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Insecticide. The use of insecticides is a very effective method, it should be said that the use of insecticides is basically immediate, very effective, but we all know that pesticides have certain toxins, so it is necessary to use them with caution, especially when there are children and the elderly at home, it is best not to use them, if you want to use insecticides, you must use insecticides when you go out for a while.
Pyrethroid products. In fact, it is better to use pyrethroid drugs, why do you say so, because pyrethroid products can have the effect of contact killing, one-time use, can make the caterpillar basically completely eliminated, remember that when pyrethroid drugs are generally used, you must see the amount of medicine used, you can't use too much, this is also for your own safety considerations.
Exterminate with chicks. In fact, for some families, there may be their own small garden, so there are caterpillars, so use the chickens at home to eliminate, the advantage of this elimination is to kill two birds with one stone, can make the chickens fill their stomachs, and can also let the insects eliminate, but the disadvantage of this is that if the planting is a vegetable that the chickens also like, then it will not work.
Garden assistance to eliminate, for some caterpillars that are not easy to eliminate, perhaps you should ask the relevant departments for help, you can call your garden staff to help you eliminate caterpillars.
Take advantage of the sun. In fact, this method is not effective for some caterpillars, but most of them still have an effect together, we sometimes see a lot of caterpillars in the flower plate, in fact, if you use drugs or pesticides, then there will be damage to the flowers, so it may be better to move the flower pot to the sun and bask in the sun.
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The use of insecticides is a very effective method, and it should be said that the use of insecticides is basically immediate, and zhi is very effective.
2. Pyrethroid DAO products.
One-time use, can make the caterpillar is basically completely eliminated, remember that when pyrethroid drugs are generally used, you must see the amount of medicine used, you can't use too much, this is also for your own safety considerations.
3. Eliminate with chicks.
In fact, for some families, they may have their own small gardens, so caterpillars appear, so use the chickens at home to eliminate, so that the advantage of eliminating is to kill two birds with one stone, so that the chickens can fill their stomachs, and they can also be eliminated by insects, but the disadvantage of this is that if the chickens are planted.
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Nowadays, there are many insecticides, such as chlorethicide, cypermethrin, avermectin, phosphine, etc. Broad-spectrum insecticides such as cypermethrin are now commonly used in large quantities, which have a very good effect and are often used to kill insects in vegetables and fruit trees.
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The easiest way to get rid of caterpillars is with pesticides. Spray on the plants, every 5 to 7 days or so. Spraying about 3 times in a row can completely eliminate the caterpillar, the effect is very obvious, in the summer can also be sprayed dichlorvos agent, can play a preventive effect.
Insecticides refer to a kind of agent that kills pests, and the use of pesticides has gone through several stages: the first to be discovered are natural insecticides and inorganic compounds, but they have a single effect.
1. Large dosage and short duration of effect; Organosynthetic insecticides, such as organochlorines, organophosphorus and carbamates, are characterized by high efficiency and high or low residues, and many of them have high acute toxicity to mammals.
Precautions and key points to know for caterpillars:
Many caterpillars sting, will be very itchy, at this time to rinse with water, if itchy do not scratch with your hands, wind oil essence or cool oil, can relieve the itch, alcohol or liquor is the best disinfectant at home, flower water can also be used for disinfection, after two days should automatically get better, you can drink more water, light diet. Only those who have itching after being stung need to be removed.
There are many ways to remove the stinger, you can use various adhesive tapes, or you can use plasters such as wound and wet pain relief ointment, stick to the stinger, and then tear it apart, you can pull out the stinger. In order to remove thoroughly, do several more gluing on tearing. If there are no sticky items such as plasters, you can use a cloth towel dipped in disinfectant alcohol or iodine to scrub the sting, which can wipe off burrs on the one hand and also play an anti-inflammatory role.
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Hello, the caterpillars on the tree should be sprayed when the eggs should be, it is best not to wait for the adults to be treated. In general, it can be sprayed with dimethoate according to the proportion. I hope it helps you and I wish you a happy Mid-Autumn Festival!
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Summary. Hello dear; Caterpillars are most afraid of insecticides and pyrethroid pesticides, such as 25% chlorpyramide, 20% pyrethrife, 20% bolluride, chrysanthemum emulsifiable concentrate, permethrin emulsifiable concentrate, deltamethrin emulsifiable concentrate, etc.
Hello dear; Caterpillars are most afraid of insecticides and pyrethroid pesticides, such as 25% chlorpyramide, 20% pyrethrife, 20% bolluride, chrysanthemum emulsifiable concentrate, permethrin emulsifiable concentrate, deltamethrin emulsifiable concentrate, etc.
What pesticides are caterpillars most afraid of1, caterpillars are most afraid of pesticides, pyrethroid pesticides. For example, 25% chlorpyramide, 20% pyrethuron, 20% bollina, chrysanthemum emulsifiable concentrate, permethrin emulsifiable concentrate, deltamethrin emulsifiable concentrate, etc., must be operated in strict accordance with the instructions when using, and should not be used excessively. 2. Caterpillars have a certain degree of toxicity, if they come into contact with it, they will cause physical discomfort, and some caterpillars will also be highly toxic, such as highly toxic twelve points.
This is a larva of a moth that lives in southern Brazil, and it is recorded that many people are injured by this caterpillar every year. If you are going to a place with a lot of bugs, be sure to wear long sleeves and long pants and a hat, and don't stop under the trees for too long. If a caterpillar falls on your body, you can shake it off gently, and you must not pat it with your hands.
3. When controlling caterpillars, you can place black lights or high-pressure mercury lamps in the orchard, and you must cut off the egg masses on the twigs when you cut them in winter, and burn them intensively. The larvae should be killed in time before they disperse, and the dispersed larvae can be killed by vibrating trees. Some chemical agents can also be used to control caterpillars, such as 80% dichlorvos EC 1500 times or Nongdile EC 2000 times, 90% trichlorfon crystals 1000 times, 50% phoxanthion EC 1000 times, 25% Ekkas EC or 50% metethion EC or 50% parathion EC 1500 times.
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Caterpillars can be controlled with pyrethroid products. Generally, in the young larval stage, biomimetic preparations can be used for spray control, and the main agents that can be used are 25 chlorpyramide, 20 pyrethuron and 20 bolbolurea. When entering the advanced larval stage, you can choose to use low-toxicity, low-residue chemical agents for smoke spraying or spray control, and the optional agents are chrysanthemum emulsifiable concentrate, high-efficiency permethrin emulsifiable concentrate, deltamethrin emulsifiable concentrate, etc.
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