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  • About
  • 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.
1

Incubation of crustacean eggs in vitro

Rosell, R. S. January 1986 (has links)
No description available.
2

The wintertime distribution of epipelagic fish eggs alongsouthwestern coast of Taiwan

Chang, Mei-Yu 28 July 2003 (has links)
The purpose of this study is to investigate the wintertime distribution of the fish eggs along the coast of southwestern Taiwan, and to elucidate the fish spawning ground in this area. Moreover, the distribution of striped mullet eggs was also investigated. Two kinds of sampling methods were used in this study, including the surface and vertical trawling. The former applied vertical and oblique towing along the coastline. One sampling was proceeded in November, December 2000, and January 2002 by R/V Ocean Researcher 3 at three transects vertically along the coastline at 10 to 1140 meters deep in Budai, Jiading, and Fangliau. The other was proceeded in November 2000, January, December 2001, and January 2002 parallelly along the coastline at 8 sites from Budai to Fangliau. Besides, the vertical sampling employed in December 2001 and January 2002 by R/V Ocean Researcher 1 in the Taiwan Strait was also analyzed. A total of 5909 fish eggs were obtained from three sampling nets, NORPAC, cyclindricalconic net, and bongo net. All together 4 families, 2 genera, and 2 species of fish eggs, including Myctphiformes Synodontidae, Engraulidae, Tetraodontiformes Tetraodontidae, Scorpaeniformes Triglidae, Muglidae, Clupeiformes chirocentru hyposelosoma, Salmoniformes Polyipnus polli, and Allopus japonicus were found. The fish eggs that couldn¡¦t be identified were sorted into 41 groups by the egg shape, size, and membrane pattern. The four most abundant fish eggs were Muglidae, Engraulidae, dead eggs, and group CV. The fish eggs abundance decreased from inshore to offshore at two transects in Jiading and Fangliau. But it was contrary at the transect of Budai. The same pattern also appeared in the distribution of Muglidae eggs. In the area of inshore water where waterdepth from 15 to 25 meters, higher abundance of total eggs, Muglidae, and Engraulidae were found at the southern site. Muglidae eggs were the most abundant in December, but Engraulidae eggs didn¡¦t appear in this month. 33 fish eggs that might be striped mullet were sampled by OR1 at the edge of 21 ¢J isotherm where China Coastal Current met Kuroshio Current. The hydrographic variation in the year from 2000 to 2001 was affected by tides and topography, whereas in the year from 2001 to 2002 was influenced by Kuroshio. Higher fish eggs abundance found at Linyuan may due to the turbulence of Kao-Ping submarine canyon.
3

Abundance and distribution of Ichthyoplankton in the Firth of Forth, Scotland

Omar, Othman Abdu Hashim January 1988 (has links)
No description available.
4

Proyecto nutrifish / Proyect Nutrifish

Ato Mejía, Marco, Ingas Espiritu, Bryan Cesar, Llontop Perez, Miguel David, Yauri Yaringaño, Jhovana 29 November 2019 (has links)
Nutrifish es un proyecto que nace de la idea de brindar nutrición a los consumidores, entre ellos, su principal público objetivo son las madres amas de casa encargadas de llenar las despensas del hogar. A lo largo del camino, encontramos dificultades, pros y contras de realizar la comercialización del producto, sin embargo, con las herramientas y conceptos básicos aprendidos a lo largo de la carrera, pudimos determinar que el balance era positivo y la rentabilidad atractiva. Nutrifish fue el resultado de realizar una lluvia de ideas, las cuales abarcaban desde temas de salud, hasta opciones lúdicas, por ende, los cimientos del proyecto eran bastante débiles, se fueron fortaleciendo a medida que tomábamos conocimiento sobre el mercado de productos precocinados y el manejo interno de sus marcas. A continuación, les mostraremos el camino recorrido por nuestro grupo de trabajo. / Nutrifish is a proyect born from the idea of taking nutrition to a certain number of costumers, its main target are the housewifes, in charge of filling the house storerooms. Along the way we’ve found some difficulties, pros and cons of the commercialization of the product, however, the tools and basic concepts learnt to this day, we found ourselves able to establish a positive balance and an attractive profitability. Nutrifish was the result of a brainstorming, the group went from healthy themes to playful options, thus, the foundations of the project were certainly weak, and we strengthened them by taking knowledge of the precooked food market and the internal management of their brands. In the following paragraphs, we’ll show you the way taken by our work group. / Trabajo de investigación

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