Table 4.

System-wide indicators of carbon metabolism in BDA.

Indicators	Formulation	Low-carbon metabolic network
		with Int and Ext	without Int and Ext
Nodes	m	7	5
Links	L	15	6
Link density	L/m	2.14	1.20
Connectance	L/m2	0.31	0.24
MI	Equation (3)	1.50	1.40
SI	Equation (4)	3.57	2.54