海量图书期刊资源,随时随地畅享阅读乐趣
Deposition in upper Patuxent estuary, Maryland, 1968–1969W.P. Roberts; J.W. Pierce · 1976
Electron microscopy of porcine synovial cell layerE.D. Roberts; F.K. Ramsey; W.P. Switzer; J.M. Layton · 1969
Nontuberculous mycobacterial infections of the skinStreet, Marcy L.; Umbert-Millet, Ignacio J.; Roberts, Glenn D.; Daniel Su, W.P. · 1991
Tillage-induced increases in carbon dioxide loss from soilW.P. Roberts; K.Y. Chan · 1990
Sediment yield in the Patuxent River (Md.) undergoing urbanization, 1968–1969W.P. Roberts; J.W. Pierce · 1974
A pilot evaluation of radiography of the acute abdomenM.W.J. Hayward; C. Hayward; W.P. Ennis; C.J. Roberts · 1984
Infrared spectra of activated acyl groups in deuterium oxide solutionW.P. Jencks; C. Moore; F. Perini; J. Roberts · 1960
Characterization of a sandy aquifer material at the grain scaleW.P. Ball; Ch. Buehler; T.C. Harmon; D.M. Mackay; P.V. Roberts · 1990