How to prevent and cure the bean borer?
How to prevent and control bean borer? Bean borer, also known as cowpea borer, is one of the main pests of beans. Cowpea borer adults scattered hidden, large spawning area, laying more eggs, not easy to kill or kill spray. Prevention and control methods: First, before sowing, the soil should be treated with pesticides, and its chemicals should be added to the new lipid membrane to enhance the efficacy. Second, strengthen fertilizer and water management. To achieve consistent emergence, neat growth, flowering and pod setting period relatively concentrated, so as to focus on eliminating the insect at the critical period. Third, pay attention to chemical control. Spraying kills larvae in flower buds before flowering. Spraying once when the pod grows to more than 10 cm after flowering can kill the young larvae newly hatched and bored into the young pod. It is better to select Kungfu 1500 times solution (or abamectin 1500 times solution spray, or ARUIBAO 4.5% EC 1000--2000 times solution)+ New lipid membrane 800 times solution. Click for more bean growing techniques Click for more vegetable growing techniques
- Prev
How to prevent rust from growing beans in autumn?
How to prevent rust from growing beans in autumn? Please introduce the growth environment of autumn planted beans with high temperature and more rainfall, coupled with the large bacterial source (summer spores) of beans planted in spring in the field. Therefore, beans planted in autumn are prone to rust, and farmers should carry out comprehensive control as soon as possible. Main symptoms: beans can be infected with bacteria throughout the growing period.
- Next
How do you prune beans?
How do you prune beans? Please guide the planting of beans more vegetable farmers, but most vegetable farmers are in accordance with the previous experience of planting open beans, rarely pruning, resulting in bean branches messy, shade each other, lateral bud differentiation reduced, flowering and pod rate is low, middle and late yield is low, in the high temperature season "rest".
Related
- Where is it suitable to grow horseradish in China? it is expected to see the middle altitude horseradish in Alishan.
- How to prevent tomato virus disease reasonably? (Control methods included)
- Many people like to plant towel gourd on the balcony. What are the main points of this method and management?
- What crops can chili peppers be mixed with?
- Fertilization techniques and matters needing attention in Tomato
- What are the grafting techniques for peach seedlings in spring?
- Harm and control methods of root swelling disease of Chinese cabbage
- What are the pests of sweet potatoes? How to prevent and cure it?
- Symptoms, causes and Control methods of navel Rot in Tomato
- The cause of "Cucumber rotten bibcock" in Farmers' planting Cucumber and its Control Plan