National Geographic : 1945 Aug
Only a Few Months Ago This Was Barren Land Where GI's Played "Sand-lot" Baseball Green vegetables grow here now by the magic of hydroponics. Plants are set in cinder-filled concrete beds, or troughs,and arefedbychemically enriched water. The garden, 25 beds wide, is built in four slightly raised terraces so that water can drain from one section to the next. Over-all length is400feet (page 220).