Causes and control measures of pomegranate hemp peel

Pomegranate is one of the seasonal fruits. In the process of pomegranate growth, the phenomenon of hemp peel will appear, which seriously harms the appearance and commodity value of pomegranate. Because of poor appearance, growers will deal with it at a low price, which will seriously affect the economic income of growers. So how does hemp skin come into being? How to prevent and cure it? Let's take a look at the detailed introduction.

1. Symptoms

Pomegranate peel is one of the most common diseases in the growth process of pomegranate. It mainly harms the fruit and causes serious damage to the appearance of the fruit. At the initial stage of the disease, brown waterlogged disease spots will appear on the calyx and fruit, and gradually expand and fuse with the passage of time. Finally, like a scab, black-brown protruding objects appear in the fruit, resulting in fruit cracking and other phenomena.

2. The regularity of the disease

The main cause of pomegranate sesame peel is iron and manganese in the soil, as well as diseases. The pathogen of this disease overwinters on the diseased leaves and branches of pomegranate in the form of conidia. When the temperature rises and the spring rain begins to fall in the coming year, they will disturb the breeding and infect the pomegranate. Under suitable conditions, it will be exposed to wind and rain to spread, and will infect other plants in a short time. In addition, its incidence is also related to air humidity, and it is easy for its spore bacteria to germinate in high temperature and high humidity environment.

3. prevention and control measures

First of all, we should do a good job in clearing the garden in winter, trim diseased branches and leaves, burn the fallen leaves, residual branches and diseased fruits in the garden, and reduce pathogens. Spraying stone sulfur mixture 1-2 times before pomegranate germination and difenoconazole from flowering to bagging can improve the plant's resistance to waterlogging and disease. Spraying once every half a month before the rainy season can prevent the disease. The application of organic fertilizer can improve the soil structure, enhance the tree potential and improve the disease resistance of plants.

The above is the reason of pomegranate hemp peel and the introduction of prevention and control measures, hope to help you, want to know more related knowledge, please pay attention to us.