By M. Tillet Translated from the French by H.B. Humphrey SCROLL DOWN TO ORDER THIS TITLE. This dissertation covers M. Mathieu du Tillet's use of experimental methods to solve problems in agronomy and improve farm practices at a time when the inductive and objective approach to problems in natural science was not accepted. He established the value and necessity of the experimental method in research and the ineffective principle of bunt dust. 1937; 6" × 9" softcover; 191 pages; 1 illustration ISBN 0-89054-006-3 40063$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