%0 Journal Article %T Design and experiment of a bionic drag-reducing digger for tuberous crops under heavy soil conditions %A Yang, Ranbing %A Xu, Wenjian %A Pan, Zhiguo %A Zhang, Huan %A Deng, Zhixi %J PLoS ONE %V 20 %N 2 %D 2025-02-25 %I Public Library of Science %~ DeepDyve