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Post Harvest Diseases :: Fruits :: Apple
Brown rot: Monilinia fructicola
Symptoms:
  • Enlarged rots are soft but not mushy.
  • Circular and medium brown during the early and medium stages of development.
  • Decayed area enlarges, small black spots about 1/8 inch across gradually develop at the lenticels
  • Entire fruit is decayed and under warm conditions turns black and develops a velvety sheen.
  • In warm, moist conditions gray to tan fungal tufts develop, either in varying size patches or scattered over the decayed surface.
Circular and medium brown fruit Decayed fruits

Management:

  • Control of brown rot begins with sanitation.
  • All twigs with brown rot cankers need to be pruned and removed from the area or destroyed.

Image source:

https://www.rhs.org.uk/advice/profile?pid=114
http://www.planetnatural.com/pest-problem-solver/plant-disease/brown-rot-brown-rot/
http://postharvest.tfrec.wsu.edu/marketdiseases/brownrot.html

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