Contents
Every gardener understands that it is impossible to grow a good crop without pest and disease treatment. Now the range of chemicals is very diverse, but only some of them have a wide spectrum of action and combine acaricidal, insecticidal and fungicidal properties at the same time. One of such universal means is the preparation for spraying Dnok. But in order to use it correctly, you must first study the instructions.
The persistent effect of the use of “Dnok” persists for 1 month
Description of the preparation
Fungicide “Dnok” has a second class of toxicity. This means that if used improperly, it can harm plants and human health.
Composition
The fungicide is produced in the form of a yellow powder with a sharp unpleasant odor. The main active ingredient is dinitroorthocresol, which is present in a 40% concentration. Sodium sulfate and ammonium sulfate act as additional ingredients. Due to this, the effectiveness of the “Dnok” increases, and the active component is evenly distributed in the product.
Operating principle
When spraying plants, the fungicide “Dnok” inhibits the development of fungal spores and prevents their reproduction. And since the product also has an acaricidal-insecticidal property, it also destroys the larvae and adults of wintering pest species. The maximum concentration of the active substance in the tissues of the plant is fixed after 48 hours after the treatment of the garden with Dnokom. You can clearly see a positive result on the 4th day after spraying the foliage.
What diseases and pests are used for
According to experienced gardeners, the Dnok preparation for spraying the garden simplifies plant care, since one treatment replaces several.
The preparation should be sprayed with wintering pest species:
- shield;
- leaflet;
- aphid;
- pincers;
- sucker;
- mole;
- moth;
- false shield;
- worm.
Thanks to its versatility, Dnok can be used against most fungal diseases that persist on trees, berry bushes and grapes in winter.
The use of the drug is justified when:
- spotting;
- curls;
- moniliosis;
- Parsha;
- coccomycosis;
- oidium;
- anthracnose;
- necrosis;
- cercosporiosis;
- rust;
- powdery mildew;
- gray rot;
- mildia.
Budding buds, ovary, young shoots and buds are sensitive to the action of “Dnok”
Consumption rates
The amount of the working drug “Dnoka” varies depending on the crop being processed. Therefore, to achieve maximum efficiency, you should strictly follow the instructions. Exceeding the dosage can have negative consequences for plants.
Recommended consumption of the working solution “Dnok”:
- 10l/100 sq. m. – stone fruit trees;
- 15l/100 sq. m. – pome crops, berry bushes;
- 8 l/10kv. m. – grapes.
Application area
The preparation “Dnok” for spraying, according to the instructions for use, is intended for spring and autumn processing of the garden and vineyards on an industrial scale. The fungicide destroys pathogens that hibernate on plants.
Is it possible to apply to gardeners and gardeners
Due to the high toxicity of Dnok, it is not recommended to use it privately. But, according to experts, the fungicide can be used to treat trees and shrubs if the plantations are located at a distance of 1 km from residential premises. In addition, it is important to follow all precautions.
Instructions for use of the drug Dnok
According to the instructions, “Dnok” (double strike) should be used during certain periods of the year. And also during the preparation of the fungicide solution, strictly adhere to the dosage.
When is the best time to treat with Dnok?
Spray “Dnokom” should be in early spring and late autumn. In the first case, it is necessary to carry out the treatment until the appearance of the kidneys. Therefore, when the positive temperature comes, not lower than +4 degrees, a fungicide should be used. It is important to have time to carry out the processing before the start of sap flow, since it is at this time that the agent shows maximum effectiveness.
In the second case, the fungicide should be used after leaf fall and at the end of all work with the soil under shrubs or trees, but the air temperature should not be higher than +5 degrees.
The use of “Dnok” in the fall involves spraying the branches, trunk and top layer of soil with fallen leaves. For such treatment, it is recommended to use a 0,5-1% fungicide solution. At low air temperatures, the active component of Dnok penetrates the soil to a depth of 7 cm and thus destroys pathogens and pests that hibernate not only on the plant, but also in the upper soil layer.
Preparation of the solution
To prepare the working solution of “Dnok”, it is necessary to first pour 500 ml of warm water into a separate container, and then add 50-100 g of the drug powder to it, mix thoroughly. Then bring the volume of liquid to 10 liters.
The drug is poorly soluble in cold water
Rules for the use of Dnok
Depending on the variety of crop, the use of fungicide must be done in different ways. In the case of application in the spring, the concentration of the active ingredient should not exceed 4%, which is achieved by dissolving 400 g of the powder in 10 liters of water. And with the autumn processing by “Dnokom” – no more than 1% at the rate of 100 g of funds per bucket of water.
Processing fruit trees with Dnokom
The drug “Dnok” is recommended for stone fruits (apricot, plum, cherry, peach) and pome crops (apple, pear, quince).
Processing should be done against such pests:
- shield;
- types of ticks;
- sucker;
- leaflet;
- mole;
- aphid;
- psyllid;
- miller.
Also, timely spraying of trees with Dnokom helps to destroy pathogens of curliness, spotting, clasterosporiasis, coccomycosis, moniliosis and scab. The consumption rate of the working solution of the fungicide is 10-15 liters per 100 square meters. m plantings.
How to apply Dnok for grapes
Before processing this crop, you should first trim. It is necessary to start the procedure immediately after the end of the preparatory stage.
Processing “Dnok” grapes helps to prevent the spread of mites, mealybugs and aphids. As a fungicide, this drug is effective against:
- anthracnose;
- oidium;
- spotting;
- cercosporosis;
- necrosis.
The consumption of the working solution “Dnok” in this case should not exceed 8 liters per 100 square meters. m.
You need to spray before the start of sap flow in plants
Spraying with Dnok berry bushes
This preparation is also recommended for the treatment of gooseberries and currants. According to the instructions, it helps to get rid of:
- aphids;
- scale insects;
- leaflets;
- begs;
- false shields;
- ticks.
The use of this fungicide is also justified from diseases such as powdery mildew, septoria, rust, spotting and anthracnose. The flow rate of the working fluid when spraying shrubs should be within 15 liters per 100 square meters. m.
Advantages and disadvantages
“Dnok”, like other drugs, has pros and cons. Therefore, before making a choice, it is necessary to familiarize yourself with them in advance.
Benefits of “Dnok”:
- Versatility of application.
- A wide range of actions.
- Economical consumption.
- Long-term protective effect.
- Доступная цена.
The disadvantages of the fungicide include class 2 toxicity, which requires increased security measures. In addition, young seedlings should not be sprayed with Dnok, as this leads to a slowdown in their growth and the appearance of burns on the bark.
Safety measures
Judging by the reviews, “Dnok” (double blow) is one of the most effective drugs that have a detrimental effect on most common garden pests and pathogens of fungal diseases. But it must be used with caution.
Work with the fungicide should be carried out in special clothing and a protective mask on the face, since if the solution enters the skin and mucous membranes, severe irritation occurs. You can use the fungicide no closer than 2 km from water bodies.
After spraying, you need to take a shower, wash your work clothes, and wash the spray bottle with a solution of soda. In case of accidental ingestion of the working drug “Dnoka”, you should not drink alcohol, hot drinks, fats, or make compresses.
Storage Rules
You can store the fungicide only while maintaining the integrity of the package. The shelf life of the powder is 3 years from the date of production. Store the product in a dark, dry place out of the reach of children.
Powder “Dnok” is explosive, so you can not put the product near containers with flammable liquids.
How long is diluted Dnok stored
The shelf life of the finished solution “Dnok” does not exceed 2 hours. Therefore, it is necessary to use the product immediately after preparation. In this case, it is necessary to clearly calculate the required amount of the drug for processing, since it is impractical to prepare it for the future.
Analogues
In the absence of “Dnok”, you can use other chemicals that have a similar effect. Each of them must be used in accordance with the attached instructions.
Analogues of “Dnok”:
- Clean Garden Nitro.
- Bud.
- Nitrafen.
- Pure Garden.
Conclusion
Dnok Spray is highly effective when used correctly. But the high level of toxicity does not allow its use everywhere. Therefore, experts recommend using “Dnok” only in special cases, when sparing drugs have not brought positive results. And at the same time, we should not forget that this tool can be used no more than 1 time in 3 years.
Reviews about the drug Dnok
