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Conjunctive schedules of reinforcement: I. Rate-dependent effects of pentobarbital and d-amphetamine
Key pecking of pigeons was maintained under conjunctive schedules of food presentation in which both a fixed-interval and a fixed-ratio schedule had to be completed before a peck produced food. For two pigeons, pecks on a single key completed both schedule requirements (fixed-interval 3-min, fixed-r...
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| 第一著者: | |
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| フォーマット: | Artigo |
| 言語: | Inglês |
| 出版事項: |
1974
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| 主題: | |
| オンライン･アクセス: | https://ncbi.nlm.nih.gov/pmc/articles/PMC1333306/ https://ncbi.nlm.nih.gov/pubmed/4436616 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1901/jeab.1974.22-561 |
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