@misc{indiciaeea47fa8791d5,
  title = {Training for an agricultural discrimination task.},
  author = {L R Hartley and T Higgins and C MacLeod and P K Arnold},
  year = {1990},
  doi = {10.1016/0003-6870(90)90138-n},
  url = {https://pubmed.ncbi.nlm.nih.gov/15676771/},
  note = {Source identifier: 15676771}
}