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Preferences for and against stimuli paired with food.
Pigeons were presented with a concurrent-chains schedule in which terminal-link entries were assigned to two response keys on a percentage basis. The terminal links were fixed delays that sometimes ended with food and sometimes did not. In most conditions, 80% of the terminal links were assigned to...
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| Formato: | Artigo |
| Idioma: | Inglês |
| Publicado em: |
1999
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| Assuntos: | |
| Acesso em linha: | https://ncbi.nlm.nih.gov/pmc/articles/PMC1284723/ https://ncbi.nlm.nih.gov/pubmed/10418156 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1901/jeab.1999.72-21 |
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