Arrowroot belongs to the potato family and is also an important cash crop. The arrowroot has pink fur on its shell, and it is not large, and the meat is tender and sweet. It has a long history in our country and is often used as a vegetable, to extract oils, to cook dishes, and for medicinal purposes. However, bamboo is not free of pests and diseases, and sometimes some pests and diseases occur, which requires us to do a good job in the prevention and control of pests and diseases.
The main diseases of arrowroot are:
1. Arrowroot blight: Arrowroot blight is a plant disease with arrowroot blight as the main victim, which can cause the root system of the plant to be black, the stem is slender, the leaves are purple-red, the leaves are black spots, the leaf veins are red spots, the leaves are hard and black, and even die.
2. Bamboo leaf virus disease: bamboo leaf virus disease is a plant disease caused by bamboo virus, which is characterized by: after infection with the virus, the leaves are patchy, the leaves are hard and black, longan-shaped, the leaf edges are brown, the leaf veins are red spots, and the plant leaves are yellow, the stems become thin, and finally die.
3. Viral vibriosis: Viral vibriosis is a plant disease caused by viral vibriosis, which is mainly manifested as: brown spots on the leaves of the plant, hard and black leaves, gray spots on the edge of the leaves, red spots on the veins of the leaves, purple leaves, thin stems, and finally death.
4. Arrowroot butterfly disease: arrowroot butterfly disease is a plant disease with arrowroot butterfly larvae as the main victims, which is mainly manifested as: white spots on the leaves, black spots on the leaf edges, red spots on the leaf veins, purple leaves, hard and black leaves, slender stems, and eventually die.
5. Arrowroot virus Y disease: caused by arrowroot virus Y (PVY) infection, which is characterized by: black spots on the leaves, yellowish leaf color, red spots on the leaf veins, hard and black leaves, slender and dead stems.
The above are the common pests and diseases of arrowroot, in order to make it grow healthily, it is necessary to improve plant disease resistance, reasonable fertilization, strengthen field management, timely weeding and insect control, the use of pesticides and other methods, in order to ensure its healthy growth and development.