1, protect the mulch, heat preservation. In the early spring, the damaged plastic film will be compacted and compacted with soil in a timely manner to remove the debris on the membrane and increase the transparency of the plastic film.
2, strengthen fertilizer and water management. In late March, pouring back to Qingshui, urea and 20 kg of water will be applied to the water. The water should not be brought too early to avoid affecting the temperature rise. In late April, water will be pumped into water, 15 kg of urea will be flushed, or 20 kg of compound fertilizer will be used. In the first half of the month, garlic was poured into the water to dilute, 20 kg of compound fertilizer was applied, and 3-4 kg of potassium dihydrogen phosphate was added. After garlic was added, the garlic quickly expanded. This fertilizer can meet the growing demand of garlic.
3. Prevention of pests and diseases: The main diseases of garlic are yellow leaf tip, purple spot, leaf blight, and bacterial soft rot. Insect pests include mantle and red spider. Yellow leaf tip disease is a physiological disease, prone to occur in late March, can be sprayed 1000 times in late March sprayed peptide or 500 times spray depot, against 0.3% urea, once every 7 days, continuous spray 2 times, the effect obvious. Purple spot, leaf blight, bacterial soft rot can be combined with prevention of yellow tip disease at the same time. Good preventive and therapeutic drugs include copper masters, Terex, thiophanate methyl and others. The control of mantle can be used at the end of March or early April to irrigate the roots with 1000 times or combine 750-800 times and 1000 times omethoate with water. Prevention and control of red spiders, can be sprayed in late 3rd old farmers or vegetable worms to prevent and so on.
Danyang Weisheng Automotive Technology Co., Ltd , https://www.dywizsinparts.com