- About
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The Global ETD Search service is a free service for researchers
to find electronic theses and dissertations. This service is
provided by the
Networked Digital Library of Theses and Dissertations.
Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
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Showing 1 to 2 of 2 (0.03 seconds)Spelling suggestions: "subject:"gastropoda. mollusks"" "subject:"gastropoda. mollusk’s""
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DE gasteropodum nonnullorum hermaphroditicorum systemate genitali et uropoëtico ...Paasch, Alexander Paul Eluard, January 1842 (has links)
Inaug.-diss. - Berlin. / Vita. "Libri adhibiti": p. 33-34.
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Reproduction and development of Ferrissia rivularis (Say) (Basommatophora: Ancylidae) and the effects of maleic hydrazide on its development and fecundityKang, Yuan-Hsu 01 April 1973 (has links)
Ferrissia rivularis was selected for research because of its local accessibility and because essentially nothing was known of its reproduction and development. Reproductive and developmental biology is first described herein from the natural environment. This is then compared with the effects created by experimental exposure to a selected herbicide, maleic hydrazide, which might be a potential threat to certain invertebrates in the natural environment.
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