Citation: Wilkinson J, Bors C, Burgis F, Lorke A, Bodmer P (2018) Measuring CO2 and CH4 with a portable gas analyzer: Closed-loop operation, optimization and assessment. PLoS ONE thirteen(four): e0193973. 10.1371/journal.pone. This is an open access article distributed underneath the terms of the Artistic Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the unique author and supply are credited. Information Availability: All relevant knowledge are throughout the paper and its Supporting Information information. The funders had no function in research design, information assortment and evaluation, choice to publish, or preparation of the manuscript.

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