We previously reported that. in male. Long Evans rats. instrumental lever pressing that had been reinforced during limited training under a variable interval (VI) schedule by oral self-administration of a 10% sucrose/10% ethanol (10S10E) solution was insensitive to devaluation of 10S10E. https://www.ealisboa.com/quick-buy-Acer-shirasawanum-Green-Snowflake-Weeping-Full-Moon-Japanese-Maple-great-pick/