The latest pitaya flower peel fruit causes and control measures

The flower skin of dragon fruit is hemp skin, which will seriously affect the quality of dragon fruit, lose commodity value, and cause greater economic losses, but it is divided into small flower skin and large flower skin according to the area of flower skin. The reason they produce is different. Let's take a look at the prevention and control measures of dragon fruit flower skin.

I. the causes of flower, skin and fruit.

1. Medicine for big flower, peel and fruit

Mainly because the branches eaten and retained by Spodoptera litura are relatively low, the large area burn spots directly caused by herbicides occupy a large area of the fruit and are generally inedible after occurrence.

2. The reason of floret, skin and fruit

Rain Water was bigger in the south, but was affected by acid rain or did not use medicine in time, so it led to cauliflower and peel fruit; in the rainy season, improper prevention of diseases, especially canker, the phenomenon of flower, skin and fruit will appear in the prevention. In addition, improper use of medicine 1, resulting in the occurrence of canker disease is more serious, there will also be flower skin fruit phenomenon, the use of chemical concentration is increased at will, resulting in the fruit to maintain burnt spots, the emergence of flower skin fruit; there is ants, cotton scale and other pests control is not timely or incorrect application, resulting in fruit wounds, in high temperature next time small spots, the formation of flower skin fruit.

II. Prevention and control measures

1. Select sandy soil

Before the establishment of the garden, we should choose sandy soil to build the garden and let the soil water content as much as possible. if the soil moisture is too much, then the resistance of dragon fruit will decline, which is easy to produce diseases and insect pests, and finally cause flower peel fruit.

2. Regular disinfection and sterilization

The soil of fruit trees should be disinfected and sterilized regularly to protect the uninfected fruits from pathogens. In daily management, the rotten branches and weeds should be removed in time, taken out of the orchard, and the wounds should be protected by spraying.

3. Improve the resistance of trees.

Dragon fruit is a cactus plant, like light and shade, heat and drought, so we should pay attention to drainage in the planting process, as well as their own fertilizer and water management, improve fruit tree resistance, promote plant growth and development, and reduce the incidence of disease.

4. Select varieties with high resistance.

Relatively speaking, white flesh dragon fruit has higher resistance than red meat dragon fruit, and white meat dragon fruit can be planted appropriately, but red meat dragon fruit has higher quality and unit price, so most fruit farmers prefer to plant red meat dragon fruit, which is also one of the reasons leading to the occurrence of pitaya canker more and more frequently.

5. Prevention and treatment of peptic ulcer

Canker is easy to break out in the environment of high temperature and humidity, prevention is the main prevention, and the combination of prevention and treatment can be sprayed with pyrazolyl ester, Pythium, mesophyte or streptomycin with good effect.

The above is the introduction of the causes and control measures of dragon fruit, hope to help you, want to know more related knowledge, please pay attention to us.