They have incredibly long root structures, enabling them to pull incredible, intense nutrition from far below the depleted surface soil. (stylenectar.com)
It's the equivalent of trying to help a garden grow by removing all the visible weeds — and ignoring all the invisible root structures. (samchaltain.com)
«Being able to use ground - penetrating radar to evaluate and assess the fine root structure of different crop varieties would give us another powerful weapon in our arsenal for plant selection and breeding.» (today.agrilife.org)