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Apple scar skin = apple dapple, apple sabi-ka, apple bumpy fruit Apple scar skin viroid (ASSVd) Suspected viral- and viroid-like diseases.
Apple scab is a common disease of plants in the rose family that is caused by the ascomycete fungus Venturia inaequalis. [1] While this disease affects several plant genera, including Sorbus, Cotoneaster, and Pyrus, it is most commonly associated with the infection of Malus trees, including species of flowering crabapple, as well as cultivated apple.
Aphis pomi, commonly known as the apple aphid (the literal meaning of its binomial name), or the green apple aphid, is a true bug in the family Aphididae. It is found on young growth of apple trees and on other members of the rose family where it feeds by sucking sap .
Sooty blotch and flyspeck is a descriptive term for a condition of darkly pigmented blemishes and smudges caused by a number of different fungi affecting fruit including apples, pear, persimmon, banana, papaya, and several other cultivated tree and vine crops. The greenish black coating resembling soot or flyspeck-like dots grow into irregular ...
The decline of apple and pear trees from their landscape can be expensive to replace and could have a negative effect on tourism. In the long-run, fire blight is a very important factor of economy and society. [citation needed] A relatively small number of apple cultivars are responsible for an enormous proportion of yearly apple production.
These applications are to protect the apples from spores being released from the cedar host in mid-spring. If cedar apple rust disease is diagnosed on apple fruits and leaves it is far too late to spray. Although curative fungicides also exist for cedar apple rust, they must still be applied before trees begin to develop symptoms. [13]
The codling moth (Cydia pomonella) is a member of the Lepidopteran family Tortricidae.They are major pests to agricultural crops, mainly fruits such as apples and pears, and a codling moth larva is often called an "apple worm".
Planting of less susceptible apple cultivars, horticultural practices that promote tree health and reduce fruit wetness hours, removal of overwintering diseased twigs and fruit, and fungicides Bitter rot of apple is a fungal disease of apple fruit that is caused by several species in the Colletotrichum acutatum and Colletotrichum ...
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