To order towers or submit questions go to our new website!www.agrowponics.com in this video i will teach you how to form the holes for the 2 in net cups.her.... A 6-foot tower produces more than 200 heads of lettuce per year and requires a comparatively smaller fraction of water to grow the same crop in the soil! the waste from fish plays the role of fertilizer. a small pump is used to draw nutrient-mixed water from the tank to the top of the vertical columns, which then sprinkle down the water onto.
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