中国栲属植物最丰富的地区是滇黔桂地区（29 种） 。

The floristic region of Dian (Yunnan) -Qian (Guizhou )-Gui (Guangxi) has the highest Castanopsis species diversity in China, with 29 species .

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结果表明，滇青冈和元江栲枯叶分解速率高于云南松针叶。

It was found that the decomposition rates of both broad - leaved leaf litters are greater than that of pine needles.

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