D. Tappa

The Dynamics of the Association of Six Limnetic Species of Daphnia in Aziscoos Lake, Maine

D. Tappa, 1965 .

Learning ability in aged beagle dogs is preserved by behavioral enrichment and dietary fortification : a two-year longitudinal study

D. Tappa, N. W. Milgrama, E. Headb, 2004 .

SELECTIVE PREDATION: SMELT AND CLADOCERANS IN HARVEYS LAKE

D. Tappa, C. B. Reif, 1966 .