[Agricultural Technology Small Classroom] Winter Solstice Vegetable Farming

[agro-technical class] the Winter Solstice solar terms vegetable farming

The Winter Solstice in the north has the shortest light, so the vegetables, melons and fruits cultivated in the protected area should be exposed early and covered at night to see more sunlight in order to increase the temperature to promote growth. Zhongtian brand plant growth lamp can be used to supplement light.

Topdressing of overwintering vegetables should be applied with 5kg of omnipotent potash king and 1kg of small water, the effect of root and fruit expansion is good, and the effect of raising head is good with 2kg of Lujian and 2kg of bacon per mu.

The temperature of eggplant fruit vegetables, melons and fruits and leaf vegetables should be about 20 ℃, 20-25 ℃ and 15-20 ℃ respectively.

Brightening: shed north-south direction, often scrub plastic film, choose transparent film.

The management of eggplant, tomato, sweet pepper and other overwintering seedlings should be strengthened and covered with multiple layers to promote the strong growth of vegetable seedlings. Seedling stage should also pay attention to inter-seedlings, the weak seedlings, etiolated seedlings, the growth of over-fine tall seedlings, sub-seedlings pseudo-planting. At the same time, we should avoid diseases caused by excessive humidity, especially pay attention to the prevention and control of seedling quenching.

Strengthen water and fertilizer management and cold prevention measures. Sow cold-tolerant Chinese cabbage and spinach and other green leafy vegetables for early spring.

The temperature-loving crops such as cucumber, sweet pepper and tomato in the winter greenhouse should prevent the occurrence of downy mildew, gray mildew and leaf mildew, and be resistant to gray mildew: fruits.

First, remove the diseased flowers and fruits.

Second, first use Pure Land Ling 30g mixed with water 10 public sprayer spray

Third, use Kaiser 25 grams + chlorothalonil 20 grams + brown sugar 50 grams + Zhuangyuanjia 30 grams mixed with water 30 jin spray effect is good, improve the control effect and promote growth.