The latest common diseases of towel gourd

Towel gourd can be said to be a necessary cool vegetable in summer, and large planting bases will basically grow towel gourd. However, even because the planting area is too large, it will also be harmed by diseases in the planting process. Here is an introduction to the diseases of towel gourd.

1. towel gourd downy mildew

Towel gourd downy mildew is mainly harmful to the leaves. Yellow spots will appear on the leaves, which will form patches when enlarged. Damp will appear dark black patches, spread to each other, the leaves withered, resulting in a serious decline in yield. The reason is that downy mildew spends the winter on the diseased body, the temperature fluctuates greatly, and poor drainage is easy to get sick. Drugs such as carbendazim wettable powder can be used to control downy mildew.

2. Loofah blight

Loofah blight mainly harms the fruit, and sometimes vines are also harmed. When the disease starts from the flower stalk, it extends to the fruit, and the melon will soon become soft and rotten, with a white substance. This is due to flagellum and other mold spread above the seeds, can be sprayed with frost urea manganese zinc and other agents to sterilize, about once a week, depending on the situation.

3. Anthracnose of towel gourd

Towel gourd anthracnose is caused by fungi, the plaque is round, but the size is different, and the color is different when the temperature and humidity are different. This can be prevented in advance, you can use methyl thiophanate wettable powder or anthrax and other drugs to spray, about 8 days once spray, 4 times in a row can be.

4. Vine blight

Vine blight is mainly harmful to vines, leaves and fruits will also be damaged. The spot on the vine is irregular and round, and white liquid will flow out of the disease, eventually causing the vine to die. The patches on the leaves are like the letter "u". Most of them are brown and will break. Like vines, the fruit is irregularly round and its flesh is rotten.

5. Towel gourd powdery mildew

Towel gourd powdery mildew mainly harms petioles and leaves and fruits, the leaves will form irregular white patches, and the whole leaves will wither in the later stage. The disease is difficult to detect in the early stage, but difficult to treat when it is found, and can only be prevented in advance. Spray Dodo liquid for prevention around July, about once a week, 2-3 times.

6. Towel gourd virus disease

Towel gourd virus disease is transmitted mainly through aphids and sweat, which can lead to plaques in young leaves. As a result, it turns yellow and wilts, and the incidence is higher in the period of high temperature in summer. This disease should pay attention to the control of temperature and the prevention of aphids. After the disease, we should choose virus A warm powder and other agents to spray prevention and treatment.

The above are several common diseases of towel gourd, towel gourd as a necessary vegetable in summer, planting protection is the most important. All vegetables have diseases. These diseases are infectious to towel gourd to a certain extent. If it is found that it can not be remedied, the diseased gourd should be treated immediately so as not to infect other melons and affect the yield.