There's a thread here around somewhere... "Utlimate Growroom Setup" or something like that.... let me make a search...
http://boards.cannabis.com/showthrea...hlight=turbine

In addition, you want to have 48 plants. Let's say you've got 4 mothers (so you have variety of strains), that leaves you with 44 plants. Go lower just to make sure, you'd have 40 plants. Then, 20 flowering plants, and 20 clones. What do you think? Harvest every 60 days if you time it right...