%0 Journal Article %A TANG Mi~1 BIE Zhi-long~1 WU Ming-zhu~2 YI Hong-ping~2 FENG Jong-xin~2(1.College of Horticulture and Forestry %A Huazhong Agricultural University/Key Laboratory of Horticultural Plant Biology %A Ministry of Education %A Wuhan %A Hubei 430070;2.Research Center of Hami Melon %A Xinjiang Academy of Agricultural Science %A Wulumuqi %A Xinjiang 830000) %T QUALITY CHANGES OF "FENGWEI NO.2" MELON DURING FRUIT MATURATION %D 2008 %R 10.11869/hnxb.2008.04.0474 %J Journal of Nuclear Agricultural Sciences %P 474-477 %V 22 %N 04 %X "Fengwei No.2" melon was bred by using ~(60)Co γ-rays irradiation.The quality of melon fruits was investigated during maturation.The results indicated that the fruit expanded rapidly from the 5th day of pollination,and the fruit fresh weight reached the maximum after 30 days.The content of fruit soluble sugar increased quickly from the 29th day of pollination,and decreased from the 34th day of pollination.Fruit titratable acidity increased with fruit development and the sugar/acid ratio reached the peak after 30-34 days of pollination.Analysis of fruit soluble sugar and organic acid by gas chromatography showed that in the fruit of "Fengwei No.2" melon fructose,glucose and sucrose were the main soluble sugars,while malic acid and citric acid were organic acids in the fruit,and citric acid was the main organic acid.GC-MS anaysis showed that there were mainly 35 aroma compounds,among which esters took 35.24%,acids 19.21%,alcohols 14.28% and aldehydes 11.71%. %U https://www.hnxb.org.cn/EN/10.11869/hnxb.2008.04.0474