What to do with cabbage worms, and what to do with cabbage worms in autumn?

1. Use insecticides, such as the enemy to kill. The fruits and vegetables grown in this way need to wait for 15 days before eating, and soak in water for 5 minutes when washing.

2. Soak a little tobacco in water for 2 days, then filter out the tobacco and spray the solution directly on the stems and leaves of the crop, which can play a role in preventing pests and diseases.

Watering the vegetables, drop a few drops of wind oil essence into it, and the plant will have a certain preventive ability. Then spray the leaves with pepper water, and there will be no insects on the leaves. Boil water with dried chili peppers, about an hour, strain and spray.

3. Mix some enzymes to water vegetables, and the enzymes also have a certain insect control effect.

4. Use tea seed cake to soak in water to spray or flour + dish soap to dilute the leaf surface with water, I have tried the former, the effect is very good, the latter has not been tried, and you can plant some green onions, garlic or leeks next to the leafy vegetables.

5. Aphids grow on vegetable seedlings, and they can be removed by sprinkling plant ash. They went to the countryside to find a small bowl of plant ash and sprinkled it on the pepper seedlings, and the next day, all the aphids were eliminated.

Introduction: Nowadays, Chinese cabbage is loved by the majority of people at home, and it is not only rich in nutrients, but also rich in a variety of vitamins. Relevant medical experts believe that cabbage is conducive to soothing the stomach and replenishing energy, and for women, the use of Chinese cabbage is conducive to protecting the health of the body and improving their own health.

But what to consider is that the Chinese cabbage has worms in autumn, what should I do? Therefore, there are three suggestions.

Spraying the right amount of pesticides is known to be beneficial in curbing the production of insects, and at the same time, it can also reduce insects and avoid the appearance of clusters. It should be noted that the amount of pesticides sprayed needs to be in moderation, if too much, it will affect the taste of cabbage. At the same time, it also destroys its nutritional valueIf the human body consumes a large amount of pesticides residue on Chinese cabbage, it will not only lead to poisoning, but may also endanger human health when it is serious.

If you have relatively little experience in planting Chinese cabbage due to your hobby, you can consult the planting staff and seek the help of professionals to learn how to better plant Chinese cabbage? Growing cabbage not only requires the soil, but also watering is also the top priority, so for the good yield and quality of Chinese cabbage, you can apply fertilizer appropriately. In addition, it is necessary to prevent insect infestation, and consult the relevant planting technician.

In fact, by this season, the Chinese cabbage is already ripe, and if there are worms, it can only be used as feed for some animals to eat, and spraying drugs will have no effect.

These insects should be sprayed with a large number of pesticides to deal with them, after all, these insects will have a great impact on the growth of Chinese cabbage, so a large number of pesticides must be used in this process to deal with them.

When planting cabbage, vegetable farmers can interplant vegetables with a spicy smell such as peppers, garlic, and green onions, which have a certain insect control effect. It can also be sprayed with plant ash precipitate or sprayed with boiling water from tobacco or willow leaves. Grass ash has a certain insect repellent and insecticidal effect, and tobacco leaf willow leaves contain insecticidal ingredients, which play an insect-repellent role.

Simple and cheap.

Cabbage cultivation techniques:

Land preparation: After ploughing the field, apply special compound fertilizer for vegetables as base fertilizer, make a wide rice furrow, and wait for planting. Greenhouse seedlings are planted slowly in March and late January, and planted slowly in May from early February to late March.

Management: Top dressing once after planting live trees, second application before closing, and attention to aphid prevention in March.

Harvesting: Seedlings are harvested slowly from late February to late March in open field in March, seedlings in greenhouses are harvested slowly in late March to early April in April, and harvested slowly in May from late April to early May.

Freshly out of the cabbage insect treatment method:1. Pull out the surrounding weeds in time, destroy the living place of pests, and reduce the source of insects.

2. Sprinkle a layer of plant ash around the cabbage to effectively prevent insects, be careful not to sprinkle it on the cabbage.

3. 2-3 days after the emergence of Chinese cabbage, spray cypermethrin, emamectin benzoate, chlorantraniliprole suspension and imidacloprid mixture once, and spray again once every 5 days.

Chinese cabbage contains protein, fat, crude fiber, carbohydrates, acidic pectin, calcium, phosphorus, iron and other minerals and a variety of vitamins. Bok choy is the most mineral- and vitamin-rich vegetable among vegetables. Compared to Chinese cabbage, Chinese cabbage contains 2 times more calcium, about 3 times more vitamin C, and up to 74 times more carotene.

Insecticide method without spraying.

Grass ash insecticidal method. It is to use plant ash to control aphids, beetles and other pests, the first can directly sprinkle plant ash in the cabbage field, 30 to 40 kg per mu, and the second can be sprayed with plant ash solution, with one to two kg of plant ash solution per mu, sprayed directly in the place where the pest is infested.

Tobacco pest control law. The principle of tobacco insecticide is the same as that of plant ash, you can gather tobacco leaves or cigarette butts, and break the tobacco leaves, add boiling water to soak, wait until the water temperature drops to 20 degrees Celsius, take out the tobacco leaves and change the water to soak until there is no thick juice of tobacco water. After four times of filtration and soaking, the components in the tobacco leaves can fully react with water, and then the filtrate is sprayed on the cabbage leaves at a rate of fifty kilograms per mu.

Grass ash insecticidal method. It is to use plant ash to control aphids, beetles and other pests, the first can directly sprinkle plant ash in the cabbage field, 30 to 40 kg per mu, and the second can be sprayed with plant ash solution, with one to two kg of plant ash solution per mu, sprayed directly in the place where the pest is infested.

Tobacco pest control law. The principle of tobacco spine insect killing is the same as plant ash, you can gather tobacco leaves or cigarette butts, and break the tobacco leaves, add boiling water to soak, wait until the water temperature drops to 20 degrees Celsius, take out the tobacco leaves and change the water to soak until there is no thick juice of tobacco water. After four times of filtration and soaking, the components in the tobacco leaves can fully react with water, and then the filtrate is sprayed on the cabbage leaves with 50 kilograms per mu.

Cabbage pests and diseases.

Cabbage has a strong ability to withstand cold, like a cold climate, when cultivated in the high temperature season, it is easy to cause diseases and insects, or low quality, low yield, the main pests and diseases of cabbage are cabbage returning green worms, cabbage aphids, whiteflies and whiteflies, cabbage cataplexy and so on.

Cabbage grows bug causes.

Because cabbage is mostly planted in the open air, the seeds that fly over from butterflies and e'e will become pests that erode cabbage as the hatched insects grow up.

Cabbage long bug solution.

If there are fewer insects in cabbage, you can gently brush the insects down along the leaves with the help of a soft toothbrush, and if the number of insects is large, you need to spray in time for control.

What medicine does the cabbage have bugs.

Aphids and whiteflies can be used alternately with 10% imidacloprid wettable powder 1000-1500 times, or 10% acetamiprid 1000-1500 times, to spray on the back of the leaves, cabbage worms and beet armyworms can be used with cypermethrin or cyhalothrin with high efficiency.

Cabbage long bugs solve the trick.

1. Use yellow sticky insect boards to trap and kill aphids, whiteflies and other pests.

2. Sweet and sour liquid booby-trapping: Prepare sugar, vinegar, high liquor, water, 90% crystal trichlorfon, mix evenly and put it into a large bowl of patting, and then spray it.

Cabbage pests and diseases leak Heliang preventive measures.

Strengthen cultivation management, the land should be leveled, the drainage and irrigation system should be good, to prevent water accumulation in the field for a long time after rain and irrigation, the soil should be disinfected before planting, and fully decomposed compost must be used when fertilizing, and the varieties with strong resistance should be selected to remove the diseased plants in a timely manner, and destroy them in a centralized manner, and sprinkle lime around the plants to reduce the generation of pathogens.