China's Malthusian limits

[Ricardo Duchesne]

 As of now, considering
> the possibility that, by "Lingnan", P means "Guizhou" part of that
> region was part of Lignan in the Tang period, and because P never
> mentions "Guizhou" whereas he mentions the other two, "Guangdong" and
> "Guangxi". 

This sentence should read: "As of now I am considering the 
possibility that by "Lingnan", P means "Guizhou" since this region 
covers part of what was Lingnan in the Tang period, and because P 
never mentions "Guizhou" whereas......"