通过非蛋白质利用微生物的两阶段固态发酵,提高喷玉米的料营养价值
1School of Chemical Engineering, Zhengzhou University, School of Chemistry Engineering, Zhengzhou University, Zhengzhou, China.
Journal of the science of food and agriculture
|August 5, 2025
概括
这项研究增强了喷的玉米.
科学领域:
- 农业科学 农业科学
- 生物技术是生物技术.
- 食品科学 食品科学 食品科学
背景情况:
- 喷的玉米,湿磨的副产品,由于蛋白质低和味道差,被限制作为动物料.
- 改善农业副产品的营养特征对于可持续的料资源至关重要.
研究的目的:
- 为了提高喷的玉米的营养价值,用于动物料.
- 用微生物和尿素研究两阶段固态发酵的有效性.
主要方法:
- 对能够利用非蛋白质的微生物进行选.
- 玉米和尿素的两个阶段 (有氧和无氧) 固体发酵与黑色阿斯伯吉路斯.
- 使用响应表面方法来优化有氧发酵条件.
主要成果:
- 优化发酵条件 (72小时,36°C,65%水分,20%注射液) 使原蛋白增加到348g/kg.
- 总原蛋白含量从284升至351g/kg,蛋白质,氨基酸和的含量显著增加.
- 功能性氨基酸林和氨酸分别增加了64%和130%;菌毒素仍然低于安全标准;观察到微生物丰富和改善风味.
结论:
- 两个阶段的固态发酵有效地提高了喷的玉米的营养质量.
- 这种方法提供了一种可行的策略,用于重复使用农业副产品,并解决蛋白质料短缺问题.
- 该工艺增强了蛋白质含量,有益的微生物和食感,使其适用于动物料应用.
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