AUTOMATIC SUPPLYING EQUIPMENT OF CULTURING SOLUTION AND AUTOMATIC CONTROLLING OF THE CULTURING SOLUTION

摘要

PROBLEM TO BE SOLVED: To provide an automatic supplying equipment of a culturing solution, for irrigating a plant and suitably supplying the culturing solution by preparing the culturing solution by adding a liquid fertilizer, and a method therefor. ;SOLUTION: This automatic supplying equipment of a culturing solution is composed of a systematic controller of a culturing solution automatically supplying the culturing solution and controlling the concentration of the culturing solution and intentionally measuring and recording a waste liquid amount ratio. The solution supplied from the systematic controller is automatically divided and the devided culturing solution is automatically supplied to a culturing layer. This invention also gives a method for automatically controlling the culturing solution.;COPYRIGHT: (C)2000,JPO