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* J=EGN9D AF FGJL@=JF 3K E9Q := D=KK =>>A;A=FL :=;9MK= EA;JG:A9DDQ E=<A9L=< HJG;=KK=K 9J= L=EH=J9LMJ=<=H=F<=FL %F "AFD9F< L@= 9N=J9?=
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@Q<JGDG?A;9D=HAKG<=AF"AFD9F<AKL@=KHJAF?KFGOE=DLMKM9DDQAFHJAD)9Q O@=F9HHJGPAE9L=DQG>L@=9FFM9DJMFG>>AKHJG<M;=<OAL@AF9K@GJLLAE=
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MEASUREMENT OF NITROGEN REMOVAL IN AQUATIC ENVIRONMENT
MJJ=FLDQ L@=CFGOD=<?=G>L@=?DG:9D9EGMFLG>*JLJ9FK>GJE=<:9;CLG*AK HGGJ MJ9F<=L9D"GOD=J=L9D#9DDGO9Q=L9D/LM<QAF?
* HJG;=KK J9L=K AK ;GEHDA;9L=< :=;9MK= * AK ;GFKL9FLDQ LJ9FK>GJE=< OAL@AF K=N=J9DKAEMDL9F=GMKHJG;=KK=KK==;@9HL=JFGL@=J@A?@DQ;@9DD=F?AF?
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@9N= 9 HJ=;AK= =KLAE9LAGF G> <=FALJA>A;9LAGF OAL@ E9KK:9D9F;= E=L@G< 9DD GL@=JL=JEKAFL@=*:M<?=LK@GMD<:=E=9KMJ=<0@AKAKKM:B=;L=<LG=JJGJK
=KH=;A9DDQAFD9J?=JKQKL=EK
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*+ AK E=9KMJ=< O@A;@ AK ;GFKA<=J=< LG := =IM9D OAL@ * HJG<M;LAGF 0@=
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L@=E=9KMJ=E=FLG>*:=;9MK=G>L@=DGO=J:9;C?JGMF<;GF;=FLJ9LAGFKL@=
K9EHD=K ;9F := E=9KMJ=< OAL@ ?9K ;@JGE9LG?J9H@ % AK FGL =PH=FKAN=
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Figure 3. An example of a pre-experiment with
15NO3-N concentration series. D14 = denitrification of the natural 14NOx-N, D15 = denitrification based on the labeled 15NO3-N.
Standard deviation shown with error bars, n=3 for each data point.
Modified from the study I.
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****
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