How to manage cucumber seedlings in winter and spring

How to manage cucumber seedlings in winter and spring

The main management measures are to control the suitable temperature in the greenhouse, promote the rapid growth of roots, make the shoots and leaves of the shoots grow robustly, and lay good results for the result period. basis. After the melon seedlings are slowly growing, the temperature should be lowered to slow the growth of stems and leaves. During the day, the temperature is controlled at 25 to 30 degrees Celsius. When the temperature exceeds 30 degrees Celsius, the air is released from the top. In the afternoon, the temperature is controlled at 20 to 25 degrees Celsius. When the temperature drops to 20 degrees Celsius, the air vents are closed and when the temperature is 15 degrees Celsius, the haystacks are covered.
The nighttime temperature is maintained at 13 to 15 degrees Celsius in the middle of the night and 11 to 13 degrees Celsius in the latter part of the night. The temperature before the exposing of the grass in the morning is about 10 degrees Celsius, and sometimes it drops to 8 degrees Celsius, or even to 5 degrees Celsius, and the short-term low temperature is not affected. The method of controlling the temperature during the day is controlled by adjusting the size of the vent, and it is not possible to cover the grasshopper so as not to affect the illumination. In the evening, cover the vents with 20cm wide openings and then lay down the straw to keep them warm. This will help reduce the humidity in the greenhouse and prevent diseases at night.

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