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Search: Keyword(s): ; Posts Made By: flc
Forum: DIY   01-28-2013, 05:21 AM
Replies: 33
Views: 2,787
Posted By flc
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...
Forum: DIY   01-28-2013, 12:55 AM
Replies: 207
Views: 54,566
Posted By flc
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...
Forum: The Lounge & Introductions   01-28-2013, 12:46 AM
Replies: 6
Views: 450
Posted By flc
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...
Forum: General Planted Tank Discussion   01-17-2013, 07:18 PM
Replies: 2
Views: 557
Posted By flc
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...
Forum: Fertilizers and Water Parameters   01-10-2013, 03:06 PM
Replies: 7
Views: 470
Posted By flc
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...
Forum: Algae   01-10-2013, 02:53 PM
Replies: 42
Views: 3,399
Posted By flc
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...
Forum: Shrimp & Other Invertebrates   01-08-2013, 12:58 AM
Replies: 136
Views: 9,626
Posted By flc
Amano shrimp. I've never had luck keeping even so...

Amano shrimp. I've never had luck keeping even so much as Ghost Shrimp, but these guys have actually stuck around for a couple of months- the local water supply is rainwater filtered through pine...
Forum: Photography   01-04-2013, 09:16 PM
Replies: 25
Views: 1,773
Posted By flc
Nifty! You mentioned oil immersion- did that come...

Nifty! You mentioned oil immersion- did that come with phase contrast as well? Zeiss coatings? What kind of stage lamp are you using?
Forum: Equipment   01-04-2013, 08:32 PM
Replies: 2
Views: 413
Posted By flc
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...
Forum: Plants   01-04-2013, 06:16 AM
Replies: 16
Views: 1,534
Posted By flc
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...
Forum: General Planted Tank Discussion   01-03-2013, 04:00 AM
Replies: 13
Views: 681
Posted By flc
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...
Forum: Substrate   01-02-2013, 05:15 PM
Replies: 6
Views: 659
Posted By flc
If you don't have the time to slowly dry and/or...

If you don't have the time to slowly dry and/or solarize the substrate, try baking it at 450 F for an hour, let it cool for a day, and put it into a sealed container to keep out dust and mold. A...
Forum: General Planted Tank Discussion   01-02-2013, 03:46 PM
Replies: 17
Views: 1,104
Posted By flc
If you really want to impress the people looking...

If you really want to impress the people looking at your project, I'd suggest starting off with a hypothesis, like "Orange color is dominant over blue color". Next, come up with a way to test to see...
Forum: Equipment   01-02-2013, 02:43 PM
Replies: 2
Views: 413
Posted By flc
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...
Forum: Equipment   01-02-2013, 02:23 PM
Replies: 9
Views: 819
Posted By flc
Any plans for mixing the inflow, or is your setup...

Any plans for mixing the inflow, or is your setup using volume and pressure to select the mix?
Forum: DIY   12-29-2012, 10:32 PM
Replies: 9
Views: 896
Posted By flc
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...
Forum: Equipment   12-28-2012, 03:53 AM
Replies: 6
Views: 650
Posted By flc
I had the same setup and wound up using a TV...

I had the same setup and wound up using a TV Corner Stand instead. When I was looking, I generally found that TV stands were much cheaper and better built.
Forum: Tank Journals   12-28-2012, 03:45 AM
Replies: 74
Views: 7,407
Posted By flc
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...
Forum: Lighting   12-18-2012, 09:19 PM
Replies: 3
Views: 432
Posted By flc
A micromole, or umol, is the unit of measurement...

A micromole, or umol, is the unit of measurement associated with PAR. The u is used because most web apps can't handle multi-script encoding like english combined with the greek letter mu.

A mole...
Forum: Lighting   12-18-2012, 04:53 AM
Replies: 16
Views: 1,786
Posted By flc
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...
Forum: Plants   12-18-2012, 12:28 AM
Replies: 12
Views: 748
Posted By flc
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...
Forum: General Planted Tank Discussion   12-15-2012, 05:06 PM
Replies: 3
Views: 503
Posted By flc
Auxins...

Auxins (http://www.wisegeek.com/what-is-an-auxin.htm)
Forum: Equipment   12-12-2012, 10:44 PM
Replies: 19
Views: 1,215
Posted By flc
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...
Forum: Fertilizers and Water Parameters   12-12-2012, 10:30 PM
Replies: 28
Views: 4,307
Posted By flc
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...
Forum: Equipment   12-10-2012, 07:23 PM
Replies: 19
Views: 1,215
Posted By flc
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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