Site code	Cropping sequence	Indicator crop	Low N input mean yield ± SE, t ha-1 (observations)	High N input mean yield ± SE, t ha-1 (observations)	SD	FR	Functional groups present
Ak	M-F-WW	M	-	2.40 ± 0.15 (124)	3	1	C
Ak	M-Mi-WW	M	-	1.91 ± 0.16 (63)	3	1	C
Ak	M-Mi-F-WW	M	-	2.50 ± 0.19 (66)	4	1	C
Ak	M-Mi-WW-WW	M	-	2.26 ± 0.20 (53)	2.67	1	C
Ak	M-Saff-F-WW	M	-	2.07 ± 0.17 (64)	4	2	"C, B"
Ak	M-Mi-Pe-WW	M	-	2.35 ± 0.21 (63)	4	2	"C, LEG"
Bv	M+R-S+V	M	-	3.78 ± 0.27 (74)	4	2	"C, LEG"
Bv	M+R-S-WW+V	M	-	3.98 ± 0.30 (76)	4.5	2	"C, LEG"
Bv	M+R-S-WW-A-A-A	M	-	4.22 ± 0.31 (72)	3.13	3	"C, LEG, LEY"
BB	WW	WW	3.26 ± 0.11 (210)	5.7 ± 0.1 (126)	1	1	C
BB	O-M-WW-WW-WW	WW	3.64 ± 0.11 (270)	6.42 ± 0.12 (162)	2.27	1	C
Brd	SB	SB	1.24 ± 0.04 (252)	3.23 ± 0.05 (504)	1	1	C
Brd	WR	WR	1.82 ± 0.04 (252)	4.07 ± 0.06 (504)	1	1	C
Brd	Po-SB-WT-A-A-WW-WR	SB	2.22 ± 0.05 (252)	3.95 ± 0.06 (504)	4.45	3	"C, B, LEY"
Brd	Po-SB-WT-A-A-WW-WR	WR	3.05 ± 0.06 (252)	4.83 ± 0.06 (504)	4.45	3	"C, B, LEY"
Br	M-S	M	5.16 ± 0.17 (64)	-	2	2	"C, LEG"
Br	M-SF-SW-S	M	5.48 ± 0.16 (64)	-	4	3	"C, B, LEG"
Br	M-S-SW+RC	M	4.42 ± 0.17 (64)	-	3.6	2	"C, LEG"
Br	M-O-WW-S	M	5.33 ± 0.16 (64)	-	4	2	"C, LEG"
Br	M-S-SW-Pe	M	5.69 ± 0.21 (64)	-	4	2	"C, LEG"
Br	M-M-S-SW	M	4.40 ± 0.14 (128)	-	2.67	2	"C, LEG"
Br	M-S-SW-SF	M	5.02 ± 0.17 (64)	-	4	3	"C, B, LEG"
Br	M-C-WW-S	M	5.09 ± 0.16 (64)	-	4	3	"C, B, LEG"
Br	M-Pe-WW-S	M	5.13 ± 0.17 (64)	-	4	2	"C, LEG"
Br	M-S-SW-S	M	5.45 ± 0.18 (64)	-	2.67	2	"C, LEG"
EE	WW	WW	-	1.58 ± 0.12 (84)	1	1	C
EE	Pe/V-WW	WW	-	2.06 ± 0.13 (84)	2	2	"C, LEG"
El	M	M	-	7.16 ± 0.08 (296)	1	1	C
El	M-M-A-A	M	-	7.78 ± 0.10 (296)	2	2	"C, LEY"
El	M-M-S-S	M	-	7.25 ± 0.09 (296)	2	2	"C, LEG"
El	M-M-S-WW	M	-	7.48 ± 0.09 (288)	2.67	2	"C, LEG"
El	M-M-O-SB	M	-	7.47 ± 0.09 (295)	2.67	1	C
El	M-M-S-WW+RC	M	-	7.56 ± 0.09 (294)	2.91	2	"C, LEG"
El	M-M-O+RC-SB+RC	M	-	7.76 ± 0.10 (287)	2.91	2	"C, LEG"
Fo	WW	WW	-	3.51 ± 0.17 (54)	1	1	C
Fo	Lg-WW	WW	-	4.11 ± 0.19 (54)	2	2	"C, LEG"
GO	M-O+B+W+Pe-L-L-SW/WW	SW	1.68 ± 0.12 (28)	-	4.17	3	"C, LEG, LEY"
GO	M-O+B+W+Pe-L-L-SW/WW	WT	4.35 ± 0.06 (12)	-	4.17	3	"C, LEG, LEY"
GO	M-O+B+W+Pe-L-L-SW/WW	WW	2.38 ± 0.09 (20)	-	4.17	3	"C, LEG, LEY"
GO	M-SB-O+B+W+Pe-Pe-SW/WW	SW	1.70 ± 0.11 (28)	-	5	2	"C, LEG"
GO	M-SB-O+B+W+Pe-Pe-SW/WW	WT	4.14 ± 0.05 (12)	-	5	2	"C, LEG"
GO	M-SB-O+B+W+Pe-Pe-SW/WW	WW	2.43 ± 0.08 (20)	-	5	2	"C, LEG"
GO	M-O+B+W+Pe-SW-RC-SW/WW	SW	1.68 ± 0.11 (28)	-	4.55	2	"C, LEG"
GO	M-O+B+W+Pe-SW-RC-SW/WW	WT	3.90 ± 0.05 (12)	-	4.55	2	"C, LEG"
GO	M-O+B+W+Pe-SW-RC-SW/WW	WW	2.40 ± 0.07 (20)	-	4.55	2	"C, LEG"
HC	M	M	2.64 ± 0.19 (64)	-	1	1	C
HC	M+RC	M	3.38 ± 0.23 (63)	-	2	2	"C, LEG"
HC	M-S	M	4.05 ± 0.21 (63)	-	2	2	"C, LEG"
HC	M-S-WW	M	3.70 ± 0.22 (64)	-	3	2	"C, LEG"
HC	M+RC-S-WW+RC	M	4.78 ± 0.23 (64)	-	3.6	2	"C, LEG"
HC	M+RC+R-S-WW+RC+R	M	4.93 ± 0.21 (63)	-	4.26	2	"C, LEG"
Hv	M	M	-	6.93 ± 0.10 (453)	1	1	C
Hv	M-S	M	-	7.45 ± 0.09 (454)	2	2	"C, LEG"
Hv	M-O-L	M	-	7.92 ± 0.11 (452)	3	2	"C, LEG"
LCa	WW	WW	-	0.95 ± 0.05 (170)	1	1	C
LCa	F-WW-Lg-WB	WW	-	1.29 ± 0.06 (170)	4	2	"C, LEG"
La	M-S	M	4.72 ± 0.09 (720)	7.25 ± 0.08 (681)	2	2	"C, LEG"
La	M-S-O+A-A	M	5.71 ± 0.08 (731)	7.59 ± 0.07 (725)	3.56	3	"C, LEG, LEY"
LL	SW-F-OSR-WW-O-SB	O	2.05 ± 0.1 (91)	3.63 ± 0.09 (92)	6	2	"C, B"
LL	SW-F-OSR-WW-O-SB	SB	2.01 ± 0.1 (90)	3.77 ± 0.12 (90)	6	2	"C, B"
LL	SW-F-OSR-WW-O-SB	WW	2.81 ± 0.11 (88)	4.65 ± 0.11 (88)	6	2	"C, B"
LL	L-L-OSR-WW-O-SB	O	2.49 ± 0.1 (92)	3.91 ± 0.1 (92)	4.5	3	"C, B, LEY"
LL	L-L-OSR-WW-O-SB	SB	2.4 ± 0.13 (89)	3.58 ± 0.12 (90)	4.5	3	"C, B, LEY"
LL	L-L-OSR-WW-O-SB	WW	3.43 ± 0.11 (88)	5.07 ± 0.12 (88)	4.5	3	"C, B, LEY"
LLTE	SB-L-L-L-L-L	SB	-	3.07 ± 0.20 (31)	1.38	2	"C, LEY"
LLTE	SB-L-L-L-SB-SB+OSR+Lg	SB	-	2.74 ± 0.15 (32)	2.45	4	"C, B, LEG, LEY"
LLTE	SB-L-L-SB-Po-SB+OSR+Lg	SB	-	2.21 ± 0.16 (31)	3.38	4	"C, B, LEG, LEY"
LLTE	SB-L-SB-Po-SB-Po	SB	-	2.17 ± 0.20 (30)	2.57	3	"C, B, LEG"
Me	M	M	4.63 ± 0.13 (310)	6.93 ± 0.17 (155)	1	1	C
Me	M-S	M	6.45 ± 0.12 (310)	7.51 ± 0.17 (155)	2	2	"C, LEG"
Me	M-O+RC-Sg-S	M	7.43 ± 0.11 (310)	8.24 ± 0.16 (155)	4.57	2	"C, LEG"
Me	M-S-Sg-O+RC	M	6.73 ± 0.14 (310)	7.69 ± 0.18 (155)	4.57	2	"C, LEG"
Oj	SB	SB	2.67 ± 0.08 (168)	2.51 ± 0.17 (42)	1	1	C
Oj	SB-SB-Lg+O	SB	2.84 ± 0.08 (162)	2.57 ± 0.18 (41)	2	2	"C, LEG"
Oj	SB-SB-L-L	SB	2.65 ± 0.07 (164)	2.79 ± 0.14 (45)	2	2	"C, LEY"
Oj	SB-L-L-Pe+O-Po-R	SB	3.17 ± 0.12 (84)	2.97 ± 0.17 (40)	4.8	4	"C, B, LEG, LEY"
Os	WW	WW	-	4.90 ± 0.29 (23)	1	1	C
Os	OSR-WW-SW	WW	-	6.54 ± 0.31 (23)	3	2	"C, B"
Pa	WW	WW	2.46 ± 0.11 (90)	4.6 ± 0.11 (180)	1	1	C
Pa	M-SuB-M-WW-A-A	WW	3.58 ± 0.13 (90)	5.3 ± 0.09 (180)	3.6	3	"C, B, LEY"
Pe	WW	WW	-	4.19 ± 0.09 (120)	1	1	C
Pe	WW-Sg	WW	-	5.14 ± 0.10 (93)	2	1	C
Pe	WW-FB	WW	-	5.22 ± 0.10 (93)	2	2	"C, LEG"
Pe	WW-M	WW	-	4.94 ± 0.09 (120)	2	1	C
Pe	WW-WW-M	WW	-	4.58 ± 0.07 (240)	1.8	1	C
Pe	WW-WW-WW-M	WW	-	4.45 ± 0.06 (357)	1.6	1	C
Pe	WW-WW-WW-WW-M	WW	-	4.42 ± 0.05 (471)	1.47	1	C
Pe	WW-WW-WW-WW-WW-M	WW	-	4.36 ± 0.04 (582)	1.38	1	C
Pe	WW-OSR/SuB	WW	-	5.02 ± 0.10 (93)	2	2	"C, B"
Pe	WW-SF	WW	-	5.09 ± 0.10 (93)	2	2	"C, B"
Pe	WW-Pe/CP	WW	-	5.13 ± 0.10 (93)	2	2	"C, B"
Rb	SB	SB	2.02 ± 0.06 (168)	2.88 ± 0.15 (42)	1	1	C
Rb	SB-SB-Lg+O	SB	2.34 ± 0.07 (167)	2.94 ± 0.18 (42)	2	2	"C, LEG"
Rb	SB-SB-L-L	SB	2.09 ± 0.07 (167)	2.83 ± 0.14 (41)	2	2	"C, LEY"
Rb	SB-L-L-Pe+O-Po-R	SB	2.38 ± 0.1 (84)	3.41 ± 0.17 (42)	4.8	4	"C, B, LEG, LEY"
RS	M	M	-	8.09 ± 0.19 (136)	1	1	C
RS	M-S	M	-	8.66 ± 0.17 (136)	2	2	"C, LEG"
RS	M-O+WW-RC+Ti-RC+Ti	M	-	9.13 ± 0.17 (136)	4.57	2	"C, LEY"
St	SW-F-OSR-WW-O-SB	O	2.1 ± 0.11 (88)	4.1 ± 0.12 (88)	6	2	"C, B"
St	SW-F-OSR-WW-O-SB	SB	1.83 ± 0.11 (86)	2.89 ± 0.12 (84)	6	2	"C, B"
St	SW-F-OSR-WW-O-SB	WW	3.03 ± 0.11 (86)	4.82 ± 0.12 (86)	6	2	"C, B"
St	L-L-OSR-WW-O-SB	O	2.64 ± 0.11 (88)	3.50 ± 0.11 (88)	4.5	3	"C, B, LEY"
St	L-L-OSR-WW-O-SB	SB	2.37 ± 0.14 (85)	2.96 ± 0.10 (84)	4.5	3	"C, B, LEY"
St	L-L-OSR-WW-O-SB	WW	3.57 ± 0.11 (86)	4.34 ± 0.10 (86)	4.5	3	"C, B, LEY"
SL	SW-F-OSR-WW-O-SB	O	2.32 ± 0.12 (82)	4.01 ± 0.13 (82)	6	2	"C, B"
SL	SW-F-OSR-WW-O-SB	SB	2.35 ± 0.11 (82)	4.1 ± 0.12 (82)	6	2	"C, B"
SL	SW-F-OSR-WW-O-SB	WW	3.17 ± 0.15 (78)	4.96 ± 0.15 (78)	6	2	"C, B"
SL	L-L-OSR-WW-O-SB	O	2.85 ± 0.12 (80)	4.08 ± 0.13 (80)	4.5	3	"C, B, LEY"
SL	L-L-OSR-WW-O-SB	SB	2.78 ± 0.14 (79)	3.83 ± 0.12 (80)	4.5	3	"C, B, LEY"
SL	L-L-OSR-WW-O-SB	WW	3.76 ± 0.15 (78)	5.03 ± 0.15 (78)	4.5	3	"C, B, LEY"
SLTE	O	O	3.4 ± 0.09 (176)	3.56 ± 0.09 (176)	1	1	C
SLTE	SB	SB	3.21 ± 0.07 (174)	3.76 ± 0.07 (176)	1	1	C
SLTE	SW	SW	2.97 ± 0.07 (174)	3.55 ± 0.07 (174)	1	1	C
SLTE	F-OSR-WW-O-SB-SW	O	3.54 ± 0.09 (180)	3.9 ± 0.09 (178)	6	2	"C, B"
SLTE	F-OSR-WW-O-SB-SW	SB	3.57 ± 0.07 (180)	4.1 ± 0.08 (179)	6	2	"C, B"
SLTE	F-OSR-WW-O-SB-SW	SW	3.46 ± 0.07 (186)	4.04 ± 0.08 (185)	6	2	"C, B"
TuE	L-L-L-O-Swe-US O	O	5.03 ± 0.19 (32)	-	2.57	3	"C, B, LEY"
TuE	L-L-L-O-Swe-US O	U/S O	3.27 ± 0.18 (32)	-	2.57	3	"C, B, LEY"
TuE	L-L-L-L-O-US O	O	5.08 ± 0.19 (32)	-	1.8	2	"C, LEY"
TuE	L-L-L-L-O-US O	U/S O	3.46 ± 0.19 (31)	-	1.8	2	"C, LEY"
TuL	L-L-L-O-Swe-US O	U/S O	2.71 ± 0.32 (24)	-	2.57	3	"C, B, LEY"
TuL	US W-US Be-US B-US O-L-Po	U/S O	2.78 ± 0.32 (20)	-	6	3	"C, B, LEG"
TuL	Po-US Be-US B-US O-L-US W	U/S O	2.87 ± 0.31 (21)	-	6	3	"C, B, LEG"
Wo	R-M-B-WW-R	WW	3.18 ± 0.23 (62)	5.02 ± 0.23 (64)	5	2	"C, LEG"
Wo	L-L-L-WW-R	WW	3.78 ± 0.2 (66)	5.37 ± 0.22 (66)	2.27	2	"C, LEY"
WS	L-L-L-O-Po-US O	O	3.35 ± 0.22 (23)	-	2.57	3	"C, B, LEY"
WS	L-L-L-O-Po-US O	U/S O	2.64 ± 0.21 (23)	-	2.57	3	"C, B, LEY"
WS	L-L-O-Po-US O-L-Swe-US O	O	3.07 ± 0.24 (23)	-	4	3	"C, B, LEY"
WS	L-L-O-Po-US O-L-Swe-US O	U/S O	2.91 ± 0.24 (22)	-	4	3	"C, B, LEY"
WoSl	M	M	1.22 ± 0.12 (55)	5.05 ± 0.19 (58)	1	1	C
WoSl	M-O+A-A-A	M	3.81 ± 0.17 (58)	7 ± 0.23 (58)	2.67	2	"C, LEY"
Wst	M	M	-	7.19 ± 0.12 (443)	1	1	C
Wst	M-S	M	-	7.17 ± 0.12 (450)	2	2	"C, LEG"
Wst	M-O-ley	M	-	8.07 ± 0.13 (436)	3	2	"C, LEG"
As	SB	SB	2.73 ± 0.08 (161)	3.39 ± 0.19 (42)	1	1	C
As	SB-SB-Lg+O	SB	2.57 ± 0.07 (157)	3.19 ± 0.21 (40)	2	2	"C, LEG"
As	SB-SB-L-L	SB	2.56 ± 0.07 (162)	3.3 ± 0.22 (41)	2	2	"C, LEY"
As	SB-L-L-Pe+O-Po-R	SB	3.05 ± 0.14 (82)	3.51 ± 0.21 (41)	4.8	4	"C, B, LEG, LEY"