Forum: DIY
01-28-2013, 04:21 AM
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Replies: 33
Views: 1,379
I wouldn't sweat the 120 F thing too much- it's...
I wouldn't sweat the 120 F thing too much- it's more to help the sugar dissolve than anything to do with aseptic technique. Among other things, the vessel isn't sterile, the inoculum isn't pure, and...
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Forum: DIY
01-27-2013, 11:55 PM
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Replies: 205
Views: 17,126
If you're really stuck, take your project into...
If you're really stuck, take your project into the next meeting of DorkBot PDX. The people who are affiliated with it are super helpful and really know their stuff. I bet someone would know exactly...
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Forum: The Lounge & Introductions
01-27-2013, 11:46 PM
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Replies: 6
Views: 205
The Ivy Bridge Macs I've tried aren't that...
The Ivy Bridge Macs I've tried aren't that noticeably faster than the Core 2 Duo machines from 2009. I don't use Sketchup, but I do intermittently use Photoshop and Maya for work.
The biggest lag...
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Forum: General Planted Tank Discussion
01-17-2013, 06:18 PM
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Replies: 2
Views: 185
I've run almost the exact same set-up in the...
I've run almost the exact same set-up in the past- it was attractive, stable, and easy to maintain. The only changes I'd make if it were my tank relate to fish stocking:
1) Reduce the number of...
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Forum: Fertilizers and Water Parameters
01-10-2013, 02:06 PM
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Replies: 7
Views: 234
My educated guess is that the end of the...
My educated guess is that the end of the glutaraldehyde gets lopped off by some fatty acid utilization enzyme and the remainder gets fed into the Krebs cycle as succinate at the succinyl-CoA entry...
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Forum: Algae
01-10-2013, 01:53 PM
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Replies: 40
Views: 1,530
That's pretty much the classic diagnostic test...
That's pretty much the classic diagnostic test for aerobic bacteria- add H202 and watch it fizz. Anything that "breathes" oxygen has it in spades, since peroxide is formed in huge amounts as a side...
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Forum: Shrimp & Other Invertebrates
01-07-2013, 11:58 PM
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Replies: 136
Views: 5,583
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Forum: Photography
01-04-2013, 08:16 PM
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Replies: 25
Views: 918
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Forum: Equipment
01-04-2013, 07:32 PM
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Replies: 2
Views: 228
Thanks for the response.
Just to be safe and...
Thanks for the response.
Just to be safe and reduce the workload on my surrogate, the catfish will probably get moved. I'll post what happened with the flora when I get back.
I pretty much...
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Forum: Plants
01-04-2013, 05:16 AM
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Replies: 16
Views: 676
The red (and sometimes other colored) pigments...
The red (and sometimes other colored) pigments like anthocyanins and other pigments like phycobilins serve at least two purposes that are known:
1) It lets them harvest light for photosynthesis at...
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Forum: General Planted Tank Discussion
01-03-2013, 03:00 AM
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Replies: 13
Views: 385
The culture of wanted bacteria won't just...
The culture of wanted bacteria won't just completely die off at once. What will happen is that you'll get a decimal reduction in their concentration per time period depending on whatever condition...
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Forum: Substrate
01-02-2013, 04:15 PM
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Replies: 6
Views: 370
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Forum: General Planted Tank Discussion
01-02-2013, 02:46 PM
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Replies: 17
Views: 489
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Forum: Equipment
01-02-2013, 01:43 PM
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Replies: 2
Views: 228
Effect of Cutting DIY CO2 off temporarily
There will be some 2-3 week spans this year where I won't be able to maintain the DIY generation system I'm using and C02 production will probably dwindle down to negligible levels.
Plants...
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Forum: Equipment
01-02-2013, 01:23 PM
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Replies: 9
Views: 353
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Forum: DIY
12-29-2012, 09:32 PM
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Replies: 9
Views: 472
And roughly 18x the energy yield from using the...
And roughly 18x the energy yield from using the Embden Meyerhof Parnas pathway. If the fermentation is being done through the Entner Doudoroff pathway, CO2 production is roughly 1/6 the Krebs Cycle...
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Forum: Equipment
12-28-2012, 02:53 AM
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Replies: 6
Views: 256
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Forum: Tank Journals
12-28-2012, 02:45 AM
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Replies: 72
Views: 3,872
How do you hang the plants on the back of the...
How do you hang the plants on the back of the tank, and what kind of pots and soil are you using? I have a similar Mr. Aqua tank set up and was wondering if the thin glass would hold up to the...
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Forum: Lighting
12-18-2012, 08:19 PM
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Replies: 3
Views: 168
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Forum: Lighting
12-18-2012, 03:53 AM
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Replies: 16
Views: 832
Check out the PAR values posted elsewhere on...
Check out the PAR values posted elsewhere on plantedtank. The single bright, even at the short distance to the substrate in a 20 long, is near the bottom end of what's considered low. Like others...
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Forum: Plants
12-17-2012, 11:28 PM
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Replies: 12
Views: 366
I've only tried native conifers, so take my...
I've only tried native conifers, so take my advice with a grain of salt. With an imported broadleaf like yours, I'd play it safe and keep it indoors. Just play with the photoperiod and watering...
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Forum: General Planted Tank Discussion
12-15-2012, 04:06 PM
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Replies: 3
Views: 261
Auxins...
Auxins (http://www.wisegeek.com/what-is-an-auxin.htm)
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Forum: Equipment
12-12-2012, 09:44 PM
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Replies: 19
Views: 465
Thanks for the responses.
If I read them...
Thanks for the responses.
If I read them correctly, it's a combination of:
1) Commercially available tanks are made of more resilient materials than cast iron.
2) Securing tanks is still...
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Forum: Fertilizers and Water Parameters
12-12-2012, 09:30 PM
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Replies: 28
Views: 1,190
A few random facts loosely connected to the...
A few random facts loosely connected to the thread:
Chelation comes from the greek word Chelos, meaning "crabs claw". Naked transition metals (like Ferrous and Ferric iron) are hard to import into...
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Forum: Equipment
12-10-2012, 06:23 PM
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Replies: 19
Views: 465
Question About Pressurized Gas Tank Security
One thing I've never seen in the discussions about pressurized C02 setups is what people do to keep them from getting knocked over and breaking off their regulators or fracturing the tank itself. Is...
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