Types and control methods of diseases and insect pests in pomegranate trees

Pomegranate is a kind of fruit with rich nutrition and high vitamin C content, which is planted all over our country, so what are the types and control methods of pomegranate diseases and insect pests?

I. growth characteristics of pomegranate

Pomegranate originates from the Balkans to Iran and its neighboring regions and is grown in temperate and tropical zones all over the world.

Pomegranate is a deciduous shrub or small tree and an evergreen tree in the tropics. The crown is tufted and naturally round-headed. The roots are yellowish brown. The growth is strong, and the rhizosphere is easy to root and tiller. The height of the tree can reach 5-7m, usually 3-4m, but the dwarf pomegranate is only about 1m or shorter. The trunk is grayish brown, with tuberous protuberances, and the trunk is twisted to the left.

It is usually born in a mountain at an altitude of 300-1000 meters. Like a warm and sunny environment, resistant to drought and cold, but also resistant to barren, impatient, non-waterlogging and shade. The requirement of soil is not strict, but it is suitable to be cultivated with sandy soil with good drainage.

2. types and control methods of diseases and insect pests in pomegranate trees

1. Dry rot

It is a disease caused by bacteria, which occurs all over the flowering stage and fruiting stage. And the onset time is mostly concentrated in the rainy season and the subsequent period of high humidity. In the initial stage, brown spots appear in the Corolla of flowers or fruits, and slowly decay spread, and finally spread all over the whole fruit and flowers.

Prevention and treatment: carbendazim gel suspension can be used to try to treat.

2. Scab

The performance is that there will be some scar-like spots on the surface of the pomegranate, and then it will slowly spread, the location of the disease will further dry down, and finally the whole fruit will become a dry tumor.

Prevention and treatment: the pomegranate fruit should be removed directly and then treated with carbendazim powder.

3. Pomegranate stem window moth

It is a highly harmful disease and insect in the larval stage. The mother lays eggs on the branches of the pomegranate tree, and its larvae are fed with the sap of the pomegranate branch, which seriously affects the growth of the pomegranate tree. Generally, around July belongs to the high incidence period. The initial manifestation of the disease is that the death rate of the new branches is very high, and the old branches will die when it is serious.

Control methods: it is necessary to clean up dead and old branches in time, and then spray plants with trichlorfon.

4. Black spot

There are more black spots on the leaves of pomegranate trees, and the leaves will wither and fall very quickly for a period of time after the appearance of black spots, which is basically caused by black spot.

Prevention and control method: use carbendazim for control.