LTER_P_DataKey

	A	B	C	D	E	F	G	H	I	J	K	L	M
1	Dataset	Raw_Filename	Raw_Column_Name	Variable	Data_Type	Units	Leach_Order	Reagent	Molarity	Time	Temperature	Total_P_Method	Notes

2	Calhoun	Calhoun-P-N-C-data-MF.csv	Watershed	site
3	Calhoun	Calhoun-P-N-C-data-MF.csv	Landscape_Position	treatment
4	Calhoun	Calhoun-P-N-C-data-MF.csv	Hole_No	core
5	Calhoun	Calhoun-P-N-C-data-MF.csv	Lat.	lat
6	Calhoun	Calhoun-P-N-C-data-MF.csv	Lon.	lon
7	Calhoun	Calhoun-P-N-C-data-MF.csv	Depth _cm	depth		cm							Mineral? (Ellery confirming w/ Maryam)
8	Calhoun	Calhoun-P-N-C-data-MF.csv	Total_N_mg_kg	N	conc	mg/kg		total
9	Calhoun	Calhoun-P-N-C-data-MF.csv	Total_C_mg_kg	C	conc	mg/kg		total
10	Calhoun	Calhoun-P-N-C-data-MF.csv	Resin_Pi_mg_kg	Pi	conc	mg/kg	1	resin
11	Calhoun	Calhoun-P-N-C-data-MF.csv	HCO3_Po_mg_kg	Po	conc	mg/kg	2	HCO3	0.5M
12	Calhoun	Calhoun-P-N-C-data-MF.csv	HCO3_Pi_mg_kg	Pi	conc	mg/kg	2	HCO3	0.5M
13	Calhoun	Calhoun-P-N-C-data-MF.csv	NaOH_Po_mg_kg	Po	conc	mg/kg	3	NaOH	1M				double check molarity-wrtten as 1M in spreadsheet
14	Calhoun	Calhoun-P-N-C-data-MF.csv	NaOH_Pi_mg_kg	Pi	conc	mg/kg	3	NaOH	1M				double check molarity-wrtten as 1M in spreadsheet
15	Calhoun	Calhoun-P-N-C-data-MF.csv	1M_HCl_mg_kg	P	conc	mg/kg	4	HCl	1M
16	Calhoun	Calhoun-P-N-C-data-MF.csv	ConHCl_Po_mg_kg	Po	conc	mg/kg	5	HCl	concentrated		80C
17	Calhoun	Calhoun-P-N-C-data-MF.csv	ConHCl_Pi_mg_kg	Pi	conc	mg/kg	5	HCl	concentrated		80C
18	Calhoun	Calhoun-P-N-C-data-MF.csv	Residual_mg_kg	P	conc	mg/kg	6	residual				HNO3 + H2O2	Nitric acid and hydrogen peroxide digestion (Kimbrough and Wakakuwa 1989, Niederberger 2015)
19	Calhoun	Calhoun-P-N-C-data-MF.csv	Total_recovery_mg_kg									sum of fractions
20	Calhoun	Calhoun-P-N-C-data-MF.csv	Indipendent_total_mg_kg	P	conc	mg/kg		total				HNO3 + H2O2	Nitric acid and hydrogen peroxide digestion (Kimbrough and Wakakuwa 1989, Niederberger 2015)
21	Calhoun	Calhoun-P-N-C-data-MF.csv	MIII_P_mg_kg	P	conc	mg/kg		M3				mehlich III	Mehlich III extraction?
22	Niwot_1	Niwot_Liptzin2006.csv	Site	site									All cores 10 cm depth mineral soil
23	Niwot_1	Niwot_Liptzin2006.csv	Cluster	block									All cores 10 cm depth mineral soil
24	Niwot_1	Niwot_Liptzin2006.csv	Sample	core									All cores 10 cm depth mineral soil
25	Niwot_1	Niwot_Liptzin2006.csv	Location	treatment									All cores 10 cm depth mineral soil
26	Niwot_1	Niwot_Liptzin2006.csv	%C	C	conc	percent							All cores 10 cm depth mineral soil; CE Elantech Flash 1210
27	Niwot_1	Niwot_Liptzin2006.csv	%N	N	conc	percent							All cores 10 cm depth mineral soil; CE Elantech Flash 1210
28	Niwot_1	Niwot_Liptzin2006.csv	Resin (ug P/g soil)	Pi	conc	mg/kg	1	resin		16 hr			All cores 10 cm depth mineral soil
29	Niwot_1	Niwot_Liptzin2006.csv	Bicarb Pi (ug P/g soil)	Po	conc	mg/kg	2	HCO3	0.5M				All cores 10 cm depth mineral soil
30	Niwot_1	Niwot_Liptzin2006.csv	Bicarb Po (ug P/g soil)	Pi	conc	mg/kg	2	HCO3	0.5M				All cores 10 cm depth mineral soil
31	Niwot_1	Niwot_Liptzin2006.csv	NaOH Pi (ug P/g soil)	Po	conc	mg/kg	3	NaOH	0.2M				All cores 10 cm depth mineral soil
32	Niwot_1	Niwot_Liptzin2006.csv	NaOH Po (ug P/g soil)	Pi	conc	mg/kg	3	NaOH	0.2M				All cores 10 cm depth mineral soil
33	Niwot_1	Niwot_Liptzin2006.csv	HCl Pi (ug P/g soil)	P	conc	mg/kg	4	HCl	1M				All cores 10 cm depth mineral soil
34	Niwot_1	Niwot_Liptzin2006.csv	Sonic Pi (ug P/g soil)	Pi	conc	mg/kg	5	sonic HCl	1M				All cores 10 cm depth mineral soil; after HCL leach --- 2 min at 75 W and re-extracting with 0.2 M NaOH
35	Niwot_1	Niwot_Liptzin2006.csv	Sonic Po (ug P/g soil)	Po	conc	mg/kg	5	sonic HCl	1M				All cores 10 cm depth mineral soil; after HCL leach --- 2 min at 75 W and re-extracting with 0.2 M NaOH
36	Niwot_1	Niwot_Liptzin2006.csv	Residual P (ug P/g soil)	P	conc	mg/kg	6	residual					All cores 10 cm depth mineral soil; NaOH fusion (Smith and Bain 82)
37	Sevilleta_1	Cross_Soil_Nutrient_Data_1994.csv	Id	core									All cores 10 cm depth mineral soil
38	Sevilleta_1	Cross_Soil_Nutrient_Data_1994.csv	Plot	plot									All cores 10 cm depth mineral soil
39	Sevilleta_1	Cross_Soil_Nutrient_Data_1994.csv	Block	block									All cores 10 cm depth mineral soil
40	Sevilleta_1	Cross_Soil_Nutrient_Data_1994.csv	Site	treatment									All cores 10 cm depth mineral soil
41	Sevilleta_1	Cross_Soil_Nutrient_Data_1994.csv	Veg	site									All cores 10 cm depth mineral soil
42	Sevilleta_1	Cross_Soil_Nutrient_Data_1994.csv	F										All cores 10 cm depth mineral soil
43	Sevilleta_1	Cross_Soil_Nutrient_Data_1994.csv	Cl										All cores 10 cm depth mineral soil
44	Sevilleta_1	Cross_Soil_Nutrient_Data_1994.csv	NO3										All cores 10 cm depth mineral soil
45	Sevilleta_1	Cross_Soil_Nutrient_Data_1994.csv	PO4										All cores 10 cm depth mineral soil
46	Sevilleta_1	Cross_Soil_Nutrient_Data_1994.csv	SO4										All cores 10 cm depth mineral soil
47	Sevilleta_1	Cross_Soil_Nutrient_Data_1994.csv	Rb										All cores 10 cm depth mineral soil
48	Sevilleta_1	Cross_Soil_Nutrient_Data_1994.csv	Na										All cores 10 cm depth mineral soil
49	Sevilleta_1	Cross_Soil_Nutrient_Data_1994.csv	K										All cores 10 cm depth mineral soil
50	Sevilleta_1	Cross_Soil_Nutrient_Data_1994.csv	Mg										All cores 10 cm depth mineral soil
51	Sevilleta_1	Cross_Soil_Nutrient_Data_1994.csv	Ca										All cores 10 cm depth mineral soil
52	Sevilleta_1	Cross_Soil_Nutrient_Data_1994.csv	N	N	conc	mg/g							All cores 10 cm depth mineral soil
53	Sevilleta_1	Cross_Soil_Nutrient_Data_1994.csv	C	C	conc	mg/g							All cores 10 cm depth mineral soil
54	Sevilleta_1	Cross_Soil_Nutrient_Data_1994.csv	Pa										All cores 10 cm depth mineral soil
55	Sevilleta_1	Cross_Soil_Nutrient_Data_1994.csv	Pu										All cores 10 cm depth mineral soil
56	Sevilleta_1	Cross_Soil_Nutrient_Data_1994.csv	Pt										All cores 10 cm depth mineral soil
57	Sevilleta_1	Cross_Soil_Nutrient_Data_1994.csv	resin_p	Pi	conc	mg/kg	1	resin		16 hr			All cores 10 cm depth mineral soil
58	Sevilleta_1	Cross_Soil_Nutrient_Data_1994.csv	bicarb_p	P	conc	mg/kg	2	HCO3	0.5M				All cores 10 cm depth mineral soil
59	Sevilleta_1	Cross_Soil_Nutrient_Data_1994.csv	NaOH_p	P	conc	mg/kg	3	NaOH	0.1M				All cores 10 cm depth mineral soil
60	Sevilleta_1	Cross_Soil_Nutrient_Data_1994.csv	Sonic_P	P	conc	mg/kg	4	sonic	0.1M				All cores 10 cm depth mineral soil
61	Sevilleta_1	Cross_Soil_Nutrient_Data_1994.csv	Acid_P	P	conc	mg/kg	5	HCl	1M				All cores 10 cm depth mineral soil
62	Sevilleta_1	Cross_Soil_Nutrient_Data_1994.csv	Residual	P	conc	mg/kg	6	residual				H2SO4 - H2O2	All cores 10 cm depth mineral soil
63	Sevilleta_1	Cross_Soil_Nutrient_Data_1994.csv	total_P	P	conc	mg/kg		total				sum of fractions	All cores 10 cm depth mineral soil
64	Sevilleta_1	Cross_Soil_Nutrient_Data_1994.csv	CtoN
65	Sevilleta_1	Cross_Soil_Nutrient_Data_1994.csv	CtoP
66	Sevilleta_1	Cross_Soil_Nutrient_Data_1994.csv	NtoP
67	Coweeta	See_CWT.csv	depth	depth		cm							all mineral
68	Coweeta	See_CWT.csv	Plot	site
69	Coweeta	See_CWT.csv	location
70	Coweeta	See_CWT.csv	Core	core
71	Coweeta	See_CWT.csv	Aluminum and some iron P	P	conc	mg/kg	3	NaOH	0.1M	16 hr	25C
72	Coweeta	See_CWT.csv	Exposed apatite-P	P	conc	mg/kg	4	HCl	0.5M	16 hr	25C
73	Coweeta	See_CWT.csv	Labile P	P	conc	mg/kg	1	NH4Cl	1M	1 hr	25C		NH4Cl pH = 7
74	Coweeta	See_CWT.csv	Reducible iron P	P	conc	mg/kg	2	HCO3-Na2S2O4	0.1M	30 min	40C		NaHCO3-Na2S2O4 (BD)
75	Coweeta	See_CWT.csv	Refractory P	P	conc	mg/kg	5	residual				1M NaOH at 85 C for 24 hours	NaOH
76	Coweeta	See_CWT.csv	%N	N	conc	percent							Flash EA
77	Coweeta	See_CWT.csv	%C	C	conc	percent							Flash EA
78	Bonanza Creek_1	BonanzaCreek_1988_1989.csv	SITE	site
79	Bonanza Creek_1	BonanzaCreek_1988_1989.csv	PIT	core
80	Bonanza Creek_1	BonanzaCreek_1988_1989.csv	DEPTH_(cm)	depth		cm							Collected by horizon. Emailing Jason to confirm the first layer is organic horizon.
81	Bonanza Creek_1	BonanzaCreek_1988_1989.csv	Mg_meq/100g
82	Bonanza Creek_1	BonanzaCreek_1988_1989.csv	Ca_meq/100g
83	Bonanza Creek_1	BonanzaCreek_1988_1989.csv	K_meq/100g
84	Bonanza Creek_1	BonanzaCreek_1988_1989.csv	CEC_meq/100g
85	Bonanza Creek_1	BonanzaCreek_1988_1989.csv	pH	pH
86	Bonanza Creek_1	BonanzaCreek_1988_1989.csv	%C	C	conc	percent
87	Bonanza Creek_1	BonanzaCreek_1988_1989.csv	%Sand
88	Bonanza Creek_1	BonanzaCreek_1988_1989.csv	%Silt
89	Bonanza Creek_1	BonanzaCreek_1988_1989.csv	%Clay
90	Bonanza Creek_1	BonanzaCreek_1988_1989.csv	%N	N	conc	percent
91	Bonanza Creek_1	BonanzaCreek_1988_1989.csv	%P	P	conc	percent		total				HClO4	perchloric acid digest (Jackson, 1958); need to check out Jackson citation for more details
92	Bonanza Creek_1	BonanzaCreek_1988_1989.csv	% Org mat
93	Bonanza Creek_1	BonanzaCreek_1988_1989.csv	Mn_meq/100g
94	Bonanza Creek_1	BonanzaCreek_1988_1989.csv	Avail-P_ppm										perchloric acid digest (Jackson, 1958); need to check out Jackson citation for more details
95	Bonanza Creek_1	BonanzaCreek_1988_1989.csv	%CO3
96	Bonanza Creek_1	BonanzaCreek_1988_1989.csv	bulk_density_gm/cm3	bulk density		g/cm3
97	Bonanza Creek_1	BonanzaCreek_1988_1989.csv	Volume wt_gm/m2
98	Hubbard Brook	MELNHE_Pits.csv	ID	sample replicate
99	Hubbard Brook	MELNHE_Pits.csv	Site	site
100	Hubbard Brook	MELNHE_Pits.csv	Pit	block