Grape leaf disease symptoms and control methods, grape downy mildew symptoms and control measures.

Grape Phyllosticta Symptoms and Control Methods

Today's focus is on introducing the symptoms and control methods of grape phyllosticta in the related experience of flowering plant cultivation. Next, our station editor will introduce to you.

Grape Phyllosticta Symptoms and Control Methods

Grape phyllosticta symptoms include leaf shrinkage, leaf veins limiting chlorosis, fruit deformation, and reduction in size, which are mainly caused by virus infection. In the early stage of the disease, you can spray ferric sulfate solution or mix it with citric acid solution, spraying every 7-10 days. Diseased plants should be promptly removed to prevent harm to healthy plants. It is recommended to plant virus-free grape seedlings.

Grape Phyllosticta Symptoms

Grape phyllosticta is an important grape disease, mainly manifested as: leaf shrinkage, leaf veins limiting chlorosis, mottled appearance, and the color will become lighter or even indistinct when the temperature rises. Leaves become smaller and wrinkled, and fruits are deformed and reduced in size.

Grape Phyllosticta Damage

Grape phyllosticta can lead to stunted growth of infected plants, affecting the fullness and coloring of fruits at maturity, and poor quality of the flesh.

Causes of Grape Phyllosticta

Grape phyllosticta is caused by virus infection, which is easily contracted by young trees and large trees during branching. Symptoms become apparent later, and the virus can be transmitted through sap.

Medication for Grape Phyllosticta

In the early stage of grape phyllosticta, you can spray ferric sulfate solution or mix it with citric acid solution, spraying every 7-10 days.

Control Methods for Grape Phyllosticta

Phyllosticta Treatment Methods

1. Diseased plants should be promptly removed to prevent harm to healthy plants.

2. When grapes have phyllosticta, timely drug treatment is needed. You can use 33% chlorfluor-pyridine suspension or 22% thiamethoxam-gamma-cyhalothrin microcapsule suspension, which can be applied once every half month.

Phyllosticta Preventive Measures

To prevent grape phyllosticta, it is recommended to plant virus-free grape seedlings. If diseased seedlings are found, they must be removed and incinerated promptly.

The above comprehensive explanation of the symptoms and control methods of grape phyllosticta symptoms hopes to help you.