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  2. List of apple diseases - Wikipedia

    en.wikipedia.org/wiki/List_of_apple_diseases

    Viral diseases; Apple chlorotic leafspot genus Trichovirus, Apple chlorotic leafspot virus (ACLSV) Apple dwarf (Malus platycarpa)

  3. Alternaria mali - Wikipedia

    en.wikipedia.org/wiki/Alternaria_mali

    Apple trees can recognize invading pathogens and mount a defense. [4] Often, the plant may be able to resist the pathogen, even though it has no genetic resistance to same. Apple trees seem to have a weak defense to A. mali , base on the fact that no survivors if leaves has been infected.

  4. Category:Apple tree diseases - Wikipedia

    en.wikipedia.org/wiki/Category:Apple_tree_diseases

    Pages in category "Apple tree diseases" The following 47 pages are in this category, out of 47 total. This list may not reflect recent changes. * List of apple ...

  5. Fire blight - Wikipedia

    en.wikipedia.org/wiki/Fire_blight

    In southern Germany apple and pear trees have been a part of the landscape for a long time, and are difficult to protect. 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]

  6. Gymnosporangium juniperi-virginianae - Wikipedia

    en.wikipedia.org/wiki/Gymnosporangium_juniperi...

    Gymnosporangium juniperi-virginianae is a plant pathogen that causes cedar-apple rust. [1] In virtually any location where apples or crabapples and eastern red cedar (Juniperus virginiana) coexist, cedar apple rust can be a destructive or disfiguring disease on both the apples and cedars.

  7. How to Prune an Apple Tree So It Produces Fruit for ... - AOL

    www.aol.com/prune-apple-tree-produces-fruit...

    The second reason is if the apple tree has a disease, like fire blight. If your tree has this problem, consult a professional certified arborist to help diagnose the disease and recommend treatment.

  8. Apple mosaic virus - Wikipedia

    en.wikipedia.org/wiki/Apple_mosaic_virus

    A study by Hunter et al. 1959 was conducted, where buds from virus infected trees were grafted onto healthy trees. The healthy trees with the buds were then incubated at 37 °C for 28, 30, 36 and 40 days. A year following the incubation, there were no symptoms present on the healthy tree other than from the buds. [10]

  9. Apple rubbery wood - Wikipedia

    en.wikipedia.org/wiki/Apple_rubbery_wood

    Apple rubbery wood virus, also known as apple rubodvirus is a viral disease that causes apple rubbery wood in apple and pear cultivars. There are two varieties: ARWV 1 and ARWV 2 . It gets its name from its distinctive effect that it has on its host trees, which show unusual flexibility in the stems and branches after a few years of infection.

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