The designing requirements and methods for tank , solution supplying-device and culture bed of NFT system were fully described in this paper.
介绍了营养液膜（NFT）栽培设施的贮液池、供液装置、栽培床等的设计要求和方法。
The main soilless system for commercial production are bag and trough substrate culture, only alittlearea using NFT system.
目前生产上采用的主要方式有袋培、槽培和少数营养液膜系统栽培。
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