Instructions for the use of fungicides for tomatoes and selection criteria
Fungicides for tomatoes are used to fight diseases, the instructions for the substances contain detailed recommendations for use. Before starting processing, it is necessary to correctly determine the type of problem.
Appointment of fungicides and their varieties
Depending on the types of substances for tomatoes are divided into the following types.
Division by composition
The following types of fungicides are distinguished:
- inorganic substances - contain chemical elements, have a positive effect on the plant (copper, iron, sulfur);
- organic form - implies the presence of organic compounds, the action of which is aimed at increasing the immunity of the culture;
- biological varieties - substances that contain strains of beneficial bacteria in the composition, such agents do not harm the plant and can be used 3 times a season.
When choosing the type of product for tomatoes, the complexity of the problem is taken into account.
Division by appointment
Substances can have different purposes. Fungicides are divided into the following types:
- substances for processing seed material during planting in the ground;
- antiseptics - used to treat seedlings before planting;
- preparations with which seeds are processed during storage;
- substances for processing adult bushes.
The latter type of fungicide is often used. Since the symptoms of the disease occur only after the appearance of seedlings.
The principle of action and functions of fungicides
After applying fungicides, the following types of effects on tomatoes can be:
- suppression of fungal infections and diseases on tomatoes by contact exposure;
- complex substances penetrate cells and spread throughout the culture, this contributes to the development of natural immunity to diseases.
You can find complex substances that have a positive effect on the culture and are used for all types of diseases.
The most effective preparations for tomatoes
Among the variety of preparations, it is necessary to single out products for the care of tomatoes.
"Quadris"
Has a complex effect on the plant. Suitable for all types of tomato diseases. Does not affect plant development and yield.
"Acrobat"
The product is suitable against fungal diseases, destroys fungal strains and prevents their re-formation.
"Ridomil"
This drug is effective against late blight. It is often used as a prophylactic agent when planting seedlings in open ground. Can be applied once a season without harming the plant.
Important. The drug can interact with other types of fungicides to achieve the desired result.
"Agat 25K"
The product contains beneficial bacteria that inhibit the development of fungal infections. During application, it has a positive effect on tomatoes and can be used as an immunity boosting agent.
"Maxim"
The mixture has a contact effect; to obtain the result, it is necessary to soak the seed. It is used before planting seeds in the ground.
Fundazol
The substance in powder form is used to treat seedlings and adult bushes. Negatively affects fungal types of diseases.
Bordeaux mix
The mixture is used to treat adult bushes against diseases such as late blight and scab. Contains copper sulfate and hydrated lime. It is applied 3 times a season. Can be used to prevent disease.
"Zaslon"
The solution has a complex effect on tomato diseases. Removes disease symptoms and promotes the development of immunity in an adult plant.
Thanos
The drug promotes the formation of immunity in the plant. Can be used in all weather conditions, does not wash off with water. It is used for all types of diseases.
Ridomil Gold
A complex mixture against late blight and other types of fungal infections. After application, it penetrates the plant and has a detrimental effect on fungal spores. Forms a protective film and prevents re-infection.
"Fitosporin-M"
Contains biological particles that have a beneficial effect on the growth of bushes. It can be used as a spraying to fight diseases, as well as to prevent the recurrence of the problem.
"Moon Tranquility"
Combined remedy that eliminates diseases in a short period and prevents their recurrence. Contains additional components that increase yields and promote the appearance of new ovaries on bushes.
"Azoxystrobin"
Fungicide is used to treat late blight and powdery mildew. Has a contact effect on tomatoes. Can be applied 3 times a season. Addictive and culturally addictive when used. Not used for seedlings.
"Kresoxim-methyl"
It is used to suppress the spores of fungal diseases. Cumulative properties, which contributes to the development of immunity. Used 2 times a season.
"Triadimefon"
Complex action tool. It is used to protect tomatoes from diseases. After application, a positive result lasts for 20 days. Can be used in combination with other types of fungicides.
Sulfur
Colloidal sulfur is used to prepare solutions against scab, powdery mildew on tomatoes. Can be applied every 10 days. Sulfur is used against pests.
Which one is better to choose
When choosing a drug, the following criteria must be considered:
- Type of disease - some drugs are directed against one type of tomato disease, when buying, you must carefully study the instructions and select the desired type.
- Plant age - for seedlings, it is recommended to use sparing preparations that do not affect the development of the culture.
- The complexity of the disease - when most of the plants are infected, it is necessary to use potent agents. Such drugs eliminate the infection immediately after the treatment of the bushes.
Gardeners recommend processing the planting material before planting tomatoes.This will reduce the risk of disease on the bushes. When symptoms of the disease appear, drugs with biological strains of beneficial microbes are used. Such agents further improve plant growth and eliminate the problem.
How to use correctly
When using fungicides, follow the instructions for use. It is also important to consider the rules for use for tomatoes:
- For complex diseases, treatment should be carried out every 10 days. If there is no result, the drug must be replaced with another type.
- It is necessary to treat the seeds after drying, this reduces the risk of rot formation and damage to the planting material in the soil.
- Seedlings should be treated with biological agents before planting in the ground. In a greenhouse, seedlings are easier to tolerate the effects of the agent.
- When processing tomatoes, it is additionally necessary to process the soil. Diseases arise from the soil in which the strains were previously stored. Diseases can tolerate frost and infect crops immediately after planting in the ground.
- When spraying, all bushes are processed. A plant without visible symptoms can be a source of infection.
- It is necessary to spray with a spray bottle.
- It is necessary to prepare a working solution immediately before processing tomatoes. The ready-made solution cannot be stored.
- During processing, it is necessary to use protective equipment for the body from the ingress of solution particles.
- After spraying with a solution for 3 days, tomatoes are not eaten.
Processing is carried out in the evening, as direct sunlight can cause burns.
Outcome
The use of fungicides for tomatoes is necessary for the preservation of plant health and harvest. An incorrectly selected product can negatively affect the tomato bushes and lead to death. Before using the substance, you must carefully study the recommendations on the packaging. The solution is not stored.
