Key measures of spring eggplant after planting in arch shed

First, control the temperature of large arched shed cultivation of spring eggplant, eggplant seedlings after planting to slow before, to close the shed insulation, try to keep the temperature in the shed at 28-30 degrees during the day, 15-20 degrees at night, after slow seedlings, should pay attention to ventilation, so that the shed temperature maintained at 23-25 degrees during the day, generally not more than 33 degrees.

Second, fertilizer and water management In the case of good soil moisture, the door eggplant walnut as little as possible before watering, in order to improve the ground temperature, to prevent flowers and fruits from falling, when the door eggplant egg is large, combined with watering, urea 10 kg per mu, later depending on the moisture appropriate increase in watering times.

Third, pruning and picking the heart of the eggplant door after sitting, you can knock off all the branches and old leaves below the eggplant door, concentrate on nutrient supply fruit. If double trunk pruning is adopted, redundant lateral buds should be knocked out in time. When planting density is high, leave 2 leaves above flower bud of "Simudou"; when planting density is low, leave 2 leaves above flower bud of "Bamianfeng".

4. Hormone regulation In order to prevent eggplant from falling flowers and fruits, 20x10 -6 2,4-D aqueous solution can be used to dip flowers, or 50x10 -6 anti-falling elements can be sprayed.

5. Disease control and insect control The main diseases of eggplant are cotton blight, verticillium wilt, brown stripe disease, etc. Disease prevention is primary. Prevention measures include sunning seeds, soaking seeds with medicine, seed bed disinfection and crop rotation. Once the disease occurs, medication can be used to prevent it. At the early stage of eggplant cotton blight, spray 500-800 times solution of 64% Shuangyike wettable powder or 500 times solution of 64% anti-virus alum dominant powder, irrigate roots once every 7-10 days for 2-3 times continuously. Eggplant Verticillium wilt occurred, with 50% carbendazim WP 500 times solution irrigation roots, each plant irrigation 0.5 kg of good solution. 7-10 Root irrigation once a day, 2-3 times in succession. Eggplant brown streak disease, spray once in 7-10 days with 75% chlorothalonil wettable powder 600 times solution or 40% methylmethoxide copper wettable powder 600-700 times solution, continuously spray 2-3 times. Eggplant pests are mainly aphids and eggplant borer, available 40% omethoate emulsifiable 1000 times liquid spray.

6. Timely harvest of eggplant cultivated in large arches in spring, from flowering to harvesting tender fruit, if managed normally, generally takes 20-25 days. "Menqie" began to harvest around May 1. When the fruit surface has no white at the five sepals and the fruit surface luster has not faded, it can be harvested. Eggplant harvest appropriate time can be in the morning, when the fruit is full, bright color.