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Ethylene was determined using the method described by McKeon et al. (1982) with some modifications. Ethylene was assayed by incubating five fruit from each treatment in a 9 L airtight chamber for 1h at room temperature (25 ◦C). A 1mL sample of the headspace gas was withdrawn using a gas-tight syringe and injected into a gas chromatograph (GC-14C, Shimadzu, Japan) that was equipped with a GDX-502 column and a flame ionization detector. The column temperature was 50◦C and the injection temperature was 120◦C. The carrier gas was N2 with a rate of 50mLmin−1. The results are the mean of three replicates.

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ÎôÄê²ÐÃÎ(½ð±Ò+4, ·­ÒëEPI+1): 2011-03-19 16:47:35
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