Environmental Factors Affecting the Diversity and Composition of Environmental Microorganisms in the Shaoxing Rice Wine Producing Area

Author:

Peng Qi1ORCID,Zhang Lili1,Huang Xiaoli2,Wu Jianjiang2,Cheng Yujun2,Xie Guangfa3,Feng Xinxin1,Chen Xueping1

Affiliation:

1. School of Life and Environmental Sciences, Shaoxing University, Shaoxing 312000, China

2. Shaoxing Testing Institute of Quality and Technical Supervision, Shaoxing 312000, China

3. Laboratory of Pollution Exposure and Health Intervention of Zhejiang Province, College of Biology and Environmental Engineering, Zhejiang Shuren University, Hangzhou 310015, China

Abstract

Shaoxing rice wine is a notable exemplar of Chinese rice wine. Its superior quality is strongly correlated with the indigenous natural environment. The results indicated that Firmicutes (75%), Actinobacteria (15%), Proteobacteria (5%), and Bacteroidetes (3%) comprised the prevailing bacterial groups. Among the main bacterial genera, Lactobacillus was the most abundant, accounting for 49.4%, followed by Lactococcus (11.9%), Saccharopolyspora (13.1%), Leuconostoc (4.1%), and Thermoactinomyces (1.1%). The dominant fungal phyla were Ascomycota and Zygomycota. Among the dominant genera, Saccharomyces (59.3%) prevailed as the most abundant, followed by Saccharomycopsis (10.7%), Aspergillus (7.1%), Thermomyces (6.2%), Rhizopus (4.9%), Rhizomucor (2.2%), and Mucor (1.3%). The findings demonstrate that the structure of the bacterial and fungal communities remains stable in the environment, with their diversity strongly influenced by climatic conditions. The continuous fluctuations in environmental factors, such as temperature, air pressure, humidity, rainfall, and light, significantly impact the composition and diversity of microbial populations, particularly the dominant bacterial community.

Funder

Zhejiang Shaoxing Huangjiu Industry Innovation Service Complex-Technological Innovation Project in Zhejiang Province

the Foundation of Public Projects of Zhejiang Province, China

the Program Foundation of Public Projects of Shaoxing city, Zhejiang Province, China

Shaoxing University Fund

Publisher

MDPI AG

Subject

Plant Science,Health Professions (miscellaneous),Health (social science),Microbiology,Food Science

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