The Kratky Method & Floating Raft Hydroponics
8 videos • 9,444 views • by Gardening & More The Kratky Method & Floating Raft Hydroponics -Non-circulating Hydroponic Methods for Growing Lettuce. Info on this type of system by BA Kratky It is called the Kratky method, developed by a professor from the Univ. of Hawaii. He found a setup that would allow you to grow the plants in a static nutrient solution without the need for aeration. PDF http://www.ctahr.hawaii.edu/hawaii/do...