| 摘要 |
PURPOSE:To obtain an apparatus capable of eliminating the need of laying work, etc., following the underground installation of a tank in relation to the tank for culture solution to be installed in a water culture plant. CONSTITUTION:The apparatus is constructed by recovering a culture solution discharged from cultivation beds 7 and 8, holding the culture solution to be fed to secondary subtanks 3 and 4 installed on the ground and the cultivation beds 7 and 8 installed on the ground, simultaneously providing main culture solution tanks 1 and 2 installed on the ground and pipes 9 connecting the secondary subtanks 3 and 4 to the main culture solution tanks 1 and 2. |
