Preparation method of fermented whole cottonseed product and composite microbial agent

By treating a mixture of whole cottonseed, corn flour, and wheat bran with a compound microbial agent through solid-state fermentation, the problems of dense structure and monotonous flavor of whole cottonseed as a feed ingredient were solved. This improved the nutritional components and flavor of whole cottonseed, enhancing its application value in feed.

CN122397846APending Publication Date: 2026-07-17INNER MONGOLIA AGRICULTURAL UNIVERSITY +2

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
INNER MONGOLIA AGRICULTURAL UNIVERSITY
Filing Date
2026-06-05
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing technologies struggle to effectively improve the protein structure density, high shell coverage, limited internal nutrient release, monotonous flavor, and poor palatability of whole cottonseed as a feed ingredient. In particular, it is difficult to simultaneously improve the structure of whole cottonseed, protein release, and flavor formation.

Method used

A compound microbial agent composed of Bacillus subtilis, Bacillus licheniformis, Lactobacillus plantarum, and Candida utilis is used to process a mixture of whole cottonseed, corn flour, and wheat bran through solid-state fermentation. The moisture content is adjusted and solid-state fermentation is carried out to form a fermented whole cottonseed product.

Benefits of technology

It increases the content of soluble protein, crude fat and acid-soluble protein in whole cottonseed, improves the flavor and reduces the content of neutral detergent fiber, enhances the utilization of cotton kernel nutrients by the seed hull fiber structure, and improves the nutrient release and palatability of whole cottonseed.

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Abstract

本发明提供了一种发酵全棉籽产品的制备方法及复合菌剂,涉及饲料原料微生物发酵加工技术领域。本发明将去绒后的完整全棉籽、玉米粉和麸皮混合得到发酵底物,向发酵底物中接种由枯草芽孢杆菌、地衣芽孢杆菌、植物乳杆菌及产朊假丝酵母组成的复合菌剂,并调节含水量后进行固态发酵,得到发酵全棉籽产品。本发明可提高全棉籽营养成分释放程度,减弱籽壳纤维结构限制,并改善发酵风味。
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