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Supplemental Information

raw data

There are 3 sheets in the table, including environmental parameters, relative biomass and heterocyst.

DOI: 10.7287/peerj.preprints.27388v1/supp-1

Additional Information

Competing Interests

The authors declare that they have no competing interests.

Author Contributions

Kuimei Qian conceived and designed the experiments, performed the experiments, authored or reviewed drafts of the paper, approved the final draft.

Martin Dokulil analyzed the data, prepared figures and/or tables.

Yuwei Chen contributed reagents/materials/analysis tools.

Data Deposition

The following information was supplied regarding data availability:

The raw data are provided in the supplementary files 1.


This work was financially supported by The National Natural Science Foundation of China (No. 31600345) and Jiangsu provincial government scholarship program (JS-2017-156). The funders had no role in study design, data collection and analysis, decision to publish, or preparation of the manuscript.

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