Getting to the root of it: Predicting root biomass with electrical capacitance
Unless we're weeding the garden or tripping over one sticking out of the ground, for most of us the root systems of plants are out of sight and out of mind. But, for nearly all plants, roots are essential. They are the conduit for water and nutrients, and therefore a critical element to everything from the food we eat, to the clothes we wear, and many of the medicines that treat our illnesses.