Types and symptoms of rancid pests and diseases. Treatment methods for rancid pests and diseases. Prevention measures for rancid pests and diseases. As a common ornamental plant, rancid flowers have been favored by many flower lovers due to its beautiful plant shape and shade tolerance. During the maintenance process, rancid flowers are also easily invaded by pests and diseases, affecting its growth and ornamental value. This article will introduce in detail the treatment methods and preventive measures for rancid flowers and diseases to help you easily deal with these problems. Types and symptoms of insect pests and diseases of sunflower 1. Symptoms of leaf spot disease: Irregular spots appear on the leaves and gradually expand. In severe cases, the leaves turn yellow and fall off.
Treatment methods: Remove the diseased leaves in time and spray fungicides such as carbendazim and chlorothalonil.
2. Pest symptoms: The leaves appear yellow spots and wither. In severe cases, the entire plant dies.
Treatment methods: Take the following measures for different pests: -Thrips: Spray with imidacloprid, thiamethoxam and other pesticides.
- Red spider: Spray with pesticides such as avermectins and hexyazox.
- Aphids: Spray with pesticides such as imidacloprid and acetamiprid.
3. Root rot symptoms: roots rot, plants grow slowly, and leaves turn yellow.
Treatment methods: Change soil in time and spray fungicides such as thiophanate methyl and carbendazim. Treatment methods for rancid pests and diseases 1. Clean and maintain the environment Keep the rancid growth environment clean, regularly clean dead leaves and sick leaves to avoid the breeding of pests and diseases.
2. Strengthen ventilation and appropriately increase indoor ventilation, reduce air humidity, and reduce the occurrence of pests and diseases.
3. Reasonable fertilization According to the growth needs of sunflower, reasonable fertilization should be applied to enhance the disease resistance of the plant.
4. Use pesticides to spray different pests and diseases, and pay attention to the dosage and spraying time.
5. Trim diseased branches and prune diseased branches in time to avoid the spread of pests and diseases. Prevention measures for insect pests and diseases of sunflowers 1. When selecting healthy plants to buy sunflowers, try to choose healthy plants that are free from pests and diseases.
2. Pay attention to soil disinfection Before replacing soil or planting new plants, disinfect the soil to kill pathogenic bacteria in the soil.
3. Regularly inspect the growth status of sunflowers regularly, and deal with pests and diseases found in a timely manner.
4. Keep the plant hygienic and keep the growth environment of sunflowers clean and tidy, and clean up sick and dead leaves in time.
The prevention and control of insect pests and diseases in Somersault is a non-negligible part of the maintenance process. By understanding the types and symptoms of pests and diseases, and mastering treatment methods and preventive measures, we can effectively reduce the impact of pests and diseases on Somersault and enable it to grow healthily. I hope this article can Provide help to the majority of flower friends and jointly protect these beautiful green lives.
Note: The content of this article is for reference only. Please adjust the specific control methods according to the actual situation. In case of serious pests and diseases, it is recommended to consult a professional.