. Cocaine and food deprivation : effects on food-reinforced fixed-ratio performance in pigeons. Cocaine; Food supply; Reinforcement (Psychology); Pigeons. O O LiJ LT) 1000 100 - 10 - 70°^ , ffw Acut 6 • PRP A Later icy Chronic D PRP O Later cy 68 «] n- ? iOA>. C S 1000 100 10 1 - - C S 1000 - 100 10 - 1 - - C S 1225 Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Hughes, Chri

---

. Cocaine and food deprivation : effects on food-reinforced fixed-ratio performance in pigeons. Cocaine; Food supply; Reinforcement (Psychology); Pigeons. O O LiJ LT) 1000 100 - 10 - 70°^ , ffw Acut 6 • PRP A Later icy Chronic D PRP O Later cy 68 «] n- ? iOA>. C S 1000 100 10 1 - - C S 1000 - 100 10 - 1 - - C S 1225 Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Hughes, Christine

---

Size: 2260px × 1105px
Photo credit: © The Book Worm / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., bookc, bookcentury1900, booksubjectfoodsupply, booksubjectpigeons