Bear, Frman E.
Hunger signs in crops : a symposium / firman e.bear...[et all] - Washington : The American Society of Agronomy, 1949. - 289 p. : ill. ; 25 cm.
Includes bibliographical references and index.
633 / VOH
Hunger signs in crops : a symposium / firman e.bear...[et all] - Washington : The American Society of Agronomy, 1949. - 289 p. : ill. ; 25 cm.
Includes bibliographical references and index.
633 / VOH