ID	Study	Riparian/Stream	Method	Spatial Scale	Temporal Scale	R.Type	Land	Percent of Denitrification Potential	Denitrification Rate [mg N kg-1 hr-1]	Denitrification Rate [mg N m-2 hr-1]
1	Orr et al. (2007)	Riparian	Acetylene block	Core	Years	Grass	Agriculture	6.60E+01	5.85E-01	
2	Schipper et al. (1993)	Riparian	Acetylene block	Core	Years	Bare	Agriculture	6.42E+01	5.20E+02	
3	Cooper (1990)	Riparian	Acetylene block	Core	Days	Grass	Agriculture	4.20E+01	5.90E+02	
4	Reisinger et al. (2013)	Riparian	Acetylene Block	Core	Months	Grass	Reference	2.69E+01		2.46E-01
5	Pinay et al. (1995)	Riparian	Acetylene block	Core	Years	Forest	Agriculture	1.88E+01		3.09E+00
6	Reisinger et al. (2013)	Riparian	Acetylene Block	Core	Months	Forest	Reference	1.85E+01		1.40E-01
7	Weigelhofer et al. (2013)	Stream	Acetylene block	Core	Days		Reference	1.87E+01		1.60E+00
8	Bernal et al. (2007)	Riparian	Acetylene block	Core	Months	Forest	Reference	1.70E+01	5.44E+00	
9	Solomon et al. (2009)	Stream	Acetylene block	Core	Days		Reference	1.63E+01		5.44E-03
10	Reisinger et al. (2013)	Riparian	Acetylene Block	Core	Months	Grass	Reference	1.43E+01		8.69E-02
11	Pinay et al. (2000)	Riparian	Acetylene block	Reach	Years	Forest	Agriculture	1.38E+01	9.76E+00	
12	Holmes et al. (1996)	Stream	Acetylene block	Core	Months		Reference	1.33E+01		
13	Gooseff et al. (2004)	Stream	Acetylene block	Core	Days		Reference	1.26E+01		1.01E-01
14	Pinay et al. (1995)	Riparian	Acetylene block	Core	Years	Forest	Agriculture	1.01E+01		1.01E+00
15	Schnabel et al. (1996)	Riparian	Acetylene block	Core	Months	Forest	Agriculture	1.01E+01	4.28E-01	
16	Small et al. (2013)	Stream	Acetylene block	Core	Days		Reference	9.36E+00	4.79E+02	
17	Pinay et al. (1993)	Riparian	Acetylene block	Core	Years	Forest	Agriculture	7.78E+00		8.88E-01
18	Weigelhofer et al. (2013)	Stream	Acetylene block	Core	Days		Agriculture	4.49E+00		2.00E-01
19	Steinhart et al. (2001)	Stream	Acetylene block	Core	Months		Reference	3.89E+00	4.55E+00	
20	Steinhart et al. (2001)	Stream	Acetylene block	Core	Months		Reference	3.17E+00	4.45E+00	
21	Richardson et al. (2004)	Stream	Acetylene block	Reach	Years		Urban/Ag	2.53E+00		1.90E+00
22	Steinhart et al. (2001)	Stream	Acetylene block	Core	Months		Reference	2.08E+00	1.20E+01	
23	Steinhart et al. (2001)	Stream	Acetylene block	Core	Months		Reference	6.96E-01	5.03E+00	
24	Strauss et al. (2006)	Stream	Acetylene Block	Core	Years		Urban/Ag	6.66E-01		1.19E+00
25	Ambus and Lowrance (1991)	Riparian	Acetylene block	Core	Days	Forest	Agriculture	2.27E-01	5.30E-02	
26	Cooper (1990)	Stream	Acetylene block	Core	Days		Agriculture	1.90E-01	5.50E-01	
27	Steinhart et al. (2001)	Stream	Acetylene block	Core	Months		Reference	3.93E-02	1.50E-01	
28	Ambus and Lowrance (1991)	Riparian	Acetylene block	Core	Days	Forest	Agriculture	1.19E-03	2.65E-02	
