Snow pea rust is very harmful, how to prevent snow pea rust?

1) Choose early-maturing varieties and sow them in time to prevent pre-winter disease.

2) Reasonable dense planting, pay attention to drainage after rain.

3) At the beginning of the disease, use 50% sulfur suspension or 15% powder rust 1200 times, once every 10 days, 2-3 times in a row. In areas where resistance to the above fungicides is developed or when the disease is severe, 10% of the 1500 times of the disease will be used for treatment.

It can be controlled by drugs, spraying some pesticides on soybeans, so that the problem is solved.

In the process of growth, we must replenish water in time, and supplement nutrition, and spray pesticides when pests and diseases are found, so that we can effectively prevent and control them.

Abstract In the process of planting snow peas, there are some pests and diseases due to various problems, generally speaking, there are these pests and diseases: root rot, leaf miner fly, powdery mildew, bean pod borer, aphid.

Diseases of snow peas.

In the process of growing snow peas, there are some pests and diseases due to various problems, generally speaking: root rot, leaf miner fly, powdery mildew, bean pod borer, aphids.

Insect pests include: spotted submarine fly, aphid, red spider, bean pod, whitefly diseases are: root rot, red root, powdery mildew, rust.

Pests can be treated with pesticides such as fly amine, imidacloprid, acetamiprid, Bacillus thuringiensis, chlorantraniliprole, and homochlorothiamethoxam.

1.Disease. Common diseases of snow peas include blight, powdery mildew, anthracnose and blight, etc., which mainly damage the plants and leaves of snow peas.

After the occurrence of root rot, it is difficult to prevent it. For prevention, you can choose 40% root rot 400 times solution, or 70% methyl tobuzin wettable powder 1000 times solution, or 58% Ruifuzim wettable powder 600 times solution, or 50% carbendazim wettable powder 400 times solution, or 75% chlorothalonil wettable powder 600 times solution, or 77% killable wettable powder 600 times solution, or 64% alum wettable powder 900 times solution, any of the above pesticides plus amino acid liquid fertilizer 600 times liquid, plus fulvic acid 500 times liquid, Add 1000 times of rooting powder and spray. Spray once every 7 days, 2-3 times in a row, alternately, focusing on the base of the main stem of the plant.

If the above liquid medicine is used to irrigate the roots of the plant, the effect is better.