@misc{indiciae5125caf1ab2d,
  title = {Root development in the grassland formation, a correlation of the root systems of native vegetation and crop plants — Illustration, BHL page 31835115},
  year = {1920},
  url = {https://www.biodiversitylibrary.org/page/31835115},
  note = {Source identifier: page-31835115}
}