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radu777
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PostPosted: Wed Dec 16, 2009 10:12 pm    Post subject: Reply with quote

poti sa apelezi la www.imageshack.us. daca vrei s-o pui aici, in cadrul unui text, mai apoi trebuie sa copiezi unul dintre linkurile pentru forumuri si sa le inserezi in textul postului.
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Last edited by radu777 on Wed Dec 16, 2009 10:13 pm; edited 1 time in total
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mariusrudaru
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PostPosted: Wed Dec 16, 2009 10:12 pm    Post subject: Reply with quote

http://img97.imageshack.us/img97/5252/mg6700.jpg

http://img40.imageshack.us/img40/1172/mg6703.jpg

sper ca am reusit.
se vede doar partea stanga a bazinului
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mariusrudaru
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PostPosted: Fri Dec 18, 2009 10:17 pm    Post subject: Reply with quote

oau ies niste bule de oxigen din plante de zici ca sunt focuri de mitraliere .

in alta ordine de idei as avea o intrebare:
sa opresc aditia de co2 noaptea?
un amic imi spune sa opresc co2 la o ora dupa ce se stinge lumina si sa pornesc cu o ora inainte de a se aprinde.
pareri?
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mariusvlad
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PostPosted: Sat Dec 19, 2009 10:41 am    Post subject: Reply with quote

mariusrudaru wrote:
in alta ordine de idei as avea o intrebare:
sa opresc aditia de co2 noaptea?
un amic imi spune sa opresc co2 la o ora dupa ce se stinge lumina si sa pornesc cu o ora inainte de a se aprinde.
pareri?

Noaptea, plantele consuma oxigen si elimina CO2. Deci ar trebui oprit CO2 pe timpul noptii din 2 motive:
1. Plantele nu au nevoie de el pe timpul noptii.
2. Exista riscul de a intoxica pestii cu CO2.
Eu consider absolut necesar oprirea CO2 pe timpul noptii.
Chestia cu oprit, pornit la o ora dupa sau inainte de a stinge lumina, nu ii vad rostul pentru ca plantele trec de la consumul de CO2 la cel de oxigen in momentul stingerii luminii, iar in acvariu CO2 nu se consuma instantaneu.
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marian4232
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PostPosted: Sat Dec 19, 2009 11:39 am    Post subject: Reply with quote

Da, dar conteaza si mentinerea aceluiasi nivel de pH, iar tu cand opresti CO2 noaptea iti creste pH si dimineata cand pornesti aditia, iti scade.
La unii aceste cresteri si scaderi pot fi destul de mari, ceea ce ii streseaza pe pesti.
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mariusvlad
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PostPosted: Sat Dec 19, 2009 3:02 pm    Post subject: Reply with quote

Numai un test de ph va putea scoate in evidenta adevarul, deoarece nr de plante si kh sunt determinante in fluctuatia ph-ului intre zi si noapte.
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Dragosdiscus
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PostPosted: Tue Dec 22, 2009 9:39 am    Post subject: Reply with quote

mariusvlad wrote:
Noaptea, plantele consuma oxigen si elimina CO2. ...

De fapt, plantele consuma oxigen si elimina CO2 tot timpul, ca urmare a procesului de respiratie. Marea gaselnita a naturii este ca atunci cand se hranesc, ca urmare a procesului de fotosinteza, se "fixeaza" CO2 iar productia de oxigen este mult mai mare decat consumul.
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mariusrudaru
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PostPosted: Mon Jan 11, 2010 6:31 pm    Post subject: Reply with quote

o poza recenta cu proiectul
http://img163.imageshack.us/i/mg6785copycopy.jpg/


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mmdiscus
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PostPosted: Mon Jan 11, 2010 10:59 pm    Post subject: Reply with quote

Felicitari!
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elgreco
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PostPosted: Mon Jan 11, 2010 11:21 pm    Post subject: Reply with quote

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marian4232
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PostPosted: Tue Jan 12, 2010 12:11 pm    Post subject: Reply with quote

Dragosdiscus wrote:
mariusvlad wrote:
Noaptea, plantele consuma oxigen si elimina CO2. ...

De fapt, plantele consuma oxigen si elimina CO2 tot timpul, ca urmare a procesului de respiratie. Marea gaselnita a naturii este ca atunci cand se hranesc, ca urmare a procesului de fotosinteza, se "fixeaza" CO2 iar productia de oxigen este mult mai mare decat consumul.


Iar concentratia maxima de oxigen ce poate exista in acvariu este mai mare decat daca ai folosi un aerator.
Cu aerator se poate ajunge pana la 8 ppm iar cu plante se poate ajunge pana la 11 ppm daca nu ma insel.

Acvariul arata bine.
Nu stiu insa daca este poza de o calitate slaba sau ai in suspensie foarte multe particule.

Numai bine.
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mariusrudaru
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PostPosted: Tue Jan 19, 2010 5:39 pm    Post subject: Reply with quote

s-a limpezit apa si acum arata asaaaa:
am pus si 3 discusi in bazin dar nu au iesit 3 zile din spatele buturugii din dreapta, asa ca am renuntat si i-am mutat in bazinul de acasa.
http://img109.imageshack.us/gal.php?g=mg6831.jpg
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