@misc{indiciaeacf34200f5df,
  title = {Trace elements in soils and crops.},
  author = {R L Mitchell and J C Burridge},
  year = {1979},
  doi = {10.1098/rstb.1979.0087},
  url = {https://pubmed.ncbi.nlm.nih.gov/43528/},
  note = {Source identifier: 43528}
}