Walke, John Charles.
Plant pathology / John Charles Walker. - 3rd ed. - New Delhi : McGraw-Hill Book Co., c 1957. - 819 p. : ill. ; 22 cm.
Includes bibliographical reference and index.
326 326
Plant diseases.
581.2 / W152p
Plant pathology / John Charles Walker. - 3rd ed. - New Delhi : McGraw-Hill Book Co., c 1957. - 819 p. : ill. ; 22 cm.
Includes bibliographical reference and index.
326 326
Plant diseases.
581.2 / W152p