香蕉果实采后诱导抗病性的初步研究

Food Science(2006)

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Abstract
本文比较了热处理、水杨酸处理、冷处理和UV-C处理诱导香蕉果实采后抗病性的效果。结果表明,接种炭疽病菌孢子10d后,发现热处理(53℃热水浸泡10min)可明显控制香蕉果实病斑的扩展,延缓了果实的后熟软化和褪绿转黄。热处理诱导抗病性的效果与接种时间及香蕉采收日期有关。水杨酸处理(1mmol/L)对诱导香蕉果实抗病性也有一定的效果,而冷击处理促进了病害的发展、促进了后熟软化和褪绿转黄。UV-C处理(160~320s)虽然可延缓香蕉果的软化,但果皮病斑增大,色泽变褐。
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Key words
banana fruits,postharvest disease,induced resistance
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