Physiology, morphology, and ozone uptake of leaves of black cherry seedlings, saplings and canopy trees. - Fredericksen,T..S..; Joyce,B..J..; Skelly,J..M..; Steiner,K..C..; Kolb,T..E..; Kouterick,K..B..; Savage,J..E..; Snyder,K..R.. (Environmental Pollution, 1995)