Excerpt from The San Jos??? Scale in Illinois The surface of the bark, when it is completely covered, has to the naked eye a minutely roughened, incrusted, and unhealthy look, and a dusky or dark grayish hue. If the surface be rubbed by the finger, it will have a greasy feel, due to an oily uid from the crushed insects. Examined under a good glass, the nipple-like centers of the young scales and the circular grooves surrounding these give a very characteristic appearance to the encrusted sur face. From other common fruit ...
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Excerpt from The San Jos??? Scale in Illinois The surface of the bark, when it is completely covered, has to the naked eye a minutely roughened, incrusted, and unhealthy look, and a dusky or dark grayish hue. If the surface be rubbed by the finger, it will have a greasy feel, due to an oily uid from the crushed insects. Examined under a good glass, the nipple-like centers of the young scales and the circular grooves surrounding these give a very characteristic appearance to the encrusted sur face. From other common fruit scales it is very readily distin guished, especially in the winter, by its circular form, by its smaller size, and by the absence of eggs beneath it. The other common apple scales are the oyster-shell bark-louse and the scurfy scale, both of which are oblong, varying in length from a tenth to a sixth of an inch. Under each scale of these species will be found at this season a little collection of oval eggs, yellow or nearly white under the oyster-shell scale, and maroon-red under the scurfy scale. The San Jos??? scale, on the other hand, does not commonly lay eggs, but brings forth its young alive. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at ... This 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.
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PLEASE NOTE, WE DO NOT SHIP TO DENMARK. New Book. Shipped from UK in 4 to 14 days. Established seller since 2000. Please note we cannot offer an expedited shipping service from the UK.