防虫帐防控杨梅果蝇及改善果实品质的研究

The controlling effects against fruit flies and quality improvement of bayberry by hanging curtains

为了明确防虫帐对杨梅果蝇发生以及产量品质、贮藏性、安全性和经济效益的影响，从2012-2013年连续2年对浙江临海东魁杨梅进行防虫帐单株挂帐试验。结果表明，东魁杨梅挂防虫帐对防治果蝇效果显著，有虫果率与对照相比降低了57.14～95.24个百分点。挂防虫帐杨梅单果重与对照相比平均增加2.18 g，果实硬度提高了0.14 kg？cm-3，果实成熟期也分别比对照推迟3～4 d以上，贮藏期延长，色泽更亮丽。挂防虫帐处理单株产值与对照相比平均增加771.9元。防虫帐作为一种新型的绿色防控措施，具有防虫效果好、显著延长贮存期、提高杨梅果实品质和经济效益等优势，具备在生产上规模化应用的良好前景。

In order to study the controlling effects of curtains against fruit flies and quality improvement of bayberry by hanging curtains, individual bayberry cv.Dongkui tree was treated in Linhai , Zhejiang Province in 2012-2013. It was shown that the occurrence of fruit flies in bayberry was significantly decreased .The weight of bayberry fruit was increased by 2.18 g on average, and the fruit firmness was increased by 0.14 kg？cm-3 .The fruit ripening time was postponed by more than 3-4 days.The storage period was extended , and the color was brighter.The average economic value of each bayberry tree was increased by 771.9 Chinese yuan.It was a new safe measure to control pest by hanging curtains, the quality of bayberry fruits was improved , and the economic value was increased .Therefore, it has a good prospect in the production of bayberry .