mikrobiologi tanah

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 QVLBY N@M_HO@HJHL@ QBEBC EBNB; YHD@BE@ELQ@BY DC E@N ;70(?31101(O@%3?60 W_FYFEQBY@ @ Qbebc abjbn mfbabbe ehrnbj qfra`r` abr` obcbe hrlbe`m yfobepbm 6&* obcbe behrlbe`m yfofybr 16& * ?6& dbyf b`r abe ?6& dbyf vabrb% A` abjbn qbebc kvlb qfrabwbq n`mrho`b qbebc pbel nfn`j`m` ofroblb` nbibn wfrbe a`beqbrbepb babjbc; #`) afmhnwhy`y` obcbe hrlbe`m* #``) aflrbaby` wfyq`y`ab* #```) nfekblb mfyfq`nobelbe o`hjhl`y* #`t) wrfabqhr efnbqhab* #t) wfjbwvmbe obqvbe yfc`ellb qfrofeqvm nbqfr` qbebc* #t`) qfrj`obq wrhyfy qrbeydhrnby` evqr`feq* abe #t``) wfnofeqvmbe abe wfrob`mbe yqrvmqvr qbebc% Qbebc yfcbq abe yvovr nfrvwbmbe y`yqfn c`avw a`ebn`y pbel a`cve` hjfc ofroblb` hrlbe`ynf #n`mrh djhrb* n`mrh dbve b* yfrqb nfyh abe nbmrh dbveb)% Hrlbe`y nf qfryfovq ybj`el of r`eqfrbmy` nfnofeqvm yvbqv rbeqb` nbmbebe yfoblb` bj`rbe fefrl` abjbn yvbqv fmhy`yqfn veqvm nfnofeqvm qrhw`m rbeqb` nbmbebe% Yfjb`e `qv qbebc nfrvwbmbe n`mrhcbo`qbq obl` n`mrho`b qbebc% Kvnjbc n`mrhob abjbn qbebc jfo`c obepbm abr`wbab abjbn b`r bqbvwve vabrb mbrfeb yfepb|b hrlbe`m abe behrlbe`mepb jfo`c q`ell` yfc`ellb ihihm veqvm wfrqvnovcbe n`mrhob bfrho`m* bebfrho`m* cfqfrhqrhd* nbvwve bvqhqrhd% b) Bqnhydfr qbebc qfryvyve hjfc ofrnb ibn lby yfwfrq` E ? * H ? abe IH ?   H ? abjbn qbebc yfobepbm 23 . ?7&  IH ? abjbn qbebc yfofybr 2   ?& o) Lby a` abjbn qbebc ofrbybj abr` vabrb jvbr abe cby`j bmq`d`qby n`mrhob  E ? pbel nfrvwbmbe cby`j d`myby` E hjfc n`mrhob wbab wrhyfy y`mjvy E qbebc  IH ? pbel nfrvwbmbe cby`j rfyw`rby` n`mrhob  H ? pbel nfrvwbmbe cby`j dhqhy`eqfy`y qvnovcbe q`elmbq q`ell` bqbv n`mrho`b pbel ofry`dbq bvqhqrhd abe bfrho

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fiksasi nitrogen bebas dari udara dilakukan oleh mikrobia baik yang bersifat free-living maupun yang hidup secara asosiasi.mikrobia tanah dapat diidentifikasi dengan menggunakan kolom winogradsky. kolom winogradsky memiliki banyak keuntungan diantaranya menrupakan media diperkaya dan dari kolom tersebut akan didapatkan isolat murnimikrobia rumen yang hidup pada hewan ruminantia adalah mikrobia tanah yang berasosiasi dalam lambung hewan tersebut. mikrobia yang ada termasuk bakteri proteolitik dan fungi

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5/16/2018 Mikrobiologi Tanah - slidepdf.com

http://slidepdf.com/reader/full/mikrobiologi-tanah-55ab54030c748 1/3

 

QVLBY N@M_HO@HJHL@ QBEBC

EBNB; YHD@BE@ELQ@BY DC

E@N ;70(?31101(O@%3?60

W_FYFEQBY@ @

Qbebc abjbn mfbabbe ehrnbj qfra`r` abr` obcbe hrlbe`m yfobepbm 6&* obcbe

behrlbe`m yfofybr 16& * ?6& dbyf b`r abe ?6& dbyf vabrb% A` abjbn qbebc kvlb qfrabwbq

n`mrho`b qbebc pbel nfn`j`m` ofroblb` nbibn wfrbe a`beqbrbepb babjbc; #`) afmhnwhy`y`

obcbe hrlbe`m* #``) aflrbaby` wfyq`y`ab* #```) nfekblb mfyfq`nobelbe o`hjhl`y* #`t) wrfabqhrefnbqhab* #t) wfjbwvmbe obqvbe yfc`ellb qfrofeqvm nbqfr` qbebc* #t`) qfrj`obq wrhyfy

qrbeydhrnby` evqr`feq* abe #t``) wfnofeqvmbe abe wfrob`mbe yqrvmqvr qbebc%

Qbebc yfcbq abe yvovr nfrvwbmbe y`yqfn c`avw a`ebn`y pbel a`cve` hjfc ofroblb`

hrlbe`ynf #n`mrh djhrb* n`mrh dbveb* yfrqb nfyh abe nbmrh dbveb)% Hrlbe`ynf qfryfovq

ybj`el ofr`eqfrbmy` nfnofeqvm yvbqv rbeqb` nbmbebe yfoblb` bj`rbe fefrl` abjbn yvbqv

fmhy`yqfn veqvm nfnofeqvm qrhw`m rbeqb` nbmbebe% Yfjb`e `qv qbebc nfrvwbmbe n`mrhcbo`qbq

obl` n`mrho`b qbebc%

Kvnjbc n`mrhob abjbn qbebc jfo`c obepbm abr`wbab abjbn b`r bqbvwve vabrb mbrfeb

yfepb|b hrlbe`m abe behrlbe`mepb jfo`c q`ell` yfc`ellb ihihm veqvm wfrqvnovcbe n`mrhob

bfrho`m* bebfrho`m* cfqfrhqrhd* nbvwve bvqhqrhd%

b)  Bqnhydfr qbebc qfryvyve hjfc ofrnbibn lby yfwfrq` E?* H? abe IH? 

  H? abjbn qbebc yfobepbm 23 . ?7&

  IH? abjbn qbebc yfofybr 2 ’ ?&

o)  Lby a` abjbn qbebc ofrbybj abr` vabrb jvbr abe cby`j bmq`d`qby n`mrhob

  E? pbel nfrvwbmbe cby`j d`myby` E hjfc n`mrhob wbab wrhyfy y`mjvy E

qbebc

  IH? pbel nfrvwbmbe cby`j rfyw`rby` n`mrhob

  H? pbel nfrvwbmbe cby`j dhqhy`eqfy`y qvnovcbe q`elmbq q`ell` bqbv

n`mrho`b pbel ofry`dbq bvqhqrhd abe bfrho

5/16/2018 Mikrobiologi Tanah - slidepdf.com

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QVLBY N@M_HO@HJHL@ QBEBC

EBNB; YHD@BE@ELQ@BY DC

E@N ;70(?31101(O@%3?60

W_FYFEQBY@ @@

Ofrabybrmbe bybjepb* n`mrho`b qfrobl` nfekba` ? nbibn*

b)  n`mrho`b bvqhmqhe* pb`qv n`mrho`b pbel nfrvwbmbe n`mrho`b byj` pbel c`avw wbab

brfb qbebc qfryfovq #ebq`tf)% Iheqhc; Ijhyqr`a`vn yw%o)  n`mrho`b {`nhlfe* pb`qv n`mrho`b pbel bab wbab yvbqv brfb qbebc mbrfeb babepb {bq

qbnobcbe pbel nfekba` yvnofr mfc`avwbe bqbv abwbq kvlb nfrvwbmbe yvbqv

`ea`mbqhr babepb wfeifnbrbe wbab brfb qfryfovq% Iheqhc; Fyicfr`ic`b ihj`%Z  

ofrabybrmbe yvnofr mfc`avwbe veqvm n`mrho`b* qfrabwbq q`lb nbibn yvnofr pb`qv yvnofr

mbrohe* yvnofr fefrl`* abe yvnofr fjfmqrhe% Yvnofr qfryfovq ofry`dbq hrlbe`m abe behrlbe`m%

Nfqbohj`ynf n`mrho`b qbebc abjbn mb`qbeepb nfellvebmbe yvnofr fefrl`* fjfmqrhe*

nbvwve yvnofr mbroheepb abwbq a`bnbq` abjbn mhjhn |`ehlrbaymp%

Mhjhn |`ehlrbaymp babjbc qfnwbq pbel a`lvebmbe veqvm wfrqvnovcbe n`mrho`b

qbebc* nfrfwrfyfeqby`mbe mhnve`qby n`mrho`b qbebc pbel ybj`el ofr`eqfrbmy` ebnve ovmbe

`eqfrbmy` pbel ofry`dbq mheqbn`eby`% Mhjhn |`ehlrbaymp nfrvwbmbe mvjqvr a`wfrmbpb pbel

a`abjbnepb qfrkba` yfjfmy` bjbn abe wfn`ybcbe e`icf beqbr n`mrho`b abe k`mb a`jbmvmbe

wfn`eabcbe ofrvjbel bmbe a`abwbqmbe mvjqvr nvre`% Wbab mhjhn `e` abwbq a`qfnvmbe

n`e`nbj 4 q`wf n`mrho`b qbebc pb`qv bebfrho`i obiqfr`b* lrffe.yvjwcvr obiqfr`b* wvrwjf.

yvjwcvr obiqfr`b* wvrwjf ehe.yvjwcvr obiqfr`b* bfrho`i obiqfr`b* abe  wchqhypeqcfq`i

n`mrhofy%

Wfr`yq`|b pbel qfrkba` abjbn mhjhn |`ehlrbaymp a`nvjb` wbab obl`be abybr pbel

nfrvwbmbe brfb bebfrho`m% Wbab brfb `e` Ijhyqr`a`vn yw% pbel ofry`dbq bebfrho`m 

nfeaflrbaby` yfjvjhyb afelbe nfellvebmbe fe{`n yfjvjbyf abe a`abwbqmbe bybn hrlbe`m*

fqbehj* abe ljvmhyb% Fqbehj abe bybn hrlbe`m a`lvebmbe  Afyvjdht`or`h yw% #bebfrho) pbel

nfellvebmbe YH1

?.

abe nfelcby`jmbe C?Y pbel a`lvebmbe hjfc Icjhrho`vn#lrffe.yvjwcvr obiqfr`b) abe Icrhnbq`vn # wvrwjf.yvjwcvr obiqfr`b) yfoblb` ahehr fjfmqrhe% Yfabelmbe

yvnofr mbrohe mfavb kfe`y obmqfr` `e` babjbc IH?% Mbrfeb yvjdbq a`lvebmbe qfrvy.nfefrvy*

nbmb mbabrepb bmbe nfevrve abe wfevrvebe mbabr `e` nfepfobombe  _chahn`irho`vn

qvnovc abe nfellvebmbe fqbehj bqbv bybn hrlbe`m yfoblb` ahehr fjfmqrhe abe IH? veqvm 

nfnwrhavmy` nhjfmvj hrlbe`m%

Wbab obl`be wfrnvmbbe qbebc a` mhjhn |`ehlrbaymp qfrabwbq  Ofll`bqhb pbel

nfrvwbmbe obmqfr` bfrho pbel nbnwv nfelhmy`aby` yvjdvr yfoblb` yvnofr fefrl` abe

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QVLBY N@M_HO@HJHL@ QBEBC

EBNB; YHD@BE@ELQ@BY DC

E@N ;70(?31101(O@%3?60

a`lvebmbe veqvm nfelvobc IH? nfekba` I hrlbe`m% Mfnva`be a` obl`be b`r qfrabwbq

Ipbehobiqfr`b pbel nbnwv nfepvwjb` H? veqvm obmqfr` bfrho pbel nfnovqvcmbe%

W_FYFEQBY@ @@@

Cf|be rvn`ebeq`b nfn`j`m` 1 jbnovel afelbe vrvqbe yfoblb` ofr`mvq* rvnfe*

rfq`mvjvn* hnbyvn* abe bohnbyvn%Wbab rvnfe cf|be rvn`ebeq`b qfrabwbq bmq`t`qby

n`mrho`b qbebc pbel ofrbybj abr` qbebnbe pbel a`nbmbe hjfc cf|be qfryfovq% N`mrho`b

qfryfovq qfra`r` abr` wrhqh{hb ofry`j`b* dvel`* abe yfobl`be ofybr babjbc obmqfr` yfjvjhj`q`m pbel

nbnwv nfelvobc yfjvjhyb nfekba` ljvmhyb%

Bmq`t`qby n`mrho`b rvnfe ybelbq qfrlbeqvel wbab wC* kfe`y wbmbe* |bmqv yfqfjbc

nbmbe* tbr`by` cbr`be* wfelbrvc hynhq`m abe `he`m* mhnwhy`y` lby* abe qflbelbe wfrnvmbbe%

A` abjbn rvnfe* n`mrho`b nfjbmvmbe dfrnfeqby` yfc`ellb qfri`wqb bnhe`vn pbel

nfrvwbmbe cby`j aflrbaby` mfnva`be bnhe`vn qfryfovq a`vobc nfekba` bybn bn`eh hjfc

n`mrho`b pbel mfnva`be a`rbelmb` nfekba` wrhqf`e% Kba` rvn`ebeq`b q`abm nfnbmbe obcbe

pbel nfelbeavel bybn bn`eh ebnve abwbq qfrofeqvm bybn bn`eh mbrfeb nbyyb cby`j

nfqbohj`ynf n`mrho`b rvnfe% Y`dbq n`mrho`b abjbn rvnfe babjbc bebfrho%

N`mrho`b rvnfe abwbq a`nbedbbqmbe veqvm;

b%  wfnovbqbe lby

o%  nfebnobc mfqfryfa`bbe bnhe`vn

i%  nfe`elmbqmbe mfybbbnbe nbmbebe #nfe`elmbqmbe dfrnfeqby` nbmbebe) yfc`ellb

jfo`c nvabc a`vobc nfekba` bybn bn`eh

Bab avb nbibn dfrnfeqby` abjbn rvnfe pb`qv;

b%  dfrnfeqby` mbrohc`arbq bqbv yqrviqvrbj ibrohcparbqf dfrnfeqfr #YI)

nfrvwbmbe aflrbaby` bqbv wfnhqhelbe yqrvmqvr abr` whj`nfr ljvmhyb

o%  dfrnfeqby` ehe mbrohc`arbq bqbv ehe.yqrviqvrbj ibrohcparbqf dfrnfeqfr  #EYI)

nfrvwbmbe aflrbaby` wrhqf`e nfekba` ofeqvm pbel jfo`c yfafrcbeb pbel a`jbmvmbe

hjfc obmqfr` wrhqfhj`q`m