Pomegranate hemp skin disease is a leaf, flower and fruit disease, which is caused by a variety of fungal infections. At present, pomegranate hemp skin disease is common in major pomegranate producing areas, and the etiology is complex.
Symptom recognition
The peel is rough, losing the color and luster of the original variety, affecting the appearance. The light one will reduce the value of the commodity, and the heavy one will rot the fruit.
Prevention and control methods
The damage of pomegranate hemp disease is irreversible, and once the damage is caused, the damage is irreversible. In production, corresponding comprehensive prevention and control measures should be taken for different reasons.
Do a good job of clearing the garden in winter, eliminate overwintering insects and diseases, and after falling leaves in winter, combined with winter pruning, completely remove diseased and insect branches, diseased fruits, and diseased leaves in the garden for centralized destruction; Spray 4~5 Baumé stone sulfur mixture or 1:2:200 times Bordeaux liquid on the tree.
Fruit bagging and shading to prevent sunburn. The pomegranate at the top and periphery of the canopy is bagged with kraft paper bags, and the insecticidal and sterilizing mixture is sprayed before bagging, which can not only prevent other pests and diseases but also effectively prevent and control sunburn, and go to the bag 15~20 days before fruit picking.
The juvenile fruit stage is the key period for the prevention and control of pomegranate hemp skin disease, mainly to control aphids, thrips, scabs, dry rot, etc.
Pharmaceutical prevention and control. After the pomegranate sprouts and spreads its leaves in spring, use 600 times of 80% zinc wettable powder or 3000 times of 20% propiconazole emulsifiable concentrate to eliminate latent harmful bacteria.
The technical points of pomegranate hemp skin disease prevention and control are introduced here, I hope it will be helpful to everyone. If you want to buy high-quality and high-yield pomegranates, you can download the seed bank app, and the country's excellent pomegranate varieties are available for everyone to choose.
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