What medicine is effective for treating apple yellow leaf disease? Which drug is the best for treating apple yellow leaf disease?

What medicine is effective for apple yellow leaf disease

Today's focus is to introduce the knowledge of what medicine is effective for apple yellow leaf disease, and the following is a comprehensive introduction.

What medicine is effective for apple yellow leaf disease

Apple yellow leaf disease can cause the leaves from the top to the lower part of the branches to turn yellow and lose their green color, the new shoot tip to die, presenting a withered shoot phenomenon. This is mainly caused by a disease due to iron deficiency in the soil, which can be treated by spraying iron-containing compound fertilizers, applying organic fertilizers, and injecting fruit tree regreening agents into the trunk.

Symptoms of apple yellow leaf disease

Apple yellow leaf disease mainly manifests on the leaves, especially the leaves at the top of the new shoots. In the initial stage of the disease, the leaf color turns yellow, while the veins remain green, causing the leaves to show a green net pattern. The symptoms are obvious during the vigorous growth period, and the new leaves at the top of the new shoots, except for the main vein and the midrib, turn completely yellowish-white or yellow-green.

Apple yellow leaf disease harm

When apple trees are severely deficient in zinc, the leaves from the top to the lower part of the branches turn yellow and lose their green color, the top buds of the new shoots die, presenting a withered shoot phenomenon.

Causes of apple yellow leaf disease

Apple tree yellow leaf disease is mainly caused by a disease due to iron deficiency in the soil. Iron deficiency in plants leads to insufficient synthesis of new chlorophyll, resulting in green veins and green parts between the veins of the leaves, yellow leaf color, and gradually turning white.

What medicine is effective for apple yellow leaf disease

If apple trees develop yellow leaf disease, they should be treated radically and from the perspective of the disease to achieve good results. According to the method of trunk infusion for apple trees, using 800 times of methyl thiophanate mixed with 500 times of Zhaungfengyou, or adding 500 times of Vigor Element can effectively supplement nutritional elements.

Treatment for apple virus-specific medicine

If apple yellow leaf disease is caused by iron deficiency, it can be treated by spraying iron-containing compound fertilizers, applying organic fertilizers, and injecting fruit tree regreening agents into the trunk.

Treatment methods for yellow leaf disease

1. Adjust the fertilization ratio to increase inorganic and reduce organic, applying compound microbial fertilizers (containing lichens and actinomycetes). 2. Do a good job of applying autumn fertilizers and autumn application of zinc (inducing factors), boron, and calcium elements. 3. Do a good job of spring foliar zinc supplementation. 4. Spray 8% Ningnanmycin from spring to after flowering to inhibit viruses and reduce the incidence of the disease.

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