A compact hardware design of a sensor module for hydroponics. - Tomohiro Nishimura; Yuji Okuyama; Ayaka Matsushita; Hiromichi Ikeda; Akashi Satoh (GCCE, 2017)

Fertilizer Management System for A Compact Hydroponic Planter. - Kaori Uehara; Hiromichi Ikeda; Akashi Satoh (GCCE, 2019)