By Johann C. Fabricius. Translated from the Danish by M.K. Ravn SCROLL DOWN TO ORDER THIS TITLE. Johann C. Fabricius' keen observations of science and economics makes this book an essential contribution to the early development of phytopathology. 1926; 6" × 9" softcover; 66 pages; 3 illustrations ISBN 0-89054-002-0 40020$22.00 ORDER ONLINE OR TOLL-FREE 1.800.328.7560 If for any reason you are unsatisfied with your purchase, return it within 30 days with a copy of your receipt for a full refund. © APS PRESS The American Phytopathological Society