Every year, potato plantings are attacked by the Colorado potato beetle. These insects feel comfortable and eat potato bushes, as well as other crops: eggplants, tomatoes, physalis. There are many ways to eliminate the Colorado potato beetle, from traditional methods to chemicals.
But, unfortunately, traditional methods do not lead to a tangible effect. The greatest effect is achieved by spraying Commander tubers. The drug can destroy the pest, but not cause harm to the crop or humans. They spray the bushes with it and spill it on the ground.
General characteristics of the drug
Commander is a contact-intestinal insecticide, its maximum effectiveness is manifested in the fight against:
- Colorado potato beetle;
- wireworm;
- aphids;
- bedbugs;
- leaf beetles;
- scale insects;
- locusts;
- thrips;
- spider mites;
- whiteflies;
- weevils;
- butterflies;
- mole crickets;
- and even small rodents.
Commander is capable of destroying not only mature individuals, but also larvae laid by pests, which is a very significant advantage (not every product can boast of this).
The active ingredient of the drug is an extremely strong organic poison called imidacloprid. Its concentration is estimated at 200 g per 1 liter.
According to the instructions, this product is not phytotoxic for vegetable crops, that is, it does not have a detrimental effect on the structure of plants if the recommended dosage is followed. It has a hazard class of 3 and a class of 2 for maintaining stability in the ground.
This insecticide comes in the form of a water-soluble concentrate, packaged in 4-, 10-, 20- and 100-mm packages (also sold in 1- and 5-liter containers for treating larger areas). The drug Komandor successfully maintains its effectiveness against the mentioned pests at different temperature conditions.
Due to the fact that it is water-soluble, it is necessary to carry out additional treatment after precipitation (the entire preparation is washed off even with light rain).
Terms of use
The use of the “Commander” drug is divided into two main stages: preparing the working solution and treating the area with it.
Preparation of working solution
The drug for the Colorado potato beetle “Commander” is a concentrate that requires mandatory dilution with water.
We carry out all manipulations with the concentrate with gloves!
To prepare the working solution, do the following:
- take a bucket, pour a liter of water into it and add 1 ml of concentrate;
- mix everything thoroughly and for a long time - about 5 minutes;
- then add more water - a total of 5 liters of working solution should be obtained;
- Mix everything again and pour it into the sprayer.
This amount is enough to process one hundred potato beds.
If we talk about the drug called “Commander MAXI”, then it is more concentrated, and therefore is diluted in a different ratio - 15 liters of water are added to 1 g of the drug. This amount of product is enough to process 3 acres of potato land!
Application of working solution
Before you start spraying plants, you need to protect yourself from contact with the drug. To do this, we wear clothes made of thick fabric, preferably with long sleeves and full trousers. We use goggles to protect our eyes, and a cotton-gauze bandage or respirator to protect our respiratory tract.
Let's move on to plant processing:
- we spray the preparation as evenly as possible, making sure that it gets onto the green mass, both on the upper and lower surfaces of the leaves - this way you will ensure the best result;
- as mentioned above, processing can be carried out even in the heat, since “Commander” is resistant to high temperatures and ultraviolet radiation;
- however, when planning treatment with this product, it is advisable to monitor the weather forecast - there should be no rain or strong wind on this day;
- spraying of potato beds is carried out at least three weeks before harvest;
- during processing you cannot smoke, drink or eat;
- It is not allowed to spray the garden with “Commander” against the Colorado potato beetle during the flowering period of the plants, as it is toxic to bees.
The drug “Commander” belongs to hazard class 3 and is a moderately dangerous substance. At the end of the treatment, you should thoroughly wash your hands, wash your face, rinse your mouth, remove all clothes and wash them at high temperatures.
If for some reason the drug penetrates the oral cavity and then into the body, then the first thing you should do is drink a large amount of warm water and induce vomiting. Next, it is advisable to take activated carbon and consult a doctor.
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Composition of the Commander
This drug contains only one active ingredient – imidacloprid. It is often used in a mixture with other chemical components that are involved in the sanitization and disinfestation of potatoes (and not only). Suitable for use both in agriculture and at home. The release form is designated as a water-soluble concentrate.
Imidacloprid is a synthetic neonicotinoid. In other words, it is an analogue of tobacco-based drugs. Its effectiveness does not depend in any way on the ambient temperature.
The Komandor product can deteriorate at certain temperatures, however, in the conditions of growing various crops, it is impossible to reach the melting point of this drug - 136 degrees. The only requirement is a temperature not lower than -5 degrees, because under such conditions imidacloprid will begin to lose its beneficial properties.
Impact principle
The drug Komandor is a concentrate and cannot be used in its pure form. To combat harmful insects, you should prepare an aqueous solution of this drug according to the norm - as indicated on the bottle in the instructions for its use.
This solution, getting on the foliage or tops of potatoes, is quickly absorbed. In essence, the entire plant becomes poisonous for the duration of exposure to the drug. Imidacloprid, which is lethal to the Colorado potato beetle, dissolves in the sap of the plant; the beetles are forced to feed on this poisoned sap. Once in the insect’s body, the poison quickly neutralizes all vital functions of the insect, as it affects its nervous system.
Advantages of the drug Commander
- The strength of the impact does not depend on the ambient temperature or weather. It is equally effective in hot weather and in pouring rain.
- The product does not cause hydrolysis, although it is used as an aqueous solution.
- The drug is not washed off by rain.
- Quickly affects pests.
- The validity period is quite long.
As you already understand, Commander is not a contact drug, but a systemic one. Therefore, one treatment of the area is usually enough to ensure that pests no longer appear on it before harvesting.
Precautionary measures
The drug Commander is a poison, has a third class of danger, so it should be used carefully, although it is easy to use. Instructions for safe handling are always included and should be read carefully.
Here we will simply say that you need to wear protective clothing, rubber gloves, and goggles when working with this substance. When spraying an area with a spray bottle, be sure to wear a respirator.
It is important to know that this product is dangerous for bees.
Operating principle of the Commander
After applying the drug to plants (through spraying or watering), it is very quickly absorbed into the leaves, stems and roots. Then it’s a small matter: after contact with the treated plant in any way, be it eating or ordinary touching, the insects receive a dose of the active substance.
After this, the Commander affects the body:
- the substance imidacloprid binds to postsynaptic receptors of the insect nervous system (nicotinic acetylcholine);
- the consequence is the induction of convulsions, paralysis and the final death of pests.
To ensure that potato fruits remain harmless, you need to wait about 20 days before eating them. The drug has a complete effect on potato plants, and the effectiveness remains for 28 days. Over time, the drug loses its properties due to the internal processes of plants and the removal of negative/unnecessary substances (including the Commander himself). Potato plants will not be harmed in any way by the product in question if you follow the recommended rates and dosages.
The maximum effect of the drug on pests is achieved 3-5 days after treatment. The possibility of insects developing resistance to the drug is absolutely excluded.
The drug Komandor penetrates the sap of potato plants, as a result of which it spreads to all parts: from the roots to the tops of the shoots. Biologists note the adverse effects of imidacloprid on microorganisms in the soil, within which the remaining substances can persist for up to 1 year (the half-life is about 185 days).
Pets through direct contact can become severely poisoned, resulting in damage to the liver and nervous system:
- uncertain movements;
- respiratory system disorders;
- severe diarrhea;
- vomit.
If contact with the substance is constant, but in quantities that are not enough for acute poisoning, animals experience a decrease in body weight and loss of appetite.
The Commander is critically dangerous for children. Imidacloprid damages the developing nervous system, affecting neurons and brain structure. Because of this, children's ability to learn is reduced and memory deteriorates significantly.
The active substance of Commander entails massive death of bees, so its use near apiaries is strictly prohibited. For the same reason, potatoes should not be processed during the flowering period.
The best chemical insecticides against the Colorado potato beetle
Domestic and foreign manufacturers produce dozens of products designed to combat dangerous pests.
Preparations for treating tubers
They have a limited period of validity, so after potato seedlings emerge, they will require repeated treatment (with a different insecticide).
Mordants:
- Prestige - manufacturer Bayer (Germany), tuber protection for up to 1.5 months. Consumption rate: 1 ml of product per 1 kg of tubers. After the expiration date, it decomposes into non-toxic components;
- Tabu is a complex protection drug, effective against the Colorado potato beetle, as well as wireworms and aphids. Dilute 8 ml of the product in a liter of water; this amount is enough to process 1 quintal of potatoes.
After preparation, working solutions turn pink, which allows you to see which tubers have already been processed and which need to be pickled.
For spraying potatoes
The group of these chemicals is numerous, which makes it possible to alternate them in gardens and prevent the pest from becoming accustomed and developing immunity.
Pyrethroids:
- Kinmiks - lasts for about a month, causing paralysis in adults and larvae. Used for treatment on all surfaces of leaf blades, the number of sprays per season is 2 times. Available in ampoule form (2.5 ml), in bottles (10 ml). Consumption – 2.5 ml per hundred square meters;
- Ivanhoe - gives a good effect regardless of the weather. Available in plastic containers (5 liters), economical to use. Consumption – 0.1 liter of product is enough for one hectare. Non-toxic to bees;
- Fury is a low toxicity product used on potatoes, tomatoes, and eggplants. Available in ampoules and bottles, the consumption is 0.7 liters per hectare.
Insecticides:
- Aktara is a granular or emulsion preparation. It is characterized by its fast action (beetles die in 60 minutes) and effectiveness. The protection lasts for almost 20 days. Application: spraying, watering. Consumption: 0.08 grams of product per 1 sq. meter. Feature: does not cause resistance in beetles, is not washed off by precipitation;
- Commander - has proven his effectiveness in various areas of Russia. Adults die within 3-4 days after spraying; protection lasts for 50 days. Release form: concentrate, diluted in water. It is economical to use; 5 liters of solution is enough for one hundred square meters of plantings. Toxic to fish and bees.
- Corado is a drug based on the substance imidiacloprid. Causes the death of beetles in 2-3 days. It has a systemic effect, but is used only in dry weather (insufficient moisture resistance). Produced in ampoules (5 and 1 ml), in bottles (10 ml). Consumption: per 100 sq. m requires 10 liters of solution (dilute 1 ml of the drug). It is allowed to process potatoes only once per season, the spraying period is in the morning or evening;
- Tanrek is a product in ampoules, canisters and bottles. Toxic to fish and bees. Dilute 1 ml of product in a bucket of water, consumption: per hundred square meters - 10 liters of working mixture. This drug is also used for treating tubers. Protection – a month;
- Killer - contains the active substances cypermethrin, chlorpyrifis. Potatoes are treated with the solution once a summer, no later than 30 days before harvest. Use only in dry weather, at temperatures not higher than +20ºC. Planting protection – 21 days.
How else to poison the pest? Good reviews from gardeners about Confidor Extra and Grinda powder. A ready-made solution of Biotlin Bau is produced in spray bottles, which is immediately used for spraying.
Hormonal insecticidal drugs
New products help kill insects - hormonal-type insecticides that paralyze beetles and disrupt stages of their life cycle. Refers to contact drugs. Impact:
- block the process of chitin formation in larvae, which causes the death of the insect;
- death of the pest during the transition from one stage to another.
The drugs Match, Rimon, Sonet inhibit the synthesis of chitin. Causes sterility of beetles, inability to fertilize, and also disrupts the process of pupation of larvae with the insecticide-hormone Nomolt.
How to use it correctly?
To get the maximum effectiveness of Commander and successfully protect potatoes from pests, it is recommended to process plants in dry and windless weather. It is also important to analyze the weather forecasts so that there is no precipitation in the next 4-5 days.
It is important to remember that the weather forecast does not guarantee 100% accuracy, so you should be responsible when choosing the time to process potatoes.
Compliance with these conditions will allow the toxic substance of the drug to be better absorbed into plant cells. On the day when the crop will be sprayed with the chemical, there is no need to water the bushes. Water will wash away some of the drug, and therefore its effectiveness will decrease.
Preparation of working staff
The liquid for spraying must be prepared according to the following formula: for 10 liters of water – 2 ml of Commander. It is most correct to first dissolve the mentioned amount of the drug in 1 liter of water, mixing the contents as thoroughly as possible until it becomes a suspension. Then the volume is brought to the stated 10 liters by slowly adding the remaining water. During the entire process, the liquid must be stirred continuously. This will improve the Commander's properties.
It is permissible not only to spray potatoes, but also to water them with this solution. However, in this way a slight decrease in effectiveness was noticed, since it takes time for the Commander to be absorbed into the roots, get into the sap of the plant, and only then be distributed to all parts.
Processing process
Potatoes are treated with a sprayer or watering can (when spraying and watering, respectively). You can do this in two ways:
- When foliage and potato stems are sprayed, according to the instructions, Commander should be sprayed in such a way that the foliage is moistened as evenly as possible. It is also recommended to use freshly prepared product during spraying. If the drug is used for irrigation, then no additional action is required.
- You can also treat potato planting material. To do this, the tubers are placed in a row before planting and are very carefully processed by the Commander. After complete drying, you can plant the tubers in the soil.
Processing rules
To ensure that potatoes, having absorbed the drug, become poisonous to the Colorado potato beetle, they can be processed in several ways.
Processing potato tubers
This is a preventive protective measure. This treatment is not aimed at destroying currently existing insects, but at creating a concentration of toxic substances in the tubers and emerging shoots that do not allow the Colorado potato beetle to taste them. How is it carried out?
- Spread the film on a flat surface.
- Lay out the sprouted potatoes ready for planting. There should be one layer, the tubers lie loosely.
- Dilute the drug: dissolve 1 ampoule of 1 ml in 5 liters of clean water and mix thoroughly. In the instructions for using the drug “Commander” for treating potato tubers before planting, it is recommended to first dissolve it in a small amount of water and then add it to the required amount.
Advice! Only a freshly prepared solution is effective.
- Fill the sprayer with the prepared liquid or fill a watering can with it.
- Completely wet the top of the tubers and allow them to dry.
- Turn the potatoes over with the untreated side up and spray.
- After complete drying, plant.
To treat 100 kg of seed tubers, 1.5 liters of working solution of the Komandor preparation is sufficient. The seedlings will be protected from the pest for 20 days. Then you will have to treat the plantings again, but with a different preparation.
Processing the green parts of plants
It is carried out when a pest is detected. Processing rules:
- Choose a day when no precipitation is expected, there is no wind, and the temperature is not lower than 15 and not higher than 25 degrees Celsius.
- Dilute the drug in water in the same proportions as in the previous case.
- Fill the sprayer with the solution.
- Carefully treat all green parts of the plant, not forgetting the underside of the leaves, where the beetle usually lays eggs.
Advice! Treatment cannot be carried out during potato flowering.
For one hundred square meters of potato plantation, 5 liters of working solution are consumed. You can eat tubers from treated beds no earlier than 20 days later. You can spray potato plantings with a solution of the Komandor preparation only once during the growing season.
Safety regulations
The insecticidal drug Commander has a certain toxicity, which is why you should be careful with it. However, if the key safety requirements are met, its use will not cause dangerous situations:
- The duration of work with the drug should not exceed 3 hours.
- The use of personal protective equipment (special protective suit, waterproof gloves, respirator, etc.) is mandatory.
- After treatment, at least 20 days must pass. Only after this time will the tubers completely get rid of the toxic substances of the Komandor remedy, and the potatoes can be eaten.
- During the potato processing procedure (especially when spraying), it is strictly forbidden to eat or drink. Vapors of toxic substances instantly settle on food, and over a fairly considerable distance, so you should avoid eating.
It is allowed to start eating only after removing all clothes and taking a shower (not a bath).
- Smoking while processing potatoes with the drug is strictly prohibited. It’s better to endure it and smoke later than to do it on the spot and get poisoned by toxic fumes. They come in through a cigarette, not through an open mouth, so smoking with a mask is still a bad idea.
- If there is a slight wind, be sure to stand in its direction (when spraying the Commander). If you stand against the wind, the potatoes will not be processed well because particles of the product will blow away. And they will blow right into your face, causing severe poisoning. Of course, in windy weather in general, it is recommended to completely abandon the plant treatment procedure.
- All pets should be removed from the treated area and kept away from the area for at least 24 hours.
- You should not follow advice on using this product found anywhere. It is necessary to carefully study the instructions that come with the purchased drug Komandor. Only she will reliably tell you how to behave correctly with the existing insecticide.
In case of poisoning or direct contact with the drug, the following actions must be taken:
- remove all protective equipment;
- carefully and leisurely wipe the affected areas with a cotton or gauze sponge (you should just wipe off the product and not rub it in);
- rinse the affected areas of the body with warm water for at least 10 minutes;
- Finally, these same areas of skin are washed with soap and water.
If the suspension (or any other form of the drug) gets on the mucous membranes (nose, eyes, etc.), it is important to rinse them thoroughly with water, according to the instructions above, and be sure to visit a doctor.
Precautionary measures
The active component of the pesticide is classified as moderately hazardous to humans. Since there is a possibility of being poisoned by the vapors of the solution during its preparation or spraying, or of getting a chemical burn if the product comes into contact with the skin/mucous membranes, it is important to follow special safety measures:
- before mixing the drug against the Colorado potato beetle, you need to wear glasses, a respirator (or gauze bandage), closed clothing, and rubber gloves;
- Do not use food containers to prepare the solution;
- While processing plants, you should refrain from eating, drinking, and smoking;
- upon completion of work, you must immediately rinse your mouth with water, then take a shower, washing your body and hair;
- the clothes in which the work was carried out must be washed after completion of the treatment;
- Remains of the toxic solution must not be poured into the ground or body of water.
Careless use of insecticide poses a threat to human mucous membranes and skin. If poison gets into your mouth, nose, eyes or skin, you must:
- immediately remove all protective equipment;
- use a cotton swab to wipe the drug off yourself;
- rinse the affected area with cool, clean water (the procedure should last at least 10 minutes);
- then wash this area additionally with soap;
- if a toxic agent gets inside, you need to drink a lot of water and artificially induce vomiting (repeat the process until the stomach is completely empty), then drink the sorbent and consult a doctor.
Advantages and disadvantages
Like any other pest treatment product, Commander has certain pros and cons.
You can safely add to the advantages
- availability of the product, since it can be bought in almost every specialized store at a reasonable price;
- no need for frequent treatments due to the long duration of the effect of the drug;
- comprehensive protection not only from the Colorado potato beetle, but also from a huge number of other pests;
- resistance to weather conditions: equal effectiveness both in hot weather and in heavy rain (if the drug has managed to be absorbed into the plants, it will not be washed off by rain);
- Possibility of use in areas with any climate;
- zero resistance of pests - insects have not yet developed immunity to this product, which is why for the next couple of years it will be an ideal insecticide, especially for potatoes.
In addition to its advantages, the drug also has disadvantages . However, they are not related to the weak effectiveness of the Commander as a whole, but are directly related to the improper use of the tool:
- Negligent attitude to the processing process can cause harm to health (including children or animals);
- the drug has a detrimental effect on a huge number of insects, even beneficial ones, and for this reason it will cause the death of even bees, which are organic pollinators of plants.
As you can see, this insecticide has no direct disadvantages. If you carefully read the instructions and follow all the specified conditions, rules and precautions, it will ideally cope with all pests on the site and maintain the integrity of the plants.
Instructions for use
To protect tomatoes and cucumbers from the invasion of vesicles, aphids, and greenhouse whiteflies, prepare a suspension of 1 ampoule per 2 liters of water. The consumption of the working solution is 1 liter per 10 square meters. m. To prevent the appearance of codling moths, mites, aphids, moths, and leaf rollers on the apple tree, use a liquid prepared from 2 ml of poison and 5 liters of water. The consumption will be 5 liters per 100 sq. m. Spraying is carried out once a month during the growing season. To destroy leaf phylloxera, mites, and leaf rollers on grape bushes, prepare a similar working solution.
In the event of an attack on onions by aphids or bladderpods, treatment should be carried out using drip irrigation with a suspension diluted at the rate of 1 l/ha. To avoid flea beetles and cabbage flies from appearing on sugar beets and cabbage, it is recommended to soak the seeds in a suspension prepared at a ratio of 2 l/ha before planting them in the ground. Winter wheat is sprayed with an insecticide in a proportion of 0.2-025 l/ha. Such measures, carried out during the growing season, create reliable protection against vesicles, aphids, leech, and harmful turtle bugs. Commander also has a detrimental effect on the rapeseed beetle, cruciferous flea beetle, and cabbage aphid, which destroy rapeseed crops. The agrochemical is diluted at the rate of 5 ml per 10 liters of water.
The Komandor remedy for the Colorado potato beetle is used not only before planting, but also when it is detected on the leaves of plants. Treatment is carried out with a solution of 1 mm of the drug and 5 liters of water. This volume is enough to irrigate 100 square meters. m. The waiting period is 20 days. In order not to harm the plantings, it is recommended to use the agrochemical according to the instructions for use.
Purpose:
Commander is a contact-systemic insecticide against a wide range of insect pests: thrips, aphids, miners, Colorado potato beetles, wireworms and other soil pests, cereal flies and other dipterous pests, cruciferous pests, psyllids, whiteflies, bedbugs, butterflies, etc.
Mechanism of action: the drug Komandor is characterized by pronounced systemic activity. For this reason, this drug penetrates into plants through its parts - leaves, stem and roots. Commander, due to its active effect on the nervous system of pests, suppresses the transmission of signals through the central nervous system, the pests first lose motor activity, stop feeding and die within 24 hours. In addition, the drug has contact-intestinal activity.
The action of the drug Komandor concerns both adult insects and pest larvae at different stages of development. Due to the fact that the mechanism of action of Commander is different from the group of pyrethroid drugs, as well as from organophosphorus compounds and carbamates, the likelihood of resistance occurring is reduced. Unlike the group of pyrethroid drugs, Komandor can also be used in conditions of high air temperatures. The drug is relatively resistant to washing off by rain and exposure to sunlight.
Mode of application:
Dissolve the required amount of the drug in a small amount of water, mix thoroughly and bring the volume of water to the desired volume, and mix again.
On ornamental plants against thrips, whiteflies and aphids, the drug consumption is 5 ml per 10 liters of water.
On potatoes against the Colorado potato beetle, aphids and other pests, the consumption of the drug is 2 ml per 10 liters of water.
On cucumbers and tomatoes against whiteflies, thrips and aphids, the consumption of the drug is 5 ml per 10 liters of water
The period of protective action ranges from 15 to 30 days, depending on the type of pest and weather conditions.
Compatibility and analogues
The drug Komandor can be used with other drugs if the latter do not give an alkaline reaction. If this happens, the potato plants will suffer irreparable damage and deteriorate.
It is best to combine Commander with the following drugs:
- Ribav Extra;
- Zircon;
- Epin.
These products promote the growth and development of potatoes, increase productivity, and are also insecticides and fungicides.
As for analogues, you can replace the Commander with the following means:
- Confidor Extra;
- Anti-Colorado;
- Bombardier Aqua.
When combining these agents there will be no adverse reactions, and the plants will receive exceptionally good results.
Storage rules and expiration date
If you keep the products in unsuitable conditions, their effectiveness will be significantly reduced. As for the Commander, it is stored in a dry place, always inaccessible to children and pets. The room temperature should be from -5 to +30 degrees.
The insecticide should not be stored near food, medicine or animal feed. Including next to towels, linen and/or any other things that a person comes into contact with on a regular basis.
Commander in undiluted form can be stored for up to 36 months (this is its official shelf life). But in any case, you should study when the specific drug purchased was manufactured. If some time ago, its shelf life is significantly reduced.
It is necessary to keep the Komandor product away from fire, otherwise it will deteriorate.
Reviews
★★★★★
Natalia, 29 years old. I've been using only Commander for a long time now.
He managed to prove his effectiveness in practice along with cost-effectiveness of use. All my friends buy it and no one has been disappointed yet. ★★★★★
Sergey, 33 years old. The next morning, absolutely all the old beetles died, and 70% of the young ones died.
After 5 days there were both old and young live beetles, but the tubers were in complete order. For the sake of experiment, I’ll try to increase the concentration, but overall I’m happy with the drug. You should work in a respirator, otherwise at a dosage of 5 ml per bucket you will feel a taste in your mouth and feel a little nauseous. Hide
Add your review
Commander perfectly fights a wide variety of pests when the recommended dosages are observed. Many gardeners note its effectiveness, thanks to which it is possible to preserve a large number of potato tubers. But the main thing remains not only the correct proportions of the drug, but also its correct, safe use during processing.
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