Hop mildew, pagination 281 à 310.

Ithaca (N. Y.), Published by the University, s.d. (vers 1910) ; in-8 148 x 230 mm, 36 pp., doubles-feuilles agrafées. En langue anglaise. Cornell University Agricultural Experiment Station of the College of Agriculture, Department of Plant Pathology, Bulletin 328. March 1913. Bon état.