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Questions related from Jingming Zheng
The phylomatic.com supported comparitive analysis of multiple species at same time. Results from statistical analysis with or without phylogeny consideration could be quite different, for...
26 October 2017 399 1 View
what's the 'midpoint' latitude really meaning? it is not very clear how to calcualte the midpoint of a species' latitude and longgitude when I try to pull together geography information from...
30 December 2015 7,372 6 View
when I try to compare difference of trait among tree\shrub\liana in a big database of China woody species, I konw ANOVA or Kruskal-Wallis rank sum test and Wilcoxon rank sum test could be used in...
10 August 2015 8,699 17 View
I have read articles that dioecy is more common in tropical flora, and some concerning sex system corelates with traits such as seedmass ect. pretty interesting subject! when I do primary analysis...
08 May 2015 1,172 13 View
I explored species association using survey plot data in Tibetan Plateau, the highest plateau in world, where very unique herbaceous communities occurred. However, I found the number of associated...
18 August 2014 3,542 8 View
It is reasonable to treat sampling data of plants along long established roads. However, when I surveyed the vegetation along Tibetan raiway in China, which was constructed in 2004, I am not sure...
28 July 2014 169 17 View