相关实验视频
Updated: Jun 9, 2026

08:43
Transformation of Organic Household Leftovers into a Peat Substitute
Published on: July 9, 2019
8.3K
促进循环经济:将造副产品作为谷物条配方的创新成分
Maria Paciulli1, Giovanni Sogari1, Margherita Rodolfi1
1Department of Food and Drug, University of Parma, 43124 Parma, Italy.
Foods (Basel, Switzerland)
|August 10, 2024
概括
酒的花费谷物 (BSG) 增强谷物条与营养素和纤维. 感官感知和信息提供显著影响消费者对这些上循环成分产品的接受.
科学领域:
- 食品科学 食品科学 食品科学
- 营养科学 营养科学
- 可持续的粮食系统 可持续的粮食系统
背景情况:
- 酒厂的消耗谷物 (BSG) 是酒的丰富副产品,通常未得到充分利用.
- 纳入BSG提供了一种可持续的方法来提高食品的营养成分.
- 谷物条代表了一种受欢迎的食品格式,适合将新材料纳入.
研究的目的:
- 评估用BSG.丰富的谷物棒的物理化学和感觉特性.
- 评估BSG含量水平和结合系统 (蜂蜜和巧克力) 对酒吧质量的影响.
- 为了确定消费者对BSG丰富的谷物棒的看法和接受.
主要方法:
- 制备了两种谷物棒配方 (蜂蜜和巧克力结合系统),含有不同的BSG含量.
- 物理化学分析 (水分,水活动,纹理,颜色) 在20天的储存时间内进行.
- 消费者感官测试评估喜欢,购买意图和感官感知在盲目和知情条件下.
主要成果:
- 丰富BSG显著增加了矿物质,B族维生素,蛋白质和纤维含量,满足了"高纤维"的要求.
- 增加BSG水平降低了水分和水活动,影响了酒吧质地 (增加了蜂蜜棒的灵活性,增加了巧克力棒的硬度).
- BSG变黑了酒吧的颜色;感官测试表明盲目偏好蜂蜜酒吧,因为它更自然,更健康,尽管信息提供最小化了差异.
结论:
- 上循环的酒厂的消耗谷物是提高谷物棒的营养价值的可行成分.
- 结合系统和BSG含量影响物理化学性质和质地.
- 消费者接受与感官体验有关,信息在感知中发挥着微妙的作用.
相关概念视频
Microbes in Food Production
Microbial fermentation is central to food biotechnology, enhancing flavor, texture, preservation, and stability. Fermentative microorganisms metabolize carbohydrates into organic acids, alcohols, and other metabolites that inhibit spoilage organisms and improve digestibility while contributing distinctive sensory qualities.In baking, amylases naturally present in flour hydrolyze starch into monosaccharides such as glucose, which Saccharomyces cerevisiae ferments anaerobically. Through...
Microbes in Beverage Production
Alcoholic beverages such as wine, beer, and spirits are the products of microbial fermentation processes that transform simple sugars into ethanol and a wide array of complex flavor compounds. These transformations rely on the metabolic activities of specific yeasts and bacteria, which are selected and controlled to yield the desired beverage characteristics.Wine Fermentation and MaturationWine production begins with the crushing of grapes to release juice and pulp, forming a must that is...
Microbes in the Production of Fermented Foods
Lactic acid bacteria (LAB) and molds are instrumental in fermenting plant-based foods to enhance preservation and ensure year-round availability. These microbial processes convert plant carbohydrates into organic acids and other metabolites that inhibit spoilage organisms and contribute to the sensory qualities of the final product.In sauerkraut production, cabbage goes through a microbial succession that starts with cocci such as Leuconostoc mesenteroides. These microbes begin fermentation by...
Bioreactor Controls-III
Strain improvement is a foundational strategy in industrial microbiology aimed at maximizing microbial productivity, particularly because natural isolates typically yield commercially valuable products in very low concentrations. Although optimizing the culture medium and environmental conditions can improve yields, these adjustments are inherently limited by the organism’s genetic potential. As a result, the focus shifts toward genetic modifications to enhance biosynthetic capacity. The...
Production of Alcohol
Continuous fermentation is a key strategy in industrial ethanol production, particularly when efficiency, scalability, and high yields are essential. This approach allows for uninterrupted operation and optimized resource utilization. The primary feedstock, corn starch, undergoes enzymatic hydrolysis facilitated by α-amylase and glucoamylase. These enzymes break down the starch into fermentable sugars such as glucose, which are readily assimilated by fermentative microorganisms.Fermentation...
Biofuels
The microbial conversion of organic matter into biofuels holds potential as a renewable energy source. Among biofuel sources, microalgae are recognized as a highly efficient and adaptable feedstock for biodiesel production, owing to their rapid biomass accumulation, elevated lipid productivity, and capacity to proliferate in diverse aquatic systems, including freshwater, marine, and wastewater habitats. Unlike terrestrial crops, microalgae do not compete for land and can achieve significantly...

