Funding for this research was provided by:
Chinese Academy of Sciences (2015TW1SA0001, 2013TW2SA0003)
The Sino-Africa Joint Center research project (SAJC201607)
Shanghai Municipal Administration of Forestation and City Appearances (G152431)
Shanghai Municipal Adminastration of Forestation and City Appearance (G182418)
Text and Data Mining valid from 2018-11-06
Received: 9 January 2018
Accepted: 11 October 2018
First Online: 6 November 2018
Ethics approval and consent to participate
: The locations of material collected here are neither privately owned lands nor protected areas. No specific permits were required for our research.
: Not applicable.
: The authors declare that they have no competing interests.
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