储存包装类型对自由放养的食用蛋的微生物和感官质量的影响
Zofia Sokołowicz1, Miroslava Kačániová2, Magdalena Dykiel3
1Department of Animal Production and Poultry Products Evaluation, University of Rzeszów, Zelwerowicza Street 4, 35-601 Rzeszów, Poland.
Animals : an open access journal from MDPI
|June 28, 2023
概括
包装类型和储存温度显著影响蛋的质量. 塑料包装增加了细菌含量,而较低的温度随着时间的推移保留了感官属性和功能性质.
科学领域:
- 食品科学 食品科学 食品科学
- 微生物学 微生物学
- 动物科学动物科学
背景情况:
- 了解影响蛋质量的因素对于食品行业至关重要.
- 蛋质量受到各种产卵后条件的影响.
- 评估微生物和感官变化对于消费者安全和满意度至关重要.
研究的目的:
- 评估包装材料,储存时间和温度对蛋质量的影响.
- 确定纸板与塑料包装对卵子微生物学和感官属性的影响.
- 为了研究冷 (5°C) 与室 (22°C) 温度储存对蛋特性的影响.
主要方法:
- 来自放牧的蛋被存储在5°C和22°C的纸板和塑料纸箱中.
- 评估了微生物质量 (外和内容) 和功能性质 (蛋白发泡).
- 经过硬煮后的感觉特征 (蛋黄颜色,气味,质地) 在0,14和28天被评估.
主要成果:
- 塑料包装导致14天和28天后,与纸板相比,蛋的含量中的细菌数量更高 (p <0.05).
- 蛋白的发泡特性和感觉特征随着储存时间的增加而恶化,无论包装如何.
- 在5°C保存的蛋在硬煮后呈现出优异的黄颜色,气味和质地,相比于在22°C保存的蛋 (p < 0.05).
结论:
- 包装类型会影响蛋的微生物质量,塑料的细菌含量更高.
- 储存时间对蛋的功能和感官质量都有负面影响.
- 较低的储存温度 (5°C) 在保护蛋的整体质量和感官属性方面更有效.
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