Six key points after planting spring eggplant in big 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℃ during the day, 15℃~20℃ at night, after slow seedlings, should pay attention to ventilation, so that the shed temperature maintained at 23℃~25℃ during the day, generally not more than 33℃.

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 fruit drop, when the door eggplant egg is large, combined with watering, every 667 square meters of urea 10 kg, after depending on moisture appropriate increase watering times.

Third, pruning and picking the heart of the door after sitting, you can knock off all the branches and old leaves below the door, and 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 To prevent eggplant from falling flowers and fruits, 20×10-6 2,4-D aqueous solution can be used to dip flowers, or 50×10-6 anti-falling elements can be used to spray flowers.

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 of 64% frost Yike WP or 500 times of 64% Sandufan WP, irrigate roots once every 7~10 days for 2~3 consecutive times.

Eggplant verticillium wilt occurred, with 50% carbendazim wettable powder 500 times solution irrigation roots, each plant irrigation to the good solution 0.5 kg. 7~10 days for 2~3 times.

Eggplant brown streak disease, 75% chlorothalonil wettable powder 600 times solution or 40% methamidophos wettable powder 600~700 times solution, 7~10 days spray once, continuous spray 2~3 times.

When eggplant gray mold occurs, you can choose to spray Nong 2 (a small bag of water).

Eggplant pests are mainly aphids and eggplant borer, available abamectin 2000 times liquid spray.

6. Timely harvest eggplant cultivated in large arch shed in spring, from flowering to harvesting tender fruit, if normal management, generally takes 20~25 days.

"Menqie" began to harvest around May 1. When the fruit surface close to sepals has no white, fruit surface luster has not yet receded can be harvested. The best time to harvest eggplant is in the morning, when the fruit is full and bright.