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黄瓜和番茄在无土水培槽中栽培,与土培对比,植株生长快、长势旺,亩产量分别高2.2和1.98倍.水培准备(1)建水槽:用砖和水泥建长4.45米,宽0.8米,高0.25米,厚0.15米的水槽,在距槽上口2.5～3厘米处做成平水口,槽壁涂一层氯化橡胶,以防水泥引起槽内溶液碱化.(2)建定苗床:床四边框高10厘米,用木板或铁板做成,床底用木板或直径4毫米钢丝做成格栅,床框和格栅都涂上氯化
Cucumbers and tomatoes were cultivated in soilless hydroponic trough, compared with soil culture, plants grow fast, prosperous, yield 2.2 and 1.98 times higher respectively. Hydroponic preparation (1) to build water tank: brick and cement 4.45 meters long , 0.8 meters wide, 0.25 meters high, 0.15 meters thick sink, at the mouth from the mouth of 2.5 to 3 cm made of flat nozzle, the tank wall coated with a layer of chlorinated rubber to prevent the cement caused by alkaline solution tank. 2) The establishment of seedbed: bed border four 10 cm high, made of wood or iron, the bed made of wood or 4 mm diameter wire made of grille, bed frame and grille are coated with chlorinated