Pear is the third largest output fruits in China,13670 tons was harvested in 2008, which is almost 2/3 of all the world harvested, ranking the first. While, the amount of pear being processed is less than 10% of the total.In the harvest period, there are so many pears in the market that many can't be sold and rot at last. Studying the pears' processing characters deeply, solving the problems occurred during processing and storage are effective ways to improve benefits and promote development of the ...