I started composting and was thinking of different ways to use the soil. Or even different ways of processing compost in the first place.
This is my link repository for research.
general-purpose single-plant bucket drip system
CFL grow light cluster
simple deep-water culture system
Hydroponics – at home and for beginners
Hydroponics system from junk
Jared Bouck’s algae bioreactor project
Hydroponic ferris wheel