Our constant flow gravel bed system grows lettuce about 20% better than a reciprocal flow.Gravel beds and floating rafts are about 15-20% more efficient than NFT.

• 我们采用连续流砾石植床种的莴苣的产能比间歇灌溉的系统高出20%25，砾石植床与浮板与NFT高出15-20%25的效率。