Effects of amount of food Effects of amount of food reinforcement on fixed-interval-induced attack in pigeons effectsofamounto00pitt Year: 1989 46 P-5626 if) LU o o in wi'» «—'—' 1—1 1—imamri m—t tt t-i « r f—im— r- ir- ii 1 ^Vn n=16 imti iim iiitmi mt « wn—t—i—it »—f—f »—n»—ar—w—w—fn—it—m—ti ' ^^^-^'^—r->-n—tT^ -30 MIN-

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