Winter will coming soon, we are afraid of the cold, plant vegetables also very afraid of the cold, as long as the temperature once below 10 degrees, most plants will stop growing, if you don't do heat preservation measures in time, that we maintain long plants are likely to freeze to death in the winter, so, now you should take action right away, especially focus on the question of how plants warm, today, Here are some tips for keeping your plants warm in winter.
Greenhouse and other facilities cold protection measures
1. shed reinforcement
Sheds damaged in early rain disasters shall be repaired and repaired in time.
Focus on the inspection of the shed frame bending fracture, rear wall and around the gable crack bearing, pressure film line fracture, membrane damage, etc. Any damage must be repaired.
For the undamaged shed, these parts still need to be repaired.
① For the hole of the shed membrane can be repaired in time with the shed membrane adhesive or transparent tape, to prevent wind and rain blowing into the shed.
② For the earth wall solar greenhouse after the roof to cover the film, to prevent rain infiltration damage wall.
2. strengthen insulation
The shed is covered with insulation quilt, grass mat and other materials, and covered with a layer of plastic film;
In the shed room to build a simple small arch shed;
Around the shed, back wall, shed foot shed door covered with multi-layer thatch (curtain), can effectively wind insulation;
Prepare electric heater, air heater, heating block and other auxiliary heating items for temporary heating when cold wave hits.
- Enhance lighting
Reflective curtain can be hung on the back wall of the greenhouse, conditional can use light filling lamp, can also clean the shed film, increase light transmission.
4. improve plant resistance
It is recommended to use organic flushing fertilizer, root cultivation and mulch to maintain the stability of root absorption function.
Before the arrival of cold air, foliar fertilizer of amino acid and humic acid was sprayed in advance to increase cell activity and stability and enhance cold resistance.
Outdoor vegetable cold prevention measures
- Earthing ahead of time
Applicable to some root crops.
Before the arrival of low temperature, the cultivated soil should be cultivated next to vegetable roots to effectively loosen the soil, alleviate low temperature, prevent the root system from being frostbitten, and ensure root vitality.
For cabbage, cauliflower and other balls of vegetables, you can cover them directly with insulation and expose them to light when the temperature rises or the sun comes out.
Plant covers & row cover is made of solid fabric that can withstand different outdoor whether. Best choice to prevent frost, frost damage in winter and also keep plant away from insects. It is sturdy to be reused year after year.
- Cultivate strong plants
Replenish the plant before cooling.
Functional fertilizer was applied in combination with foliar fertilizer, such as humic acid and amino acid, to provide nutrition and improve crop resistance.