Widjaja Putra BT, Hadi Syahputra WN, Dewanti P. Effect of different photoperiod regimes in combination with natural and artificial light on nutrient uptake in bok choy (<em>Brassica rapa</em> L.) using an internet of things-based hydroponics system. J Agric Eng [Internet]. 2024 May 8 [cited 2024 Nov. 21];55(3). Available from: https://www.agroengineering.org/jae/article/view/1579