The latest diseases of banana and its control
Water ghost banana anthracnose
Anthrax
The banana is often harmed by anthracnose, which harms the leaves of the banana and affects the growth of the banana.
Anthracnose is a fungal disease caused by a fungus of the order subphyllospora. Germs can be spread with the help of Rain Water, and diseases can occur every year in warm and humid areas. The disease can be easily induced by the overcast and humid growth environment or partial application of nitrogen fertilizer in the plant.
Prevention and cure method
When the disease is found, the diseased leaves can be cut off and burned.
Spray 2-3 times before blooming in spring to prevent disease. The medicament can be sprayed alternately with 40% polysulfide suspension 600x liquid, or 50% Shibao gong wettable powder 800x-1000 times liquid, or 25% carbon tetralin 500x solution alternately.
In addition, pay attention to not partial application of nitrogen fertilizer, keep the basin soil slightly wet, and drain water in time after rain.
Water ghost banana leaf blight
Leaf blight
Water ghost banana leaf blight is also known as spider orchid scorched leaf disease. Leaf blight mainly harms the leaves, flowers and corms of plants. The leaves appeared bruised and enlarged, and the severe leaves dried up.
Leaf blight is also a fungal disease, which is transmitted by wind, rain and watering, and occurs from January to November every year.
Prevention and cure method
When water ghost banana leaf blight breaks out, cut off the diseased and withered leaves in time.
Spray 1000 times of 50% water-soluble powder or 40% chlorothalonil suspension and 30% copper chloride suspension once every 7 to 15 days.
Water ghost banana brown spot
Brown spot disease
The outbreak of brown spot of banana mainly harms the leaves with large rainfall and serious damage.
Brown spot is also a disease caused by fungi.
Prevention and cure method
Remove the diseased leaves in time. At the end of autumn, the diseased leaves were completely removed and burned centrally in order to reduce the source of bacteria.
Spraying 800-fold solution of 25% carbendazim cyclohexane zinc EC or spraying 500-fold solution of 75% mancozeb wettable powder, once every 10 days, 3 times continuously for 4 times.
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