Any tomato grower must know all the diseases that can affect the crop at any stage of growth. This requirement is mandatory for anyone who seeks to get a bountiful harvest, featuring excellent taste. Fusarium wilting is considered to be one of the most common diseases in tomato bushes.
In order to successfully combat it, it is recommended to be able to recognize its main features and take timely measures.
How to identify aThe lack of useful components in the soil is the reason that all poisonous compounds and fertilizers on hand go into the business, often not yielding positive results.
It is necessary to to carefully study the signs of for this disease, which can occur not only in seedlings, but also in adult tomato bushes:
- The initial stage of the disease can be recognized by by the lower leaves of .After some time, the disease spreads throughout the plant. The leaves become pale or yellow, their veins brighten;
- leaf stalks are deformed, leaves start to curl with an tube, then fall off;
- bush top shoots fade .After a while the bush dries out completely;
- final stage - the death of the root system;
- in the period of wet weather on the roots appears light patina, in sunny weather, the symptoms appear even more.
Fusarium spreads throughout the tomato, starting from the lower leaves of the 
. All leaves and upper shoots of the Causes of the disease
Fusarium is a common and fairly dangerous disease. It manifests itself in all climatic zones .
With the defeat of a fungus, the tissues and vessels of the plant are affected, it begins to fade, the root system and the fruits rot. The main problem lies in the fact that the pathogen can be for a long time in the soil or on the remains of plants, and then defeat new crops.
The previously planted or seeded material can also become
.Experienced gardeners have noticed that the lack of lighting and dense planting are often the causes of the disease.
The importance is also given to the ecology area .If a large industrial enterprise is located in the immediate vicinity of the site with tomato plants, then it can have a negative impact on the future harvest.
Cause of the disease are close ground water, excess nitrogen and chlorine, or their insufficiency, irrigation disturbances, erroneous actions in the organization of crop rotation.
The wrong irrigation regimen can be the cause of the disease. Ways to treat fusarial wilt
Dangerous disease, spores that provoke it, are resistant to different chemical compounds to combat it. A large number of fungi is inside the plant, not on its surface. Remove them from the vessels of the tomato bush is difficult and sometimes impossible.
If the seedlings are severely affected, it is best to remove together with the root and burn .On such beds it is recommended to plant tomato varieties, which are notable for good resistance to such a disease. But even in this case there is no absolute certainty that the future harvest is completely protected from Fusarium.
To prevent further development of the disease, it is recommended to take appropriate treatment measures:
- carefully clean the beds of the before the winter season;
- deeply dig the ground, decontaminate before sowing;
- process seed and heat it;
- sawdog bushes shears;
- to spud the planted seedlings.
Trichodermin is used to treat fusarium. If the disease is detected at its early stage, then
Identification of brown spots on tomatoes
Brown spot develops, moves to the upper branches of the plant, continuing to infect foliage and without touching the stem with the fruits of .True, the latter do not receive fully useful components to support the process of photosynthesis.
Brown spot on the leaves of tomato Causes of occurrence and control methods
The main causes of the disease are:
- high humidity air;
- high temperature;
- infectious foci of as remnants of last year’s plants, contaminated soil, wooden elements of the greenhouse, garbage heaps.
There are two ways to deal with such a nuisance:
- folk remedies;
- chemical preparations.
In the first case, the plants are sprayed with iodine chloride .Soil composition is shed by the same solution at a depth of ten centimeters. Preparing a solution is simple - 30 g of potassium chloride and 40 drops of iodine are added to a bucket of water.
Ditan As chemical agents, copper oxychloride, Bravo, Ditan are recommended. Solutions are prepared strictly in accordance with the recommendations of the manufacturer. It is necessary to process plants twice, with an interval of two weeks.
Prevention of brown spot
It is recommended to take the following measures:
- finished harvesting, remove the plants together with the roots and burn all ;
- comply with crop rotation ;
- to air greenhouse buildings so that the humidity level does not exceed seventy percent;
- remove and burn affected foliage;
- to observe the mode of watering ;
- track temperature control.
These diseases can cause significant damage to your garden. But if you constantly carry out preventive measures, the chances of preserving plants will increase.
