the greenhouse film and intima can be ventilated around, the temperature is below 8 ℃ at night, the greenhouse film should be closed but the intima can not be covered, and the temperature is below 3 ℃, then refer to the winter seedlings for management.

2. Medication: the seedlings should be given marriage medicine 3 days before transplanting, and 100 jin of water per packet or 30 jin of gram aldicarb per packet can be added to kill aphids at the same time. In order to restore growth after planting and shorten the slow seedling period, spray 40 jin of water with Genwang 1 bag 2 days before transplanting (Root Wang is rooting powder, dissolve with alcohol or 50-degree soju and then mix with water), no matter spraying fertilizer and topdressing, should be sprayed to the front and back of the leaves and the leaves, preferably on a sunny day at about 10:00 in the morning.

3. Transplant to greenhouse or field: the seedlings should be watered thoroughly the day before transplanting, and several sunny days should be selected for transplanting. Generally, it is safe to transplant on April 6, and if transplanting to the field in the middle of March, it is necessary to adopt double-film mulching, and it is best to transplant the seedlings raised in nutrition bowl. To cover the film while transplanting while watering (transplanting to the field, in addition to the cover microfilm, but also arch a layer of media), you can also use 30% mature human and animal dung water, add 20% Jinggangmycin (800 jin of water per packet of Jinggangmycin, that is, first use Jinggangmycin 1 package with 16 wine cups of water, and then add 1 cup to each bucket of dung water) to prevent the occurrence of bacterial blight and white silk disease.