Nitrogen fixation
Converts
-
N2(g) from atmosphere
into NHyt or
NOz
reduced
Neis ↳
lightning
L
By Azobacter V
·
aerobic conditions
By Rhizobium
-
symbiotic relationship with
-
N2(9) >
-
NH4 legumes (both benefitt
inside root nodules of legumes
baden
N -
NITROGEN IN
·
ATMOSPHERE (N2] -
=
E
DENTRIFICATION
excesssaby
T NITROGEN
·
plants FIXATION
-
NOs - lost from ecosystem + converted
bY &
g RHIZOBLUM back into nitrogen gas
=
NH4t
· -
anaerobis >
-
problem in water logged
·
-
soul
Nin legumes
<ingestion,digestin
Nin animals a
Nin plants
· P
a
Exx DEATH
S -
S
" =
Nin dead
organisms
ammonificationposers
s
By
V
NITRATE IONS
Ammonium ians[ NITRITE ION IN
NITRIFICATION NITRIFICATION IN SOIL
in soil < SO
>
(NHy+) by nitrosomas
(N82] by nitrobacter [NO3-
AMMONIFICATION
-
by decomposers (bacteria + fungi) NITRIFICATION
-
produces ammonium is
-
NHp +
protiens
protease
> amino acids
TROSOMONAS NITROB
ACTEG
amino acids
deaminase
> ammonia
No C
NOz
V
NH4t
Converts
-
N2(g) from atmosphere
into NHyt or
NOz
reduced
Neis ↳
lightning
L
By Azobacter V
·
aerobic conditions
By Rhizobium
-
symbiotic relationship with
-
N2(9) >
-
NH4 legumes (both benefitt
inside root nodules of legumes
baden
N -
NITROGEN IN
·
ATMOSPHERE (N2] -
=
E
DENTRIFICATION
excesssaby
T NITROGEN
·
plants FIXATION
-
NOs - lost from ecosystem + converted
bY &
g RHIZOBLUM back into nitrogen gas
=
NH4t
· -
anaerobis >
-
problem in water logged
·
-
soul
Nin legumes
<ingestion,digestin
Nin animals a
Nin plants
· P
a
Exx DEATH
S -
S
" =
Nin dead
organisms
ammonificationposers
s
By
V
NITRATE IONS
Ammonium ians[ NITRITE ION IN
NITRIFICATION NITRIFICATION IN SOIL
in soil < SO
>
(NHy+) by nitrosomas
(N82] by nitrobacter [NO3-
AMMONIFICATION
-
by decomposers (bacteria + fungi) NITRIFICATION
-
produces ammonium is
-
NHp +
protiens
protease
> amino acids
TROSOMONAS NITROB
ACTEG
amino acids
deaminase
> ammonia
No C
NOz
V
NH4t
