Identification of bean Fusarium wilt
When the symptomatic plant occurs, it starts from the lower leaves. Irregular waterlogged disease spots appeared at the edge of the leaf, especially at the tip of the leaf, then the leaf yellowed and died, and gradually developed to the upper leaf, and finally the whole plant wilted and died. The cortex of the root stem of the diseased plant often cracked, the vascular bundle tissue turned brown, and the pink mildew layer appeared on the surface of the diseased part when the humidity was high.
- Prev
Chemical control of bean wilt
At the initial stage of the disease, 50% carbendazim wettable powder 1000 times or 10% Shuangxiaoling water agent 1000 times or 75% methyl topiramate wettable powder 1000 times, 50 to 150g per plant, once every 7 to 10 days, 2 to 3 times in a row. Can also be 50% carbendazim wettable powder 500 grams mixed with 200 kg dry soil, ditch applied to sowing.
- Next
What's wrong with yellow beans at the bottom?
Bean leaf yellowing is a lot of planting beans vegetable farmers friends often encounter, but there are many reasons for leaf yellowing, some causes if not treated in time, even will cause failure. The following are some of the reasons for the yellowing of bean leaves. A, symptom performance beans yellow leaf main...
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