Part 2 — Notes to Chapter XXIV.
Reading edition
For further information on Cankers the student should read Marshall Ward, Timber and some of its Diseases, Chapter X. Further, the discussion as to the causes of canker in Frank, Krankheiten der Pflanzen, B. I., p. 207, and B. III., pp. 167 and 172, and various papers in Zeitschrift für Pflanzen-krankheiten.