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Standardized Protocols for Environmental Sample Collection: Minimizing Contamination and Preserving Microbial
Bo Li1, Tongyi Zhao2, Jiying Xu2
1Guangdong Basic Research Center of Excellence for Ecological Security and Green Development, School of Ecology, Environment and Resources, Guangdong University of Technology, Guangzhou, China. libo01@gdut.edu.cn.
Abstract:
Accurate microbial community assessment begins with reliable sample collection. Environmental matrices, such as soil, water, and human-associated habitats, each present unique challenges that can introduce contamination or alternative microbial structures in samples. This chapter provides an overview of standardized sampling strategies for these environments, emphasizing principles for minimizing external contamination and preserving the integrity of microbial communities. Key considerations in field practice, sample handling, preservation, and transport are summarized, along with common pitfalls and practical solutions.
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