In the natural Chinese-fir and broad-leafed forests, the effect of soil nutritional elements on the dominance of Chinese-fir and other dominant tree species was different with tree species.

• 在天然杉阔混交林中，土壤营养元素对杉木及其他建群种优势度的重要性因树种而异.；影响杉木优势度的首要土壤营养元素为缓效钾、碳氮比及有机质；