Excerpt from An Appraisal of Oak Wilt Control Programs in Eastern United StatesIn the first summary (table the average number of active in fection centers per plot is listed maw, for the first, second, third, fourth, and fifth years after plot estab lishment. Included in these figures are centers active due to local Spread at the original center, long distance spread within the origi nal plot boundaries but resulting 6° Mei 100m 30 in new centers, and subsequent M M local Spread at these new centers. The grouping of data by plot age tends to average the normal year-to-year fluctuations of wilt incidence, i.e., since plots were established over a 4-year period, they become of the same age in dif ferent calendar years. The average number of active centers per plot per year for all years is also shown. Comparison between the results of control and no control is presented in two ways: (1) the difference between the average zo Ah so 'ao 130 number of active centers per plot per year on control plots and check plots and (2) percent con trol which is this difference ex pressed as a percentage of the average number of active centers per year on check plots.About the PublisherForgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.comThis book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully, any imperfections that remain are intentionally left to preserve the state of such historical works.