Plant pathology
Walker, J.C.
Plant pathology (Book) - 3rd ed. - New York McGraw-Hill 1969 - 819 p. 23 cm.
Plant diseases
632 WAL / 3897
Plant pathology (Book) - 3rd ed. - New York McGraw-Hill 1969 - 819 p. 23 cm.
Plant diseases
632 WAL / 3897