| Literature DB >> 17774512 |
L A Engberg, G Hansen, R L Welker, D R Thomas.
Abstract
A group of pigeons that had previously received noncontingent food delivery acquired the key-peck response (in autoshape training) more slowly than did a naive control group; key-peck acquisition was most rapid for a group given operant treadle-press training in the initial phase.Entities:
Year: 1972 PMID: 17774512 DOI: 10.1126/science.178.4064.1002
Source DB: PubMed Journal: Science ISSN: 0036-8075 Impact factor: 47.728