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		神农架常绿落叶阔叶混交林碳氮磷化学计量比
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			C, N and P stoichiometric ratios in mixed evergreen and deciduous broadleaved forests in Shennongjia, China
			 
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		 图1. 采用生物量加权法获得的生态系统不同组分及乔灌木不同器官的C:N:P。  | 
	
Fig. 1. The C:N:P ratios in different components and organs in trees and shrubs in forest ecosystem obtained using the biomass-?weighted mean method.  | 
	
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