The document discusses next-generation sequencing (NGS), detailing various sequencing technologies including Sanger, 454, Ion Torrent, Illumina, PacBio, and Oxford Nanopore. It outlines the principles, experiment setup, advantages, disadvantages, and specific applications within agricultural and fisheries research. It emphasizes the evolution and impact of sequencing techniques on genomics research and provides an overview of sequencing capabilities at the Institute for Agricultural and Fisheries Research.