State Key Laboratory of Organic−Inorganic Composites, Beijing University of Chemical Technology, Beijing 100029, PR China ‡ Research Center of the Ministry of Education for High Gravity Engineering ...

Water flow sensor consists of a plastic valve body, a water rotor, and a hall-effect sensor. When water flows through the rotor, rotor rolls. Its speed changes with different rate of flow. The ...

but the direction of their growth can change and move toward a water source when it must. A new study has shown that this directional change can be boosted during a drought, as the plant roots' ...