Artikelnummer | 9781390428568 |
---|---|
Produkttyp | Buch |
Preis | 43,90 CHF |
Verfügbarkeit | Lieferbar |
Einband | Kartonierter Einband (Kt) |
Meldetext | Folgt in ca. 5 Arbeitstagen |
Autor | Spengel, J. W. |
Verlag | Forgotten Books |
Weight | 0,0 |
Erscheinungsjahr | 2018 |
Seitenangabe | 760 |
Sprache | ger |
Anzahl der Bewertungen | 0 |
Zoologische Jahrbücher, 1899, Vol. 12 Buchkatalog
Excerpt from Zoologische Jahrbücher, 1899, Vol. 12: Abtheilung für Anatomie und Ontogenie der ThiereI had but a small amount of material, not being able to procure more during the winter months spent in this study, the testicles of two specimens of Pentatoma, and two of Trapicom's, were my sole material. One testicle of Pentatoma was fixed in hermann's ¿uid (platinum chloride, osmic and acetic acids) and stained with her mann's saffranine, gentian-violet mixture (as given by him in: Archiv mikr. Amt., This furnished a preparation of great beauty and sharp contrast of coloration, on thin sections of this testicle most of these observations were made. The other testicles were fixed in aqueous solution of corrosive sublimate, which proved a poor method and produced a marked distortion of the cells nearest the periphery of the testicle, in an aqueous solution of corrosive sublimate, 100 parts, with 5 parts of glacial acetic acid, which furnished a fixation of more value than the preceding, and in Bovnm's picro-acetic acid, which, however, was hardly of as much value as the sublimate-acetic, mixture. The preparation fixed with hermann's ¿uid was far superior to any of the others, though throughout my observations the other prepar ations were consulted for comparison. Besides the stain of hermann.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.
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