Citrus Scab Disease
Citrus scab disease has also known as citrus sour or cancer of citrus. Citrus scab is a major disease in citrus orchid farming. Symptoms of citrus scab disease Leaf and fruit early scab dark brown spots are a mixture of fungal and host tissue. Fresh and young leaves spot casually like young citrus cankers and may have a slight water-soaked edge. As spots developed on fruit and leaf then these small raised pink spots become more visible and may form narrowed declines in the vicinity. As the spots grow up, they become wartlike patches. Spot’s colour may increase too yellowish-brown and ultimately to a filthy.
Citrus Scab Disease Attack:
Citrus Scab Symptoms
| Citrus Scab Symptoms, Citrus Scab Disease |
Symptoms of Citrus
scab disease attacked leaves, fruit, and twigs, producing slightly raised,
sporadic scabby, or wartlike outgrowths. The scabs are dim or pinkish from the
get-go and become more obscure with age. They are more normal on lemon natural
products than leaves. The raised bumps related to scabs can be mistaken for side
effects brought about by the disease botrytis or with wind rub scraped spots.
Citrus Scab Disease Control
Defensive citrus scab copper spray is the main item enlisted for Treatment & chemical control scabs in citrus. Since copper is a protectant fungicide the whole organic product surface requirements to have a ceaseless covering of copper to be safeguarded from disease by the parasitic spores. This defensive copper covering doesn't extend as the organic product develops so unprotected holes on the natural product surface will happen and these regions will be vulnerable to disease (in the event that conditions are favourable). Along these lines, the defensive copper layer might be reapplied to the developing organic product during the powerless stage. One more issue with controlling scabs in lemons is the drawn-out blooming and various trimming propensity for these trees in hotter regions and the choice of when to apply the defensive splashes. In regions where there is just a single fundamental harvest a year, a control system is less complex to carry out. In general, control is a blend of both administration rehearses and defensive copper showers. Trees should be consistently pruned to keep them open and liberated from deadwood. This will assist with decreasing the wellspring of infection spores, taking into account better air development inside the tree and better shower inclusion inside the tree. In seaside regions on the off chance that trees are not routinely pruned then they ought to be supplanted following 10-12 years in view of how much deadwood and ensuing sickness load in the trees
What is Citrus Scab?
Citrus Scab Disease is one of the most important sour fruit diseases. As a result, the citrus industry suffers a loss of 22 to 50 percent. Citrus scab is spread by a fungus bacteria Elsinoe fawcetti.
| Citrus Scab Symptoms |
Citrus Scab Management
The disease attacks the twigs, branches, and leaves. Board X mixture should be sprayed and applied at the time of flowering.
Citrus scab Chemical Control
Citrus scab chemical control method; citrus scab disease should be chemically controlled by spraying copper hydroxide. Copper hydroxide spray can easily control citrus scab disease. This spray should be applied before the onset of cold weather as the fungus is more aggressive in humid weather.

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