Abstract: The present invention relates to a cell culture device comprising at least a fluidic channel having at least a cell medium inlet and a cell medium outlet, said fluidic channel comprising a lower wall extending between the cell medium inlet and the cell medium outlet, the cell culture device further comprising at least one recess configured to receive a plurality of cells, said recess being formed by the lower wall and defining a bottom surface, and at least a cell trap, said cell trap being configured to capture a cell advected in the fluidic channel and then to make the cell sediment to the bottom surface of the recess.

Abstract: Disclosed are methods and devices that can improve water usage by plants and grasses by, for example, inducing preferential root tropism and assisting in redistributing water within the soil.