How does eggplant survive the winter in greenhouse

Eggplant is a best-selling vegetable in the market, and in winter in order to meet the market demand, planting will adopt greenhouse planting, greenhouse planting eggplant fewer diseases and insect pests, higher quality. But in eggplant winter is the need to take some measures, then eggplant how to winter it? Let's get to know each other.

1. Variety selection

The eggplant planted in the greenhouse should choose the seed quality, and must choose the varieties with full particles, strong disease resistance and low temperature resistance, so as to ensure better germination and sun-drying seeds in the greenhouse. Before ensuring, soak the seeds with carbendazim, and sow them on the sorted soil after germination and shell breaking. The sowing should be uniform. Cover with fine soil, water once, when the seeds grow out of 4 leaves can be transplanted, transplanted with soil, to facilitate survival, generally transplanted about 2000 plants per mu, can maintain excellent air permeability, in addition to appropriate increase ventilation can make seedlings stem growth robust, fruit setting rate is also relatively high.

2. Temperature-controlled seedlings

After transplanting, the most important thing is to control the temperature and carry out the pier seedlings. If the temperature in the greenhouse is high at noon, it is necessary to cool down through ventilation and keep the temperature at about 28 degrees Celsius, which is suitable for the growth of eggplant. The temperature at night shall not be lower than 10 degrees Celsius, otherwise it will lead to freezing injury of eggplant seedlings. When seedlings grow to 5 leaves, fertilizer and water management should be strengthened. Small pits should be dug when they are about 10 cm away from the roots for fertilization. After covering, they should be watered for irrigation. This can promote the root system to absorb fertilizer as soon as possible and improve fertilizer utilization rate.

3, pinch fork

Eggplant growth needs to pinch fork, to remove some branches and leaves, leaving the main head of the stem, so that layers of flowering. In the management of flowers and small fruits in time to thin out, generally a layer of the top left 3-4 flowers, so that there are 3-4 eggplant can bear fruit, do not leave too many fruits, otherwise it will let eggplant growth bad.

4, insulation

In November into the cold winter, at this time to timely cover the greenhouse straw mat for insulation, every day from 5 p.m. is to cover the straw mat, to layer by layer of overlapping coverage, so as to reduce the degree of plastic foam exposure, can be excellent insulation. Wait until 9 a.m. the next day to remove the straw mat, so that the temperature can be maintained, so that eggplant growth more vigorous.

The above is how greenhouse eggplant winter introduction, hope to help you, want to know more related knowledge, please pay attention to us.