Biosystematics in agriculture : invited papers presented at a symposium held May 8-11, 1977, at the Beltsville Agricultural Research Center (BARC), Beltsville, Maryland - Romberger, John A. (John Albert), 1925-; United States. Agricultural Research Center, Beltsville, Md. (Osmun, Montclair, N.J. : Allanheld, 1978)
General editor : John A. Romberger
Includes bibliographical references and index
Keywords: Biology -- Classification -- Congresses; Agriculture -- Congresses