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www.ehow.com/list_6120903_causes-apple-rot_.html

Fruits like apples can rot and decay over time. Mold and fungus cause the quickest degradation, but even exposing an apple to heat can cause it to oxidize.

scienceline.ucsb.edu/getkey.php?key=64

Apples turn brown when exposed to air because of the oxidation process that ... Thus, the brown coloration in an apple occurs in response to damage caused to the ... The fridge does not stop chemical reactions, so bacteria will still rot the food  ...

www.quora.com/What-are-some-causes-for-an-apple-to-rot

Eric Guicherit's answer is accurate. I would only add that people think about food in that rotting and discoloration are not the same thing. Bruising on any ...

www.knowswhy.com/why-do-apples-rot

Aug 10, 2010 ... Moist conditions or warm environment are conditions that will cause rotting. ... The apple rot fungi are Penicillium expansum and Monilinia ...

www.scientificamerican.com/article/experts-why-cut-apples-turn-brown

When an apple is cut (or bruised), oxygen is introduced into the injured plant tissue. ... and the lower pH that they bring about causes PPO to become less active.

dialogue.tfrec.wsu.edu/decay/sphaeropsis-rot

This disease first was found on d'Anjou pears, and later it was determined that Sphaeropsis rot can cause even more serious problems on apples. In one ...

www.science-sparks.com/2012/03/05/rotting-apples

Mar 5, 2012 ... Find out in this fun science investigation using rotting apples. ... that if you leave an apple (or any fruit ) for too long it starts to go bad or decay.

archive.bio.ed.ac.uk/jdeacon/microbes/applerot.htm

Apple rot and other fruit-rot fungi. Fungi are major causes of plant disease, accounting for perhaps 70% of all the major crop diseases. Some of these fungal  ...

www.rhs.org.uk/advice/profile?pid=114

Brown rot is a fungal disease of apples, pears, plums, cherries and other fruit and ornamental trees, causing a brown, spreading rot in fruit. It is caused by the ...