At Fengshan the seeds are first placed in the nutrient solution and then covered with styrofoam. The stalks then begin protruding though holes in the water, and nutrient solution is pumped into the holes of the container. Oxygen also passes through these holes, allowing the plant to breathe.
鳳試所發現的訣竅，是把作物種在培養液裡，上面鋪蓋固定植株用的保麗龍，西瓜的莖蔓就從穿孔的保麗龍中長出，營養液則經由抽水馬達直接送到植物根部，同時也打進氧氣，讓植物根部呼吸。