Rust on the pear
Rust on a pear is one of the most common foliar diseases; unfortunately, all fruit-bearing trees are damaged.
Pear leaf rust
Rust on a pear: a photo of the disease
The negative consequences of rust are quite serious, for example, the disease can pass from one type of fruiting to another.
The formation of a disease such as rust on a pear is easy enough to recognize. It is necessary at the right time to find foci of foliage disease and start treating the tree, with the best option, the fruit crop and harvest will be saved, and there will be no trace of the disease.
If you encounter rust on a pear, we advise you to read our article. In it you will find ways to get rid of "rust" and prevention, as well as symptoms that signal the disease.
Rust on a pear: a description of the disease
A disease of a fruit crop such as a pear is a fungus that spreads through spores, it is quite difficult to cure and fight such a disease, on the Internet you can find many photos of this disease on pear foliage.
Typically, this disease harms foliage, shoots, and sometimes is transferred to the crop. Juniper most often tolerates rust. It is he who will pick it up first in the epidemic of rust.
Rust on the pear is formed as yellowish puffy branches, and spores of the fungus multiply in them.
In the spring season, fungal spores are transferred without complications with the help of winds and precipitation, as a result, pears present on the territory become infected, but only if they are located at a distance of up to fifty kilometers from the carrier of the disease. Fighting the disease is problematic enough.
An excellent option for a fruiting crop would be to remove nearby growing juniper bushes, because the risk of contracting rust will be minimal. However, it can be quite difficult to solve this problem, since the plant can grow in the area of neighbors.
We recommend that you look at the photos of this disease on the Internet in order to learn more about the symptoms of rust in the future.
How, at the right time, to understand from the symptoms that the plant is infected with rust?
What indicates the presence of this disease on a fruit-bearing tree?
The first symptoms of the disease are formed on the foliage of a fruiting tree at the end of the second spring month. On the first half of the foliage, small orange and reddish specks with yellowish edges are formed.
The spots grow rather rapidly, become dull and acquire a grayish bloom, which in appearance is similar to mold. After some time, if you do not try to get rid of the disease, rusty bumps form on the back of the foliage, which in appearance resemble needles in the form of a regular cone.
They contain fungal spores that re-infect the juniper and all kinds of fruit trees growing nearby.
Rust-infected pear foliage dries up and falls off after some time.
The tree that does not have foliage weakens greatly, the plant's immunity decreases, if the right decision is not taken at the right time, then the tree will stop yielding, and in the worst case, it will die.
It happens that this disease overpowers the twigs, shoots and the harvest of the tree. Completely infected shoots stop growing, become thicker, develop reddish and yellowish spots, and then dry out.With a slight infestation, the bark on the branches and trunk begins to crack.
Rust on a pear: how to treat and how to treat?
Rust on a pear: a photo of the disease
The right treatment for pear rust: what does it include?
Most summer residents, finding a disease on a fruit-bearing tree in their summer cottage, ask questions: how to properly deal with this disease? What to use for treatment and spraying?
As mentioned earlier in the article, rust on a pear is not easy to cure, however, recommendations for dealing with the disease will be presented below.
It is necessary to fight the disease simultaneously on all fruiting crops to avoid a repeated infection process.
What methods can be used to get rid of the disease? To begin with, remove and destroy all infected foliage and shoots.
With the help of what to process the foliage of a fruiting crop from this disease? All the fallen leaves are also destroyed, and the soil near the grassy one is well dug up. It is recommended to wipe each cut with 1% copper sulfate.
Junipers begin to process at the beginning of the spring season, using a specialized tool that the consultant of any gardening store can recommend to you. These procedures are performed after one week - one and a half.
Diseases of the pear, for example, rust, powdery mildew and scab are treated with special chemicals.
Pears are treated against rust in the autumn season after all the foliage has fallen off, or in the spring season before the buds swell, they are produced with a five percent urea tincture, sprinkling.
Fruit trees are treated with chemicals on an ongoing basis, at least four to five times in one season.
Primary treatment with a chemical agent is performed before the kidneys swell.
At the beginning of the spring season, it is possible to treat a fruiting culture with a 1% solution of Bordeaux liquid or copper oxychloride.
This procedure is recommended to be performed when the temperature is finally established above zero, on slightly cool days and without precipitation.
Then spraying is performed at the beginning of the flowering process, then after the flowering process is completed, and the latter are carried out after a week and a half. The following products do an excellent job of removing rust on the pear:
- Copper sulphate "cuproxat".
It is applied at least four times every twelve months.
- Bordeaux liquid.
It is applied at least four times every twelve months, fifty milliliters per container with liquid.
- Colloidal sulfur.
It is used five times every three months before the formation of leaves, before the beginning of the flowering process, at the end of the flowering process, during the fruiting process and after all the foliage has fallen, forty grams per liquid container.
Wonderfully fights rust on pear leaves. It must be processed at least four times. Initially, when the buds swell, then arrange during the budding process, then carry out at the end of the flowering process, and arrange the last treatment in the fruiting process. It is important to take into account that the last treatment must be arranged no earlier than sixty days before harvesting the fruits, two grams per liquid capacity.
It is considered a powerful chemical that helps remove rust from pear leaves, scab and other ailments of fruit-bearing crops. It is necessary to carry out processing at least three times every twelve months, namely before the formation of foliage, before the flowering process and after its completion. The action of this tool lasts three weeks, two milliliters per container with liquid.
- "Bayleton" triadimephone.
Not a bad chemical that is applied about five to six times every three months, ten grams per container of liquid. Primary use is recommended for primary symptoms of the disease.Then, after a time interval of fourteen to thirty-one days, the procedure can be repeated.
In the first week of the first spring month, all infected twigs and shoots are pruned, at the same time removing five to ten centimeters of healthy material.
Pruning tools must be thoroughly treated with alcohol, and the sections of the cut should be placed in a solution of copper sulfate, and then covered with pitch.
In the autumn season, after all the foliage has fallen, it is necessary to carefully spray the fruiting culture with a strong tincture of urea, seven hundred grams per liquid container.
The soil near the fruiting culture is subjected to loosening, weeding and digging for the winter season. It is worth remembering the timely use of dressings with a high content of potassium and phosphorus and the regular cleaning of fallen leaves. But from the use of dressings with a high nitrogen content, it is recommended not to apply. If possible, it is recommended to remove the nearby juniper, or try to install a fence.
Most summer residents use methods from the common people in the fight against rust. For example, a solution of wood ash, five hundred grams per liquid container, and a mullein solution. But these methods are not effective, but for preventive purposes they are good.
- Precautions, preventive procedures
One of the most important points in the shelter of a fruiting crop from this disease is the location of pear seedlings at the required distance from conifers.
In the absence of such an opportunity, the tree is fenced off with fences. Remember to fertilize and trim.
It is imperative to clean the fallen leaves, as well as to process the soil near the pear.
Preventive procedures are performed using a one percent solution of Bordeaux liquid or any drug of your choice at least three times in three months.
The primary treatment is carried out before the formation of the first foliage, then it is carried out at the end of the flowering process, after two weeks, arrange the last treatment.
If the tree is not resistant to diseases, it is not recommended to arrange additional spraying.
With the formation of primary symptoms indicating the presence of rust, the juniper is carefully processed.
The most hardy pear varieties
Rust on a pear: a photo of the disease
It is impossible not to mention the disease-resistant varieties of pears:
- "Early ripening".
- "Take giffard".
It is impossible not to mention the disease-resistant autumn varieties of pears:
- "Autumn decan".
- "Take care of the bosk".
- "Red boletus".
It is impossible not to mention the disease-resistant winter varieties of pears:
- "Late Belarusian".
- "Take ligel".
In order to prevent the spread of this disease on your territory, you must:
- observe the required distance between pear and juniper, spruce trees.
- timely pruning and feeding pears.
- timely carry out preventive procedures.
With correct agricultural technology and constant shelter of the pear, rust infection does not threaten the pear. It is recommended to start fighting the disease before it appears. Getting rid of rust on the pear is very problematic, if you get rid of it, the infection can be repeated.
How to process and how to cure rust on a pear: useful video