SOURCE	SPECIES	VEGTYPE	EXPTYPE	INTERACT	FIELD_+F1POT	ORGAN	SENES	GROUND	DRIED	FIELD_LAB	ML_PCT_CON	ML_OBS_CON	ML_STD_CON	ML_PCT_TRT	ML_OBS_TRT	ML_STD_TRT
Arnone & Hirshel 1997	Carex curvula	herb	OTC	F	field	leaf	SD	I	oven	field	24	4	3	23	4	8
Arnone and Hirshel 1997	Carex curvula	herb	OTC	F	field	leaf	SD	I	oven	field	21	12	6.9282	14	12	6.928
Cotrufo & Ineson 2000	Fagus sylvatica	woody	OTC	N	pot	wood	H	I	air	field	45.1	5	16.5	50.9	5	11.1
Cotrufo & Ineson 2000	Quercus pubescens	woody	CS	N	field	wood	H	I	air	field	39.6	5	8.337	36.2	5	10.029
Cotrufo & Ineson 1996	Betula pendula	woody	SD	F	box	leaf	S	I	air	field	95.3	10	5.22	86	10	7.2
Cotrufo & Ineson 1996	Betula pendula	woody	SD	F	box	leaf	S	I	air	field	97.6	10	1.26	96.9	10	1.83
Cotrufo 1994 	Picea sitchensis	woody	SD	F	box	leaf	H	I	air	field	57.4	10	2.87	57.1	10	1.49
Cotrufo 1994 	Picea sitchensis	woody	SD	F	box	leaf	H	I	air	field	58.5	10	1.03	58.2	10	1.56
Cotrufo et al. 1994	Fraxinus excelsior	woody	SD	N	pot	leaf	S	I	air	lab	58.7	6	9.798	48.6	6	9.798
Cotrufo et al. 1994	Betula pubescens	woody	SD	N	pot	leaf	S	I	air	lab	65.7	6	4.899	47.2	6	4.899
Cotrufo et al. 1994	Acer pseudoplatanus	woody	SD	N	pot	leaf	S	I	air	lab	53.2	6	4.4091	51.6	6	3.674
Cotrufo et al. 1994	Picea sytchensis	woody	SD	N	box	leaf	H	I	air	lab	55.5	6	1.2247	51.8	6	0.735
Cotrufo et al. 1998	Fraxinus excelsior	woody	SD	N	pot	leaf	S	I	air	field	88.9	6	2.54	85.6	8	3.02
Cotrufo et al. 1998	Acer pseudoplatanus	woody	SD	N	pot	leaf	S	I	air	field	68.4	9	5.786	59.1	9	10.718
Cotrufo et al. 1999	Quercus pubescens	woody	CS	N	field	leaf	S	I	air	field	53.4	5	2.82	48.7	5	5.3
"Couteaux et al. 1991, 1996"	Castanea sativa	woody	GC	N	pot	leaf	S	cut	air	lab	39.2	3	8.9	23.2	3	0.5
"Couteaux et al. 1991, 1996"	Castanea sativa	woody	GC	N	pot	leaf	S	cut	air	lab	40.3	3	6.6	42.5	3	8
"Couteaux et al. 1991, 1996"	Castanea sativa	woody	GC	N	pot	leaf	S	cut	air	lab	40.1	3	2.1	53.8	3	8.4
"Couteaux et al. 1991, 1996"	Castanea sativa	woody	GC	N	pot	leaf	S	cut	air	lab	47.9	3	0.8	61	3	6.3
De Angelis et al. 2000	Quercus ilex	woody	OTC	N	field	leaf	S	I	_NA_	field	58.1	6	0.1472	57.9	6	0.279
De Angelis et al. 2000	Phillyrea angustifolia	woody	OTC	N	field	leaf	S	I	_NA_	field	61.6	6	0.1223	60.7	6	0.158
De Angelis et al. 2000	Pistacia lentiscus	woody	OTC	N	field	leaf	S	I	_NA_	field	61.8	6	0.0642	61.7	6	0.047
De Angelis et al. 2000	Mixture	woody	OTC	N	field	leaf	S	I	_NA_	field	56.4	6	0.1609	55.9	6	0.165
De Angelis et al. 2000	Quercus ilex	woody	OTC	N	field	leaf	S	I	_NA_	field	53	6	1.4492	50.5	6	0.206
De Angelis et al. 2000	Phillyrea angustifolia	woody	OTC	N	field	leaf	S	I	_NA_	field	57.5	6	0.4344	54.8	6	0.638
De Angelis et al. 2000	Pistacia lentiscus	woody	OTC	N	field	leaf	S	I	_NA_	field	59.7	6	0.2095	57.5	6	0.423
De Angelis et al. 2000	Mixture	woody	OTC	N	field	leaf	S	I	_NA_	field	50.8	6	0.4302	50.2	6	0.396
De Angelis et al. 2000	Quercus ilex	woody	OTC	N	field	leaf	S	I	_NA_	lab	61	6	0.2756	59.6	6	0.045
De Angelis et al. 2000	Phillyrea angustifolia	woody	OTC	N	field	leaf	S	I	_NA_	lab	69.1	6	0.2455	67.8	6	0.139
De Angelis et al. 2000	Pistacia lentiscus	woody	OTC	N	field	leaf	S	I	_NA_	lab	71.3	6	0.1216	70.4	6	0.157
De Angelis et al. 2000	Mixture	woody	OTC	N	field	leaf	S	I	_NA_	lab	65.4	6	0.1948	63.9	6	0.237
Dukes & Field 2000	C3 grassland mixture	herb	OTC	N	pot	shoot	S	I	_NA_	lab	28.5	6	5.8788	33.4	6	5.389
Dukes & Field 2000	C3 grassland mixture	herb	OTC	N	pot	shoot	S	I	_NA_	lab	31.1	6	3.4293	30.5	6	1.96
"Edwards, N.T. (unpublished)"	Quercus alba	woody	OTC	N	field	wood	H	I	oven	field	81.7	9	6.1	80.3	4	7.2
Finzi et al. (2000)	Pinus taeda	woody	FACE	N	field	leaf	S	I	_NA_	field	12.4	6	4.42	15.4	6	6.46
Finzi et al. (2000)	Circus canadenses	woody	FACE	N	field	leaf	S	I	_NA_	field	31.8	6	2.98	30.7	6	6.82
Finzi et al. (2000)	Acer rubrum	woody	FACE	N	field	leaf	S	I	_NA_	field	42	6	2.5	40.6	6	4.99
Finzi et al. (2000)	Lyquidambar styraciflua	woody	FACE	N	field	leaf	S	I	_NA_	field	43.4	6	5.7	42.7	6	10.33
Franck et al. 1997	Avena fatua	herb	OTC	N	pot	shoot	S	cut	oven	lab	64.6	5	31.7522	74.4	5	3.801
Franck et al. 1997	Avena fatua	herb	OTC	N	pot	root	S	cut	oven	lab	49.8	5	4.6957	54.6	5	6.708
Franck et al. 1997	Bromus hordaceus	herb	OTC	F	pot	shoot	S	cut	oven	lab	67.7	5	21.019	74.6	5	6.485
Franck et al. 1997	Bromus hordaceus	herb	OTC	F	pot	root	S	cut	oven	lab	76.9	5	11.8512	72.3	5	5.814
Franck et al. 1997	Bromus hordaceus	herb	OTC	N	pot	shoot	S	cut	oven	lab	78.1	5	11.1803	85.9	5	2.907
Franck et al. 1997	Bromus hordaceus	herb	OTC	N	pot	root	S	cut	oven	lab	57	5	10.5095	80.6	5	13.64
Franck et al. 1997	Lolium multiflorum	herb	OTC	F	pot	shoot	S	cut	oven	lab	71.3	5	10.9567	74.7	5	5.367
Franck et al. 1997	Lolium multiflorum	herb	OTC	F	pot	root	S	cut	oven	lab	67.1	5	8.9443	61.6	5	3.354
Franck et al. 1997	Lolium multiflorum	herb	OTC	N	pot	shoot	S	cut	oven	lab	73.4	5	6.7082	89.6	5	6.037
Franck et al. 1997	Lolium multiflorum	herb	OTC	N	pot	root	S	cut	oven	lab	64	5	13.8636	89.3	5	3.354
Franck et al. 1997	Vulpia microstachys	herb	OTC	F	pot	shoot	S	cut	oven	lab	84.4	5	6.261	68.9	5	11.851
Franck et al. 1997	Vulpia microstachys	herb	OTC	F	pot	root	S	cut	oven	lab	84.9	5	12.522	69.8	5	6.037
Franck et al. 1997	Vulpia microstachys	herb	OTC	N	pot	shoot	S	cut	oven	lab	90.6	5	6.261	77.9	5	7.155
Franck et al. 1997	Vulpia microstachys	herb	OTC	N	pot	root	S	cut	oven	lab	84.6	5	6.4846	81.9	5	9.839
Gorissen & Cotrufo 2000	Lolium perenne	herb	GC	F	pot	shoot	H	g	oven	lab	47.7	4	3.9	47.5	4	3.5
Gorissen & Cotrufo 2000	Lolium perenne	herb	GC	F	pot	shoot	H	g	oven	lab	44.8	4	2.1	43.5	4	3.2
Gorissen & Cotrufo 2000	Lolium perenne	herb	GC	F	pot	root	H	g	oven	lab	26.2	4	6.2	30.3	4	2.3
Gorissen & Cotrufo 2000	Lolium perenne	herb	GC	F	pot	root	H	g	oven	lab	24	4	1.1	23.3	4	1.2
Gorissen & Cotrufo 2000	Agrostis capillaris	herb	GC	F	pot	shoot	H	g	oven	lab	42	4	1.6	39	4	3.3
Gorissen & Cotrufo 2000	Agrostis capillaris	herb	GC	F	pot	shoot	H	g	oven	lab	42.6	4	0.9	42.2	4	5.4
Gorissen & Cotrufo 2000	Agrostis capillaris	herb	GC	F	pot	root	H	g	oven	lab	30.7	4	3.4	30.9	4	4.9
Gorissen & Cotrufo 2000	Agrostis capillaris	herb	GC	F	pot	root	H	g	oven	lab	36.5	4	4.5	30	4	1.3
Gorissen & Cotrufo 2000	Festuca ovina	herb	GC	F	pot	shoot	H	g	oven	lab	39.3	4	3	43.1	4	4.7
Gorissen & Cotrufo 2000	Festuca ovina	herb	GC	F	pot	shoot	H	g	oven	lab	43.6	4	1.9	41.4	4	4.7
Gorissen & Cotrufo 2000	Festuca ovina	herb	GC	F	pot	root	H	g	oven	lab	31.1	4	5.7	28.9	4	4.3
Gorissen & Cotrufo 2000	Festuca ovina	herb	GC	F	pot	root	H	g	oven	lab	27.4	4	2.4	24	4	2.1
O'Neill and Norby (1996)	Liriodendron tulipifera	woody	OTC	N	field	leaf	S	I	air	field	60.7	5	19.1	59.8	5	10.9
"O'Neill, E.G. & Norby, R.J. (unpublished)"	Liriodendron tulipifera	woody	OTC	N	field	leaf	S	I	air	field	61.6	9	6	56.8	10	10.7
"O'Neill, E.G. & Norby, R.J. (unpublished)"	Quercus alba	woody	OTC	N	field	leaf	S	I	air	field	76.4	10	9	77	10	10.3
Franck et al. 1997	Avena fatua	herb	OTC	F	pot	shoot	S	cut	oven	lab	73.7	1	-999.99	81.2	1	-999.99
Franck et al. 1997	Avena fatua	herb	OTC	F	pot	root	S	cut	oven	lab	59.9	1	-999.99	72.2	1	-999.99
Gahrooee 1998	Quercus cerris	woody	CS	N	field	leaf	S	cut	air	field	71.6	1	-999.99	71.4	1	-999.99
Gahrooee 1998	Quercus pubescens	woody	CS	N	field	leaf	S	cut	air	field	73.3	1	-999.99	70.6	1	-999.99
"Gifford, R.M. (unpublished)"	Quercus geminata	woody	OTC	N	field	leaf	S	I	_NA_	field	63	1	-999.99	58	1	-999.99
"Gifford, R.M. (unpublished)"	Quercus myrtifolia	woody	OTC	N	field	leaf	S	I	_NA_	field	57	1	-999.99	62	1	-999.99
Hättenschwiler et al. 1999	Fagus sylvatica	woody	OTC	N	field	leaf	SD	cut	_NA_	field	30.2	1	-999.99	24.7	1	-999.99
Hättenschwiler et al. 1999	Picea abies	woody	GC	N	pot	shoot	H	cut	_NA_	field	27.9	1	-999.99	27	1	-999.99
Hirshel et al. 1997	Carex curvula	herb	OTC	N	field	leaf	SD	I	oven	field	21	1	-999.99	14	1	-999.99
Hirshel et al. 1997	graminoid mixture	herb	SACC	N	field	leaf	SD	I	oven	field	47	1	-999.99	47	1	-999.99
Hirshel et al. 1997	Carex flacca	herb	SACC	N	field	leaf	SD	I	oven	field	29	1	-999.99	32	1	-999.99
Hirshel et al. 1997	Elettaria cardamomum	woody	GC	N	field	leaf	_NA_	I	oven	field	42	1	-999.99	43	1	-999.99
Hirshel et al. 1997	Ficus benjamina	woody	GC	N	field	leaf	_NA_	I	oven	field	90	1	-999.99	89	1	-999.99
Hirshel et al. 1997	Cecropia peltata	woody	GC	N	field	leaf	_NA_	I	oven	field	35	1	-999.99	37	1	-999.99
Ineson & Cotrufo 1997	Rubus chamaemorus	woody	SD	N	box	leaf	S	I	air	field	67	1	-999.99	55	1	-999.99
Johnson et al. 2000	Pinus ponderosa	woody	OTC	F	field	leaf	S	I	air	field	10.3	9	3.84	10.8	9	2.52
Johnson et al. 2000	Pinus ponderosa	woody	OTC	F	field	leaf	S	I	air	field	15.8	9	2.03	8.9	9	1.04
Johnson et al. 2000	Pinus ponderosa	woody	OTC	F	field	leaf	S	I	air	field	13.3	9	4.11	14.6	9	3.31
Kemp et al. 1994	Andropogon gerardii	herb	OTC	F	field	leaf	SD	I	air	field	22.2	1	-999.99	19.8	1	-999.99
Kemp et al. 1994	Andropogon gerardii	herb	OTC	F	field	leaf	SD	I	air	field	19.6	1	-999.99	19.5	1	-999.99
Kemp et al. 1994	Sorghastrum nutans	herb	OTC	F	field	leaf	SD	I	air	field	22.6	1	-999.99	24.8	1	-999.99
Kemp et al. 1994	Sorghastrum nutans	herb	OTC	F	field	leaf	SD	I	air	field	21.6	1	-999.99	19.7	1	-999.99
Kemp et al. 1994	Poa pratensis	herb	OTC	F	field	leaf	SD	I	air	field	35.4	1	-999.99	34	1	-999.99
Kemp et al. 1994	Poa pratensis	herb	OTC	F	field	leaf	SD	I	air	field	33.4	1	-999.99	28.7	1	-999.99
Kratz et al. 1995	Festuca pratensis	herb	GC	N	field	leaf	H	I	oven	field	75	1	-999.99	68	1	-999.99
"Matamala, R. (unpublished)"	salt marsh plants	herb	OTC	N	field	root	H	I	oven	field	25.5	1	-999.99	30.5	1	-999.99
"Matamala, R. (unpublished)"	Pinus taeda 	woody	FACE	N	field	root	H	I	oven	field	7.5	1	-999.99	11.8	1	-999.99
Robinson et al. 1997	Festuca vivipara	herb	GC	N	pot	shoot	H	I	air	field	50.6	1	-999.99	45.8	1	-999.99
Robinson et al. 1997	Festuca vivipara	herb	GC	W	pot	shoot	H	I	air	field	53.5	1	-999.99	46.2	1	-999.99
Robinson et al. 1997	Festuca vivipara	herb	GC	T	pot	shoot	H	I	air	field	42.1	1	-999.99	40.2	1	-999.99
Robinson et al. 1997	Festuca vivipara	herb	GC	W	pot	root	H	I	air	field	0.8	1	-999.99	6.3	1	-999.99
Robinson et al. 1997	Festuca vivipara	herb	GC	N	pot	shoot	H	I	air	field	56.2	1	-999.99	62.1	1	-999.99
Robinson et al. 1997	Festuca vivipara	herb	GC	T	pot	shoot	H	I	air	field	50.3	1	-999.99	57.6	1	-999.99
Robinson et al. 1997	Festuca vivipara	herb	GC	W	pot	shoot	H	I	air	field	50.6	1	-999.99	57.8	1	-999.99
Robinson et al. 1997	Festuca vivipara	herb	GC	N	pot	root	H	I	air	field	24.8	1	-999.99	27.8	1	-999.99
Robinson et al. 1997	Festuca vivipara	herb	GC	T	pot	root	H	I	air	field	28.6	1	-999.99	26	1	-999.99
Robinson et al. 1997	Festuca vivipara	herb	GC	W	pot	root	H	I	air	field	32	1	-999.99	28.1	1	-999.99
Van Ginkel et al. 1996	Lolium perenne	herb	GC	N	pot	root	H	g	oven	lab	76.4	1	-999.99	63.2	1	-999.99
Van Ginkel et al. 1996	Lolium perenne	herb	GC	N	pot	root	H	g	oven	lab	65.7	1	-999.99	66.8	1	-999.99
Van Vuuren et al. 2000	Triticum aestivum	herb	GC	N	pot	root	H	I	air	lab	83	4	1	87	4	1