ID	Study	Location	Lat	Long	Riparian/Stream	Method	Spatial Scale	Temporal Scale	Riparian Vegetation	Land Use	Lab/Field	Denitrification Rate [mg N m-2 hr-1]	Stream Nitrate [mg L-1]	Climate
1	Ambus and Christensen (1993)	Denmark	55.349051	11.998665	Riparian	Acetylene block	Core	Years	Grass	Agriculture	Lab	1.17E-01		Cfb
2	Arango et al. (2007)	Michigan	42.6	-85.8	Stream	Acetylene block	Core	Days		Agriculture	Lab	4.00E+00	2.84E+00	Dfb
3	Ashby et al. (1998)	New York	41.977962	-74.473334	Riparian	Acetylene block	Core	Months	Forest	Reference	Lab	3.51E-02		Dfb
4	Batson et al. (2012)	Ohio	40.019958	-83.01806	Riparian	Acetylene block	Core	Years	Forest	Urban	Field	1.98E-01		Dfa
5	Beaulieu et al. (2008)	Michigan	42.307221	-85.511257	Stream	Acetylene block	Core	Years		Reference	Lab	1.60E+00	1.80E-01	Dfa
6	Beaulieu et al. (2008)	Michigan	42.307221	-85.511257	Stream	Acetylene block	Core	Years		Urban	Lab	9.00E-01	1.30E-01	Dfa
7	Beaulieu et al. (2008)	Michigan	42.307221	-85.511257	Stream	Acetylene block	Core	Years		Urban	Lab	1.90E+00	3.80E-01	Dfa
8	Beaulieu et al. (2008)	Michigan	42.307221	-85.511257	Stream	Acetylene block	Core	Years		Urban	Lab	2.30E+00	1.08E+00	Dfa
9	Beaulieu et al. (2008)	Michigan	42.307221	-85.511257	Stream	Acetylene block	Core	Years		Agriculture	Lab	2.10E+00	3.30E-01	Dfa
10	Beaulieu et al. (2008)	Michigan	42.307221	-85.511257	Stream	Acetylene block	Core	Years		Agriculture	Lab	9.00E-01	6.90E-01	Dfa
11	Beaulieu et al. (2008)	Michigan	42.307221	-85.511257	Stream	Acetylene block	Core	Years		Agriculture	Lab	7.00E-01	3.00E-02	Dfa
12	Beaulieu et al. (2008)	Michigan	42.307221	-85.511257	Stream	Acetylene block	Core	Years		Agriculture	Lab	6.00E-01	1.65E+00	Dfa
13	Beaulieu et al. (2008)	Michigan	42.307221	-85.511257	Stream	Acetylene block	Core	Years		Agriculture	Lab	4.70E+00	1.78E+00	Dfa
14	Beaulieu et al. (2008)	Michigan	42.307221	-85.511257	Stream	Acetylene block	Core	Years		Agriculture	Lab	2.40E+00	5.10E-01	Dfa
15	Beaulieu et al. (2008)	Michigan	42.307221	-85.511257	Stream	Acetylene block	Core	Years		Agriculture	Lab	1.11E+01	2.46E+00	Dfa
16	Beaulieu et al. (2008)	Michigan	42.307221	-85.511257	Stream	Acetylene block	Core	Years		Agriculture	Lab	5.20E+00	2.18E+01	Dfa
17	Bernhardt and Likens (2002)	New Hampshire	44.031756	-71.744643	Stream	Acetylene block	Core	Days		Reference	Lab	2.08E+00	2.94E-02	Dfb
18	Bohlke et al. (2004)	Indiana	40.698788	-87.420033	Stream	15N tracer	Reach	Days		Agriculture	Field	3.36E+00	9.10E-01	Dfa
19	Bohlke et al. (2009)	Indiana/Illinois	40.698788	-87.420033	Stream	Mass balance	Reach	Days		Agriculture	Field	3.47E+00	7.70E+00	Dfa
20	Bohlke et al. (2009)	Indiana/Illinois	40.698788	-87.420033	Stream	N2 Flux	Reach	Days		Agriculture	Field	6.38E+00	5.88E+00	Dfa
21	Bohlke et al. (2009)	Indiana/Illinois	40.698788	-87.420033	Stream	15N tracer	Reach	Days		Agriculture	Field	2.16E+00	1.47E+00	Dfa
22	Bohlke et al. (2009)	Indiana/Illinois	40.698788	-87.420033	Stream	15N tracer	Core	Days		Agriculture	Field	2.97E+00	1.93E+00	Dfa
23	Bohlke et al. (2009)	Indiana/Illinois	40.698788	-87.420033	Stream	15N tracer	Core	Days		Agriculture	Field	1.64E+00	6.23E+00	Dfa
24	Bohlke et al. (2009)	Indiana/Illinois	40.698788	-87.420033	Stream	N2 Flux	Core	Days		Agriculture	Lab	3.14E+00	5.92E+00	Dfa
25	Bohlke et al. (2009)	Indiana/Illinois	40.698788	-87.420033	Stream	15N tracer	Core	Days		Agriculture	Lab	2.06E+00	5.92E+00	Dfa
26	Burgin and Groffman (2012)	New York	41.790496	-73.732288	Riparian	N2 Flux	Core	Months	Forest	Agriculture	Lab	1.76E+00		Dfa
27	Burgin et al. (2010)	New York	41.790496	-73.732288	Riparian	N2 Flux	Core	Years	Forest	Agriculture	Lab	1.15E+00		Dfa
28	Burt et al. (1999)	England	51.717145	-1.110721	Riparian	Acetylene block	Core	Years	Grass	Agriculture	Field	3.13E+02	1.30E+00	Cfb
29	Chatarpaul et al. (1980)	Ontario	43.5667	-80.492	Stream	15N tracer	Core	Days		Agriculture	Lab	2.92E+00	4.55E+00	Dfb
30	Chesterikoff et al. (1992)	France	48.97183	1.999807	Stream	Mass balance	Core	Years		Urban/Ag	Lab	1.97E+01	3.00E+00	Cfb
31	Christensen and Sorensen (1988)	Denmark	56.383043	10.47912	Stream	Acetylene block	Core	Months		Agriculture	Lab	6.21E-01	3.50E+00	Cfb
32	Christensen and Sorensen (1988)	Denmark	56.21557	8.220342	Stream	Acetylene block	Core	Months		Agriculture	Lab	8.39E-01	1.75E+00	Cfb
33	Christensen et al. (1989)	Denmark	56.247026	10.186005	Stream	Acetylene block	Core	Days		Agriculture	Lab	7.42E+00	1.54E+00	Cfb
34	Christensen et al. (1990)	Denmark	56.383043	10.47912	Stream	Acetylene block	Core	Months		Agriculture	Lab	7.23E+00	7.35E+00	Cfb
35	Clausen et al. (2000)	Connecticut	42.004729	-71.991306	Riparian	Acetylene block	Core	Months	Grass	Agriculture	Lab	5.31E-02	1.83E+00	Dfb
36	Clement et al. (2002)	France	48.520353	-1.562939	Riparian	Acetylene block	Core	Years	Forest	Agriculture	Lab	1.10E+01	9.60E+00	Cfb
37	Clement et al. (2002)	France	48.520353	-1.562939	Riparian	Acetylene block	Core	Years	Forest	Agriculture	Lab	6.45E+00	5.85E+00	Cfb
38	Clement et al. (2002)	France	48.520353	-1.562939	Riparian	Acetylene block	Core	Years	Grass	Agriculture	Lab	9.35E+00	1.20E+00	Cfb
39	Cooke and White (1987)	England	51.901534	-1.339911	Stream	Acetylene block	Core	Days		Agriculture	Lab	1.45E+01	9.51E+00	Cfb
40	Cooper (1990)	New Zealand	-37.75	175.5	Riparian	Acetylene block	Core	Days	Grass	Agriculture	Lab	1.48E+02	2.21E-01	Cfb
41	Cooper (1990)	New Zealand	-37.75	175.5	Stream	Acetylene block	Core	Days		Agriculture	Lab	2.50E-02	5.25E-02	Cfb
42	Cooper and Cooke (1984)	New Zealand	-38.45	176.233	Stream	Acetylene block	Core	Months		Agriculture	Lab	1.55E+01	1.26E+00	Cfb
43	Cooper and Cooke (1984)	New Zealand	-38.45	176.233	Stream	Acetylene block	Core	Months		Reference	Lab	3.34E+00	2.09E-01	Cfb
44	Cooper and Cooke (1984)	New Zealand	-38.45	176.233	Stream	Acetylene block	Core	Months		Reference	Lab	2.67E-01	5.01E-01	Cfb
45	Davis et al. (2008)	Oregon	44.5333	-123.05	Riparian	Acetylene block	Core	Years	Grass	Agriculture	Field	3.55E-01		Csb
46	Duff et al. (1984)	California	37.414004	-122.192453	Stream	Acetylene block	Core	Days		Urban	Lab	7.60E-01	8.80E-01	Csb
48	Duff et al. (1996)	Costa Rica	10.426486	-84.00377	Stream	Acetylene block	Core	Days		Reference	Lab	1.05E-01	3.50E-01	Am
49	Duff et al. (1996)	Costa Rica	10.426486	-84.00377	Stream	Mass balance	Core	Days		Reference	Field	9.10E-01	3.50E-01	Am
50	Duff et al. (2008)	Washington	46.35	-120.11667	Stream	Acetylene block	Core	Days		Agriculture	Lab	4.30E+00	3.10E+00	Csb
51	Duff et al. (2008)	Nebraska	41.668968	-97.008064	Stream	Acetylene block	Core	Days		Agriculture	Lab	2.03E+00	9.00E-01	Dfa
52	Duff et al. (2008)	Maryland	39.277418	-76.017875	Stream	Acetylene block	Core	Days		Agriculture	Lab	1.61E+01	2.60E+00	Cfa
53	Edwards and Rolley (1965)	UK	52.032408	-0.244396	Stream	Mass balance	Core	Months		Agriculture	Lab	2.07E+01	1.00E+01	Cfb
54	Ensign et al. (2008)	North Carolina	34.781414	-76.868703	Riparian	N2 Flux	Core	Years	Grass	Agriculture	Lab	1.86E+00	2.03E-01	Cfa
55	Ensign et al. (2008)	North Carolina	34.781414	-76.868703	Riparian	N2 Flux	Core	Years	Bare	Agriculture	Lab	1.96E+00	2.03E-01	Cfa
56	Ensign et al. (2008)	North Carolina	34.781414	-76.868703	Riparian	N2 Flux	Core	Years	Forest	Agriculture	Lab	2.02E+00	2.03E-01	Cfa
57	Forshay and Dodson (2011)	Wisconsin	43.103243	-89.63819	Stream	Acetylene block	Reach	Years		Agriculture	Lab	1.90E+02	2.90E+00	Dfb
58	Forshay and Stanley (2005)	Wisconsin	43.56667	-89.65	Riparian	Acetylene block	Core	Years	Forest	Agriculture	Lab	1.79E-01	3.00E-01	Dfb
59	Garcia-Ruiz et al. (1998)	UK	54.249342	-1.429399	Stream	Acetylene block	Reach	Months		Agriculture	Lab	6.51E+00	6.54E+00	Cfb
60	Gooseff et al. (2004)	Antarctica	-78.6167	163.16667	Stream	Acetylene block	Core	Days		Reference	Lab	1.01E-01	4.20E-02	EF
61	Hanson et al. (1994)	Rhode Island	41.622386	-71.446686	Riparian	Acetylene block	Core	Years	Forest	Urban	Lab	2.36E-01		Cfa
62	Hanson et al. (1994)	Rhode Island	41.622386	-71.446686	Riparian	Acetylene block	Core	Years	Forest	Agriculture	Lab	9.68E-02		Cfa
63	Harrison et al. (2005)	Mexico	27.349609	-110.435766	Stream	N2 Flux	Reach	Days		Agriculture	Field	3.20E+00	4.40E-01	BSh
64	Harrison et al. (2011)	Maryland	39.415324	-76.549109	Riparian	15N tracer	Reach	Years	Grass	Urban	Field	1.38E+00	2.50E-01	Cfa
65	Harvey et al. (2013)	Indiana	40.698788	-87.420033	Stream	15N tracer	Reach	Days		Agriculture	Field	1.44E+00	1.54E+00	Dfa
66	Hefting and de Klein (1998)	Netherlands	52.401117	6.81011	Riparian	Acetylene block	Core	Months	Forest	Agriculture	Lab	1.01E+00	5.12E+00	Cfb
67	Hefting and de Klein (1998)	Netherlands	52.401117	6.81011	Riparian	Acetylene block	Core	Months	Grass	Agriculture	Lab	1.52E-01	6.27E+00	Cfb
68	Hefting et al. (2003)	Netherlands	52.401117	6.81011	Riparian	Acetylene block	Core	Months	Forest	Agriculture	Lab	1.06E+00	1.87E+01	Cfb
69	Hefting et al. (2003)	Netherlands	52.401117	6.81011	Riparian	Acetylene block	Core	Months	Grass	Agriculture	Lab	6.33E-01	2.34E+00	Cfb
70	Hefting et al. (2006)	Netherlands	52.401117	6.81011	Riparian	Acetylene block	Core	Months	Forest	Agriculture	Lab	2.95E+00	1.38E+01	Cfb
71	"Holmes et al., 1996"	Arizona	33.66231	-111.601692	Stream	Acetylene block	Core	Months		Reference	Field	8.28E-02	6.16E-02	BSh
72	Horwath et al. (1998)	Oregon	44.5333	-123.05	Riparian	Acetylene block	Core	Months	Grass	Agriculture	Field	4.38E-02		Csb
73	Horwath et al. (1998)	Oregon	44.5333	-123.05	Riparian	Acetylene block	Core	Months	Grass	Agriculture	Field	1.14E+00		Csb
74	Inwood et al. (2005)	Michigan	42.307221	-85.511257	Stream	Acetylene block	Core	Months		Reference	Lab	6.25E-01	2.00E-01	Dfa
75	Inwood et al. (2005)	Michigan	42.307221	-85.511257	Stream	Acetylene block	Core	Months		Agriculture	Lab	3.13E+00	4.40E+00	Dfa
76	Inwood et al. (2005)	Michigan	42.307221	-85.511257	Stream	Acetylene block	Core	Months		Urban	Lab	9.58E-01	1.09E+00	Dfa
77	Jansson et al. (1994)	Sweden	55.9996	12.781104	Stream	Acetylene block	Core	Years		Agriculture	Lab	8.77E+00	3.50E+00	Cfb
78	Jordan et al. (1998)	Maryland	38.869321	-76.556839	Riparian	Acetylene block	Core	Months	Forest	Agriculture	Field	4.55E-03	1.14E+01	Cfa
79	Kaushik and Robinson (1976)	Ontario	43.624313	-80.094974	Stream	Mass balance	Reach	Months		Agriculture	Field	1.77E+01	4.60E+00	Dfb
80	Kemp and Dodds (2002b)	Kansas	39.106739	-96.609398	Stream	Acetylene block	Reach	Years		Reference	Lab	2.12E-03	5.00E-03	Cfa
81	Kemp and Dodds (2002b)	Kansas	39.106739	-96.609398	Stream	Acetylene block	Reach	Years		Agriculture	Lab	1.06E-02	5.10E-01	Cfa
82	Kemp and Dodds (2002b)	Kansas	39.106739	-96.609398	Stream	Acetylene block	Reach	Years		Reference	Lab	1.86E-03	2.70E-02	Cfa
83	Kemp and Dodds (2002b)	Kansas	39.106739	-96.609398	Stream	Acetylene block	Reach	Years		Agriculture	Lab	1.03E-02	7.74E-01	Cfa
84	Klocker et al. (2009)	Maryland	39.405283	-76.625286	Stream	15N tracer	Reach	Days		Urban	Field	6.38E+00	8.50E-01	Cfa
85	LaMontagne et al. (2002)	Massachusetts	41.57857	-70.530958	Stream	N2 Flux	Core	Years		Urban	Field	3.42E+00	1.97E-02	Cfa
86	Laursen and Carlton (1999)	Indiana	41.728359	-86.263559	Stream	Mass balance	Core	Days		Urban	Lab	1.41E+01	3.73E+00	Dfa
87	Laursen and Seitzinger (2002)	Indiana/Illinois	40.820492	-87.509912	Stream	N2 Flux	Reach	Years		Agriculture	Field	8.31E+01	4.20E+00	Dfa
88	Laursen and Seitzinger (2002)	Indiana/Illinois	40.698788	-87.420033	Stream	N2 Flux	Reach	Days		Agriculture	Field	3.78E+00	4.20E+00	Dfa
89	Laursen and Seitzinger (2002)	New Jersey	40.44308	-74.614038	Stream	N2 Flux	Reach	Years		Urban/Ag	Field	1.24E+02	4.20E+00	Cfa
90	Laursen and Seitzinger (2004)	Indiana/Illinois	40.820492	-87.509912	Stream	N2 Flux	Reach	Months		Agriculture	Field	8.89E+01	1.13E+01	Dfa
91	Laursen and Seitzinger (2004)	Indiana/Illinois	40.698788	-87.420033	Stream	N2 Flux	Reach	Months		Agriculture	Field	6.09E+01	1.40E+01	Dfa
92	Laursen and Seitzinger (2004)	New Jersey	40.44308	-74.614038	Stream	N2 Flux	Reach	Months		Urban/Ag	Field	2.14E+01	2.04E+00	Cfa
93	Li et al. (2013)	China	31.998	119.2247	Stream	N2 Flux	Core	Years		Agriculture	Lab	2.42E+00	8.75E-01	Cfa
94	Lofton et al. (2007)	North Carolina	36.096081	-79.785113	Stream	Acetylene block	Reach	Days		Urban	Lab	2.22E-02	5.00E-02	Cfa
95	Lofton et al. (2007)	North Carolina	36.096081	-79.785113	Stream	Acetylene block	Reach	Days		Urban	Lab	1.22E+00	4.80E+01	Cfa
96	Lowrance et al. (1995)	Georgia	33.323994	-83.284229	Riparian	Acetylene block	Core	Years	Forest	Agriculture	Lab	1.52E-01		Cfa
97	Lowrance et al. (1995)	Georgia	33.323994	-83.284229	Riparian	Acetylene block	Core	Years	Grass	Agriculture	Lab	2.87E-01		Cfa
98	Machefert and Dise (2004)	UK	52.092	-0.67163	Riparian	Acetylene block	Core	Years	Forest	Agriculture	Field	2.55E-01		Cfb
99	Martin et al. (2001)	Appalachians	35.958498	-84.313524	Stream	Acetylene block	Core	Days		Reference	Lab	2.51E-02	4.30E-02	Cfa
100	Martin et al. (2001)	Appalachians	35.958498	-84.313524	Stream	Acetylene block	Core	Days		Reference	Lab	6.34E-02	7.74E-02	Cfa
101	Martin et al. (2001)	Appalachians	35.958498	-84.313524	Stream	Acetylene block	Core	Days		Reference	Lab	3.80E-02	8.57E-02	Cfa
102	Martin et al. (2001)	Appalachians	35.958498	-84.313524	Stream	Acetylene block	Core	Days		Reference	Lab	2.80E-02	9.76E-02	Cfa
103	Martin et al. (2001)	Appalachians	35.580252	-83.693276	Stream	Acetylene block	Core	Days		Reference	Lab	1.36E-01	1.02E-02	Cfa
104	Martin et al. (2001)	Appalachians	35.580252	-83.693276	Stream	Acetylene block	Core	Days		Reference	Lab	4.04E-02	6.30E-02	Cfa
105	Martin et al. (2001)	Appalachians	35.580252	-83.693276	Stream	Acetylene block	Core	Days		Reference	Lab	4.33E-01	3.76E-01	Cfa
106	Martin et al. (2001)	Appalachians	35.580252	-83.693276	Stream	Acetylene block	Core	Days		Reference	Lab	2.87E-01	5.32E-01	Cfa
107	Martin et al. (2001)	Appalachians	35.580252	-83.693276	Stream	Acetylene block	Core	Days		Reference	Lab	3.35E-01	2.42E-02	Cfa
108	Martin et al. (2001)	Appalachians	35.958498	-84.313524	Stream	Acetylene block	Core	Days		Reference	Lab	9.93E-03	6.21E-01	Cfa
109	McCutchan and Lewis (2008)	Colorado	40.117788	-104.821384	Stream	N2 Flux	Reach	Months		Urban/Ag	Field	5.15E+01	5.20E+00	BSk
110	McMillan et al. (2010)	North Carolina	34.910655	-76.574273	Stream	N2 Flux	Core	Years		Agriculture	Lab	5.53E-01	2.24E-01	Cfa
111	Mulholland (1992)	Tennessee	35.96667	-84.28333	Stream	Mass balance	Reach	Years		Reference	Field	4.15E-01	2.80E-02	Cfa
112	Mulholland et al. (2004)	Tennessee	35.958498	-84.313524	Stream	15N tracer	Reach	Days		Reference	Field	1.62E-01	2.60E-02	Cfa
113	Mulholland et al. (2009)	Massachusetts	42.53797	-71.20925	Stream	15N tracer	Reach	Days		Urban	Field	3.36E+00	1.34E+00	Dfb
114	Mulholland et al. (2009)	Massachusetts	42.64177	-70.9943	Stream	15N tracer	Reach	Days		Reference	Field	3.03E-01	5.30E-02	Dfb
115	Mulholland et al. (2009)	Massachusetts	42.64763	-70.8597	Stream	15N tracer	Reach	Days		Agriculture	Field	1.23E+00	1.16E+00	Dfb
116	Mulholland et al. (2009)	Massachusetts	42.65252	-70.848	Stream	15N tracer	Reach	Days		Agriculture	Field	4.16E+00	9.89E-01	Dfb
117	Mulholland et al. (2009)	Massachusetts	42.64428	-70.87115	Stream	15N tracer	Reach	Days		Agriculture	Field	6.20E-01	5.00E-02	Dfb
118	Mulholland et al. (2009)	Massachusetts	42.52238	-71.186	Stream	15N tracer	Reach	Days		Urban	Field	1.07E+00	1.03E+00	Dfb
119	Mulholland et al. (2009)	Massachusetts	42.58234	-71.07825	Stream	15N tracer	Reach	Days		Urban	Field	2.66E+00	5.13E-01	Dfb
120	Mulholland et al. (2009)	North Carolina	35.06897	-83.4434	Stream	15N tracer	Reach	Days		Reference	Field	1.52E-01	2.41E-01	Cfa
121	Mulholland et al. (2009)	North Carolina	34.95625	-83.40396	Stream	15N tracer	Reach	Days		Agriculture	Field	6.67E-01	4.06E-01	Cfa
122	Mulholland et al. (2009)	North Carolina	34.98761	-83.3169	Stream	15N tracer	Reach	Days		Urban	Field	7.49E-02	1.40E-01	Cfa
123	Mulholland et al. (2009)	North Carolina	35.04964	-83.4551	Stream	15N tracer	Reach	Days		Reference	Field	5.66E-01	1.00E-02	Cfa
124	Mulholland et al. (2009)	North Carolina	34.94276	-83.38099	Stream	15N tracer	Reach	Days		Agriculture	Field	7.57E-01	1.73E-01	Cfa
125	Mulholland et al. (2009)	North Carolina	35.37986	-83.11826	Stream	15N tracer	Reach	Days		Urban	Field	7.42E-01	5.40E-02	Cfb
126	Mulholland et al. (2009)	Michigan	42.57838	-85.92831	Stream	15N tracer	Reach	Days		Reference	Field	6.99E-01	2.83E-01	Dfb
127	Mulholland et al. (2009)	Michigan	42.70768	-85.69205	Stream	15N tracer	Reach	Days		Agriculture	Field	2.82E-01	4.16E+00	Dfb
128	Mulholland et al. (2009)	Michigan	42.72748	-85.72134	Stream	15N tracer	Reach	Days		Urban	Field	3.14E+00	1.10E+00	Dfb
129	Mulholland et al. (2009)	Michigan	42.29769	-85.36161	Stream	15N tracer	Reach	Days		Reference	Field	2.54E+00	3.84E-01	Dfa
130	Mulholland et al. (2009)	Michigan	42.63578	-85.66225	Stream	15N tracer	Reach	Days		Agriculture	Field	1.85E-01	8.20E-02	Dfb
131	Mulholland et al. (2009)	Michigan	42.67094	-85.66053	Stream	15N tracer	Reach	Days		Urban	Field	1.85E+00	6.95E-01	Dfb
132	Mulholland et al. (2009)	Michigan	42.49301	-85.57034	Stream	15N tracer	Reach	Days		Agriculture	Field	5.94E-01	1.45E+00	Dfb
133	Mulholland et al. (2009)	Michigan	42.27308	-85.61664	Stream	15N tracer	Reach	Days		Urban	Field	1.89E+00	2.74E-01	Dfa
134	Mulholland et al. (2009)	Kansas	39.08792	-96.58443	Stream	15N tracer	Reach	Days		Reference	Field	6.02E-02	9.00E-03	Cfa
135	Mulholland et al. (2009)	Kansas	39.19273	-96.57873	Stream	15N tracer	Reach	Days		Urban	Field	3.27E-01	2.94E+00	Cfa
136	Mulholland et al. (2009)	Kansas	39.1854	-96.5583	Stream	15N tracer	Reach	Days		Urban	Field	2.09E+00	2.77E-01	Cfa
137	Mulholland et al. (2009)	Kansas	39.21823	-96.57409	Stream	15N tracer	Reach	Days		Agriculture	Field	9.20E+00	2.12E+01	Cfa
138	Mulholland et al. (2009)	Kansas	39.20579	-96.63429	Stream	15N tracer	Reach	Days		Urban	Field	5.60E-01	1.68E-01	Cfa
139	Mulholland et al. (2009)	Wyoming	43.87618	-110.48765	Stream	15N tracer	Reach	Days		Reference	Field	2.78E-01	1.90E-02	Dfc
140	Mulholland et al. (2009)	Wyoming	43.56765	-110.80033	Stream	15N tracer	Reach	Days		Agriculture	Field	5.27E-01	1.00E-03	Dfc
141	Mulholland et al. (2009)	Wyoming	43.53045	-110.84283	Stream	15N tracer	Reach	Days		Urban	Field	9.51E-02	1.52E-01	Dfc
142	Mulholland et al. (2009)	Wyoming	43.56722	-110.81687	Stream	15N tracer	Reach	Days		Agriculture	Field	3.57E-01	2.80E-02	Dfc
143	Mulholland et al. (2009)	Wyoming	43.58463	-110.82771	Stream	15N tracer	Reach	Days		Urban	Field	1.09E+00	2.35E-01	Dfc
144	Mulholland et al. (2009)	Southwest U.S.	34.4098	-106.8538	Stream	15N tracer	Reach	Days		Agriculture	Field	5.12E-03	4.00E-03	BSk
145	Mulholland et al. (2009)	Southwest U.S.	35.2077	-106.309	Stream	15N tracer	Reach	Days		Agriculture	Field	1.62E+00	2.97E-01	Cfb
146	Mulholland et al. (2009)	Southwest U.S.	33.7533	-111.506	Stream	15N tracer	Reach	Days		Reference	Field	1.29E-01	5.80E-02	BSh
147	Mulholland et al. (2009)	Southwest U.S.	33.4337	-111.949	Stream	15N tracer	Reach	Days		Urban	Field	8.53E-03	4.00E-03	BWh
148	Mulholland et al. (2009)	Oregon	44.56827	-123.30289	Stream	15N tracer	Reach	Days		Agriculture	Field	4.65E-02	9.60E-02	Csb
149	Mulholland et al. (2009)	Oregon	44.55859	-123.28514	Stream	15N tracer	Reach	Days		Urban	Field	1.65E-01	1.63E-01	Csb
150	Mulholland et al. (2009)	Oregon	44.11541	-122.81954	Stream	15N tracer	Reach	Days		Agriculture	Field	2.16E-01	5.40E-02	Csb
151	Mulholland et al. (2009)	Oregon	44.36367	-122.9675	Stream	15N tracer	Reach	Days		Agriculture	Field	8.63E-01	9.70E-02	Csb
152	Mulholland et al. (2009)	Puerto Rico	18.3165	-65.74835	Stream	15N tracer	Reach	Days		Reference	Field	1.09E+00	1.71E-01	Am
153	Mulholland et al. (2009)	Puerto Rico	18.15932	-65.95035	Stream	15N tracer	Reach	Days		Agriculture	Field	3.13E-01	2.76E-01	Am
154	Mulholland et al. (2009)	Puerto Rico	18.38523	-66.08513	Stream	15N tracer	Reach	Days		Urban	Field	2.80E+00	9.97E-01	Am
155	Mulholland et al. (2009)	Puerto Rico	18.28048	-65.78925	Stream	15N tracer	Reach	Days		Reference	Field	1.19E-01	1.31E-01	Am
156	Mulholland et al. (2009)	Puerto Rico	18.23354	-65.75931	Stream	15N tracer	Reach	Days		Agriculture	Field	2.32E-01	2.06E-01	Am
157	Mulholland et al. (2009)	Puerto Rico	18.3704	-65.77972	Stream	15N tracer	Reach	Days		Urban	Field	5.87E+00	1.74E-01	Am
158	Mulholland et al. (2009)	Puerto Rico	18.33409	-65.82162	Stream	15N tracer	Reach	Days		Reference	Field	3.06E-02	1.05E-01	Am
159	Mulholland et al. (2009)	Puerto Rico	18.3434	-65.84181	Stream	15N tracer	Reach	Days		Agriculture	Field	7.78E+00	4.46E-01	Am
160	Mulholland et al. (2009)	Puerto Rico	18.27135	-65.64887	Stream	15N tracer	Reach	Days		Urban	Field	5.91E+00	5.12E-01	Am
161	Nielsen (1992)	Denmark	56.067282	9.622519	Stream	15N tracer	Core	Days		Agriculture	Lab	1.48E+00	7.84E-01	Cfb
162	Nielsen et al. (1990)	Denmark	56.383043	10.47912	Stream	Acetylene block	Core	Days		Agriculture	Lab	3.99E+00	4.62E+00	Cfb
163	Nielsen et al. (1990)	Denmark	56.132749	10.134642	Stream	Acetylene block	Core	Days		Urban	Lab	1.25E+02	1.65E+01	Cfb
164	Oehler et al. (2007)	France	48.4	-1.633	Riparian	Acetylene block	Reach	Years	Forest	Agriculture	Lab	1.80E+00		Cfb
165	Opdyke et al. (2006)	Illinois	39.9822	-88.206389	Stream	Acetylene block	Reach	Years		Agriculture	Lab	2.67E-01	5.06E+00	Dfa
166	Opdyke et al. (2006)	Illinois	39.9822	-88.206389	Stream	Acetylene block	Reach	Years		Agriculture	Lab	1.53E+00	5.06E+00	Dfa
167	Opdyke et al. (2006)	Illinois	39.9822	-88.206389	Stream	Acetylene block	Reach	Years		Agriculture	Lab	1.53E+01	9.24E+00	Dfa
168	Opdyke et al. (2006)	Illinois	39.9822	-88.206389	Stream	Acetylene block	Reach	Years		Agriculture	Lab	1.27E+01	8.58E+00	Dfa
169	Pattinson et al. (1998)	England	54.082741	-1.33815	Stream	Acetylene block	Core	Years		Agriculture	Lab	5.39E-02	1.16E-01	Cfb
170	Pattinson et al. (1998)	England	54.082741	-1.33815	Stream	Acetylene block	Core	Years		Agriculture	Lab	2.19E-01	2.81E-01	Cfb
171	Pattinson et al. (1998)	England	54.082741	-1.33815	Stream	Acetylene block	Core	Years		Agriculture	Lab	1.56E+00	1.49E+00	Cfb
172	Pattinson et al. (1998)	England	54.082741	-1.33815	Stream	Acetylene block	Core	Years		Agriculture	Lab	1.67E+00	4.28E+00	Cfb
173	Pattinson et al. (1998)	England	54.082741	-1.33815	Stream	Acetylene block	Core	Years		Agriculture	Lab	1.84E+00	4.02E+00	Cfb
174	Pattinson et al. (1998)	England	54.082741	-1.33815	Stream	Acetylene block	Core	Years		Agriculture	Lab	4.42E+00	1.07E+01	Cfb
175	Pinay et al. (1993)	France	43.425851	1.285294	Riparian	Acetylene block	Core	Years	Forest	Agriculture	Lab	8.88E-01		Cfb
176	Pinay et al. (1995)	France	43.807586	1.272191	Riparian	Acetylene block	Core	Years	Forest	Agriculture	Lab	3.09E+00		Cfb
177	Pinay et al. (1995)	France	43.807586	1.272191	Riparian	Acetylene block	Core	Years	Forest	Agriculture	Lab	1.01E+00		Cfb
178	Pind et al. (1997)	Denmark	56.383043	10.47912	Stream	15N tracer	Core	Years		Agriculture	Lab	2.41E+00	5.23E+00	Cfb
179	Pribyl et al. (2005)	Colorado	40.076484	-104.824638	Stream	N2 Flux	Reach	Years		Agriculture	Field	7.51E+01	4.00E+00	BSk
180	Pribyl et al. (2005)	Colorado	40.076484	-104.824638	Stream	Mass balance	Reach	Years		Agriculture	Field	1.08E+02	4.00E+00	BSk
181	Reisinger et al. (2013)	Kansas	39.106739	-96.609398	Riparian	Acetylene block	Core	Months	Grass	Reference	Lab	2.46E-01		Cfa
182	Reisinger et al. (2013)	Kansas	39.106739	-96.609398	Riparian	Acetylene block	Core	Months	Forest	Reference	Lab	1.40E-01		Cfa
183	Reisinger et al. (2013)	Kansas	39.106739	-96.609398	Riparian	Acetylene block	Core	Months	Grass	Reference	Lab	8.69E-02		Cfa
184	Richardson et al. (2004)	Wisconsin	43.75	-91.25	Stream	Acetylene block	Reach	Years		Urban/Ag	Lab	1.90E+00	1.38E+00	Dfa
185	Roley et al. (2012a)	Indiana	41.21559	-86.043475	Stream	Acetylene block	Core	Years		Agriculture	Lab	7.70E+00	6.00E+00	Dfa
186	Roley et al. (2012a)	Indiana	41.21559	-86.043475	Riparian	Acetylene block	Core	Years	Grass	Agriculture	Lab	4.60E+00		Dfa
187	Roley et al. (2012b)	Indiana	41.21559	-86.043475	Stream	Acetylene block	Core	Years		Agriculture	Lab	3.36E+00	1.60E+00	Dfa
188	Roley et al. (2012b)	Indiana	41.21559	-86.043475	Riparian	Acetylene block	Core	Years	Grass	Agriculture	Lab	1.87E+01		Dfa
189	Royer et al. (2004)	Illinois	39.95	-88.16667	Stream	Acetylene block	Core	Months		Agriculture	Lab	3.88E+00	9.63E+00	Dfa
190	Sanders and Trimmer (2006)	England	51.24689	-2.322864	Stream	15N tracer	Core	Months		Agriculture	Field	4.30E+00	3.85E+00	Cfb
191	Schaller et al. (2004)	Illinois	40.295983	-88.286462	Stream	Acetylene block	Core	Months		Agriculture	Lab	5.06E+00	6.57E+00	Dfa
192	Schipper et al. (1993)	New Zealand	-37.1667	175.85	Riparian	Acetylene block	Core	Years	Bare	Agriculture	Lab	4.67E+01	8.00E+00	Cfb
193	Schnabel and Stout (1994)	Pennsylvania	40.971901	-77.745562	Riparian	Acetylene block	Core	Years	Grass	Agriculture	Lab	1.86E-01		Dfb
194	Seitzinger (1988)	Ontario	49.031123	-87.429861	Stream	Mass balance	Core	Days		Agriculture	Lab	2.96E+00	3.00E+00	Dfb
195	Seitzinger (1988)	Virginia	38.689243	-77.106882	Stream	N2 Flux	Core	Days		Urban/Ag	Lab	3.12E+00	2.25E+00	Cfa
197	Seitzinger (1994)	NJ	39.7875	-74.641667	Riparian	N2 Flux	Core	Days	Forest	Reference	Lab	1.40E-01	1.40E-02	Cfa
198	Seitzinger (1994)	NJ	39.879167	-74.49944	Riparian	N2 Flux	Core	Days	Forest	Reference	Lab	2.23E+00	7.00E-03	Cfa
199	Seitzinger (1994)	PA	41.09972	-75.44056	Riparian	N2 Flux	Core	Days	Grass	Reference	Lab	3.64E+00	7.00E-03	Dfb
200	Seitzinger (1994)	NJ	39.745278	-74.7611	Riparian	N2 Flux	Core	Days	Forest	Reference	Lab	8.40E-01	1.40E-02	Cfa
201	Seitzinger (1994)	NJ	39.634167	-74.720833	Riparian	N2 Flux	Core	Days	Forest	Agriculture	Lab	2.59E+00	1.82E+00	Cfa
202	Seitzinger (1994)	NJ	39.634167	-74.720833	Riparian	N2 Flux	Core	Days	Forest	Agriculture	Lab	3.56E+00	8.40E-01	Cfa
203	Seitzinger (1994)	NJ	39.678611	-74.8125	Riparian	N2 Flux	Core	Days	Grass	Agriculture	Lab	3.01E+00	1.82E+00	Cfa
204	Seitzinger (1994)	NJ	39.678611	-74.8125	Riparian	N2 Flux	Core	Days	Bare	Agriculture	Lab	2.90E+00	7.70E-01	Cfa
205	Seitzinger (1994)	NJ	49.031123	-87.429861	Stream	N2 Flux	Core	Days		Reference	Lab	1.40E-01	1.40E-02	Dfb
206	Seitzinger (1994)	NJ	39.634167	-74.720833	Stream	N2 Flux	Core	Days		Agriculture	Lab	4.62E+00	1.82E+00	Cfa
207	Sjodin et al. (1997)	Colorado	40.307824	-104.289905	Stream	Mass balance	Reach	Months		Agriculture	Field	2.71E+01	4.64E+00	BSk
208	Small et al. (2013)	Costa Rica	10.433	-84.01667	Stream	Acetylene block	Core	Days		Reference	Lab	5.00E-01	1.37E-01	Am
209	Smith et al. (2006)	Indiana/Illinois	40.698788	-87.420033	Stream	N2 Flux	Core	Years		Agriculture	Lab	6.90E+00	7.19E+00	Dfa
210	Smith et al. (2006)	Indiana/Illinois	40.820492	-87.509912	Stream	N2 Flux	Core	Years		Agriculture	Lab	4.63E+00	4.76E+00	Dfa
211	Smith et al. (2009)	Indiana/Illinois	40.698788	-87.420033	Stream	Acetylene block	Core	Months		Agriculture	Field	2.84E-01	2.45E+00	Dfa
212	Smith et al. (2009)	Indiana/Illinois	40.698788	-87.420033	Stream	15N tracer	Core	Months		Agriculture	Field	4.76E-01	2.45E+00	Dfa
213	Solomon et al. (2009)	Venezuela	9.01667	-69.75	Stream	Acetylene block	Core	Days		Reference	Lab	5.44E-03	3.80E-02	Aw
214	Stelzer et al. (2011)	Wisconsin	44.29483	-89.245328	Stream	Acetylene block	Core	Days		Agriculture	Lab	6.44E+00	2.30E+00	Dfb
215	Stelzer et al. (2015)	Wisconsin	44.29483	-89.245328	Stream	N2 Flux	Core	Days		Agriculture	Field	1.44E+01	2.73E+00	Dfb
216	Strauss et al. (2006)	Wisconsin	43.867751	-91.246108	Stream	Acetylene block	Core	Years		Urban/Ag	Lab	1.19E+00	1.30E+00	Dfb
217	Teissier and Torre (2002)	France	43.807586	1.272191	Stream	Acetylene block	Core	Days		Agriculture	Field	1.53E+00	9.26E-01	Cfb
218	Torre et al. (1992)	France	45.645181	0.093569	Stream	Acetylene block	Core	Years		Urban/Ag	Field	6.22E+00	1.47E+01	Cfb
219	Tuttle et al. (2014)	North Carolina	35.836317	-78.719778	Stream	Acetylene block	Core	Months		Urban	Lab	1.96E+00	1.50E-01	Cfa
220	Tuttle et al. (2014)	North Carolina	35.836317	-78.719778	Stream	Acetylene block	Core	Months		Urban	Lab	1.36E+00	1.30E-01	Cfa
221	Tuttle et al. (2014)	North Carolina	35.260594	-80.828693	Stream	Acetylene block	Core	Months		Urban	Lab	8.19E+00	6.60E-01	Cfa
222	Tuttle et al. (2014)	North Carolina	35.260594	-80.828693	Stream	Acetylene block	Core	Months		Urban	Lab	5.61E+00	6.60E-01	Cfa
223	Tuttle et al. (2014)	North Carolina	35.260594	-80.828693	Stream	Acetylene block	Core	Months		Reference	Lab	3.82E+00	3.20E-01	Cfa
224	Tuttle et al. (2014)	North Carolina	35.260594	-80.828693	Stream	Acetylene block	Core	Months		Urban	Lab	3.12E+00	2.00E-01	Cfa
225	Tuttle et al. (2014)	North Carolina	35.260594	-80.828693	Stream	Acetylene block	Core	Months		Urban	Lab	2.27E+00	1.60E-01	Cfa
226	Tuttle et al. (2014)	North Carolina	35.260594	-80.828693	Stream	Acetylene block	Core	Months		Urban	Lab	5.95E+00	3.20E-01	Cfa
227	Tuttle et al. (2014)	North Carolina	35.836317	-78.719778	Stream	Acetylene block	Core	Months		Urban	Lab	1.79E+00	2.30E-01	Cfa
228	Tuttle et al. (2014)	North Carolina	35.836317	-78.719778	Stream	Acetylene block	Core	Months		Urban	Lab	3.61E+00	2.20E-01	Cfa
229	Tuttle et al. (2014)	North Carolina	35.836317	-78.719778	Stream	Acetylene block	Core	Months		Urban	Lab	4.98E+00	6.70E-01	Cfa
230	Tuttle et al. (2014)	North Carolina	35.260594	-80.828693	Stream	Acetylene block	Core	Months		Urban	Lab	3.07E+00	2.90E-01	Cfa
231	Ullah and Zinati (2006)	New Jersey	39.5	-75.1667	Riparian	Acetylene block	Core	Days	Forest	Agriculture	Lab	1.49E-01		Cfa
232	Veraart et al. (2014)	Denmark	55.43513	9.3414	Stream	15N tracer	Core	Days		Agriculture	Field	4.47E+01	3.18E+00	Cfb
234	Veraart et al. (2014)	Denmark	55.86942	9.155172	Stream	15N tracer	Core	Days		Agriculture	Field	3.29E+00	3.52E+00	Cfb
235	Veraart et al. (2014)	Denmark	55.86942	9.155172	Stream	15N tracer	Core	Days		Agriculture	Field	3.84E+00	3.83E+00	Cfb
236	Watts and Seitzinger (2000)	New Jersey	39.883818	-74.508186	Riparian	N2 Flux	Core	Years	Forest	Reference	Field	1.49E+00		Cfa
237	Watts and Seitzinger (2000)	New Jersey	39.65335	-74.775551	Riparian	N2 Flux	Core	Years	Forest	Agriculture	Field	1.70E+00		Cfa
238	Watts and Seitzinger (2000)	Pennsylvania	39.954177	-75.64936	Riparian	N2 Flux	Core	Years	Forest	Agriculture	Field	1.08E+00		Cfa
239	Watts and Seitzinger (2000)	New Jersey	39.883818	-74.508186	Riparian	Acetylene block	Core	Years	Forest	Reference	Lab	5.71E-03		Cfa
240	Watts and Seitzinger (2000)	New Jersey	39.65335	-74.775551	Riparian	Acetylene block	Core	Years	Forest	Agriculture	Lab	2.40E-02		Cfa
241	Watts and Seitzinger (2000)	Pennsylvania	39.954177	-75.64936	Riparian	Acetylene block	Core	Years	Forest	Agriculture	Lab	4.69E-02		Cfa
242	"Weigelhofer et al., 2013"	Austria	48.506318	16.408004	Stream	Acetylene block	Core	Days		Reference	Lab	1.60E+00	3.83E+00	Cfb
243	"Weigelhofer et al., 2013"	Austria	48.648408	16.293759	Stream	Acetylene block	Core	Days		Agriculture	Lab	2.00E-01	4.52E+00	Cfb
244	Weller et al. (1994)	Maryland	38.872303	-76.542787	Riparian	N2 Flux	Core	Months	Forest	Agriculture	Field	1.57E-02	2.00E+00	Cfa
245	Whalen et al. (2008)	North Carolina	35.84	-78.78	Stream	N2 Flux	Core	Months		Urban	Lab	4.93E-01	6.59E-01	Cfa
246	Whalen et al. (2008)	North Carolina	35.56	-78.33	Stream	N2 Flux	Core	Months		Agriculture	Lab	2.54E+00	6.33E-01	Cfa
247	Whalen et al. (2008)	North Carolina	35.49	-77.81	Stream	N2 Flux	Core	Months		Agriculture	Lab	1.08E+00	6.58E-01	Cfa
248	Whalen et al. (2008)	North Carolina	35.31	-77.3	Stream	N2 Flux	Core	Months		Agriculture	Lab	1.17E+00	6.09E-01	Cfa
249	Yan et al. (2004)	China	30.210471	116.89847	Stream	N2 Flux	Reach	Months		Urban/Ag	Field	5.99E+01	9.94E-01	Cfa
