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Pest control of fennel

Marie Schrader
2020-07-23 08:45:48
When diseases and insect pests are found, they can be cleaned up manually at the initial stage, and then sprayed with fungicides. In the middle stage, they should be sprayed with special drugs. In the later stage, the parts with serious diseases and insect pests should be cut off first, and then replaced with pots and soil for replanting, and then sprayed with drugs for control. During maintenance, the environment shall be improved. During high temperature, attention shall be paid to cooling and ventilation, and no water shall be accumulated.

Disease

Powdery mildew

At the beginning of the disease, the leaves of the plants will appear white spots, and then slowly expand. In serious cases, the whole leaves will be necrotic

Botrytis cinerea

This disease mainly harms the leaves and petioles of plants, and will cause the leaves and petioles of plants to be damaged and rotten when it comes on

Root rot disease.

As the name suggests, the main damage is the root. If the seedling is young, it will directly cause the seedling to die. If the disease is mature, it will cause the root to rot. moreover, the plant can be pulled out of the basin soil with a slight pull. When it is serious, it will also cause the whole plant to die.

Sclerotinia sclerotiorum

This disease mainly damages the petioles and stems of plants. After suffering from the disease, it first becomes soft and then slowly rots.

Viral disease

It can damage the whole plant, among which the leaves will wrinkle after suffering from disease, and it will hinder the normal growth of the whole plant, affect flowering and fruit.

Insect pest

Aphids

This pest will start from the leaves of plants, and its propagation speed is very fast. If it is not stopped in the early stage of occurrence, it can spread all over the whole plant in a very short time. After serious, it will cause the virus disease of the plant, so that the whole plant will die.

Fennel Pest

Control method

When discovering diseases and insect pests, at the initial stage, you can clear them manually, then spray fungicides, etc., at the middle stage, you should spray them with special drugs, at the later stage, you should first cut off the parts with serious diseases and insect pests, then change pots and soil for replanting, and spray drugs for prevention and control..

First of all, we should improve the breeding environment, pay attention to cooling when high temperature, increase the air circulation.

Daily watering, must not make the soil appear water, also do not make the soil in a wet state for a long time

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