One of the scourges of potato fields is the Colorado potato beetle, which is difficult, almost impossible, to remove. Beetles and insect larvae can destroy all potato plantings if control measures are not taken. The best insecticide is considered to be Tanrek for the Colorado potato beetle, which has a number of advantages compared to other insecticides.
Description of the drug
Tanrek is a powder that dissolves completely in water. The product is based on the pesticide imidacloprid, used in mixtures with other components.The chemical was isolated from tobacco shoots. It is used in the fight against various pests of garden plants. The effect of the substance does not depend on ambient temperature or air humidity.
The drug is used both in the fight against the Colorado potato beetle and against:
- potato scoop;
- scale insects;
- ground flies;
- garden bugs;
- aphids;
- ground beetles;
- locusts
Tanrek VRK packaging contains either one milliliter ampoules or ten, fifty and one hundred milliliter bottles. For potato processing An ampoule is enough for a garden plot, but farmers buy vials or bottles with a capacity of a liter.
The principle of operation of the product
Tanrek has a detrimental effect on harmful insects:
- blocking the transmission of nerve impulses;
- causing paralysis;
- leading to death.
The Colorado potato beetle and its larvae die within a day after using the product. And after three to four days, the potato field will be completely cleared of the pest.
Having a prolonged action, the remedy for the Colorado potato beetle Tanrek will protect plants for a period of fourteen to twenty days.
The insecticide can be used with antifungal agents. It is only incompatible with formulations containing acids and alkalis.
Tanrek is classified as a systemic drug, classified in class 3 toxicity. It destroys earthworms, ants, butterflies, bees, and wasps. The pesticide is less dangerous to birds, animals, and humans. And it is absolutely safe for plants. The toxic substance imidacloprid accumulates in the green parts of potatoes, which Colorado potato beetles feed on. The poison does not penetrate the tubers.
Instructions for use
Treatment with the Tanrek insecticidal agent is carried out during the period when beetles, their larvae or egg laying are found in the field.You should not delay spraying, otherwise it will be more difficult to remove the pest.
To protect potato plantings, it is necessary to dilute the insecticide in water. To treat a two-acre garden, take one ml of Tanrek solution and mix it with ten liters of water. If only one hundred square meters of potatoes are planted, then five liters of solution is enough.
Dilute the product before spraying infected plants. The procedure is carried out in calm weather in the evening. The solution is not washed off by rain, immediately penetrating into the stems and leaves of vegetable plants.
It is best to cultivate a potato field when the bees have not yet begun their nectar collection period, as the insects may die. Although the drug does not have a toxic effect on tubers, it is better to dig up potatoes twenty days after treatment.
Processing rules
Before you start treating potatoes with Tanrek using a sprayer, you need to rinse and test the device. The solution of the poisonous liquid is poured into the container after thoroughly stirring it.
Before spraying potatoes, put a respirator on your face or cover your mouth and nose with a gauze bandage. Protect your hands with rubber gloves, and protect your eyes with special goggles.
Spraying the potato plantings, they move between the rows. In this case, 2–3 rows of vegetables are processed. If other crops grow nearby, it is better to cover them with plastic wrap.
After work, be sure to wash your face and hands with warm water and soap.
For humans, the insecticide Tanrek does not pose a great danger. But you can become poisoned by a toxic substance by inhaling the vapor of the chemical. If toxic liquid gets on the mucous membranes of the nose and mouth, signs of nausea and weakness will appear.The instructions for using Tanrek against the Colorado potato beetle say that if weakness, itching and redness of the skin occurs, it is necessary to urgently rinse the stomach using activated carbon tablets. Residues of the toxic chemical are removed from the mucous membranes by washing them under running water.
If the rules for using the insecticide are followed, poisoning will not occur.
Benefits of using Tanrek
Of all the drugs against the Colorado potato beetle, Tanrek has a number of advantages:
- It acts on the nerve receptors of the pest, paralyzing insects and their larvae, leading to death.
- The product protects potato plantings from attacks by voracious beetles for a long period of a month.
- The active ingredient imidacloprid enters only the green parts of the vegetable, without accumulating in the tubers.
- The half-life of the pesticide in the soil reaches fifty to one hundred days.
- The stability of Tanrek's action is maintained on soils with acidity from 5.0 to 7.0 units.
- The product can be added to fungicidal solutions such as Topaz, Skor. It is combined with anti-tick products.
To clear the potato plantings and provide a barrier to the pest, it is better to repeat the treatment with Tanrek after two to three weeks.
Gardeners' opinion about the drug
Reviews of the insecticidal agent Tanrek indicate its destructive effect not only on the Colorado potato beetle, but also on aphids, cutworm caterpillars, and spider mites. The solution adheres well to the leaves of the treated plants. But for better adhesion, it is better to add shavings of laundry soap to the working liquid, mixing thoroughly.
Summer residents advise that if you dilute the drug, you should use it immediately. It is not recommended to store Tanrek in solution, since the toxic substance can poison animals and children.It is also dangerous for beneficial insects. By treating potatoes with insecticide, they protect the respiratory tract and eyes from toxic liquid getting on the mucous membranes.
Vegetable growers rate Tanrek on a ten-point scale of seven to eight points, which indicates the effectiveness of the insecticide. The drug is convenient because it is useful for treating fruit and berry crops and indoor plants against pests.
