Supplemental Fig.1
NO-3–N uptake rates
(μmol g-1 dw h–1)
60
HRT
NRT
AKA
MAT
SIM
OGA
40
Jan.
20
0
40
Mar.
20
0
NH+4–N uptake rates
(μmol g-1 dw h–1)
60
N.S.
40
N.S.
Jan.
20
0
60
40
Mar.
20
0
0
20
0
20
0
20
0
20
0
20
0
20
40
External nitrogen concentration (μmol L-1)
N.S., no significant