Ara mostrant els elements 1-10 de 18
Pi Lasternas, Sébastien Marie Arthur (Data de defensa: 2012-09-13)
En el océano, las condiciones ambientales adversas independientes de la predación tienen como resultado la muerte y lisis celular del fitoplancton que resulta en la liberación de carbono orgánico disuelto ...
Salgado Hernanz, Paula Maria (Data de defensa: 2019-05-10)
[eng] This PhD thesis aims to assess the spatial and temporal patterns of phytoplankton variability and primary production in the surface waters of the Mediterranean Sea. The research is organized in ...
Gil Oviedo, Maria del Mar (Data de defensa: 2013-10-07)
This PhD project was designed to cover all the relevant issues of a restocking program for the meagre Argyrosomus regius in the Balearic Islands coastal ecosystems, ranging from the production of juveniles ...
Fernández Juárez, Víctor (Data de defensa: 2021-08-27)
[eng] N2-fixers bacteria or diazotrophs reduce atmospheric nitrogen (N2) into ammonia (NH3) and play a significant role in the ocean's N-cycles by providing new inorganic nitrogen to planktonic and ...
Llabrés Comamala, Maria Moira (Data de defensa: 2008-06-02)
En esta tesis se ha demostrado que la radiación ultravioleta induce mortalidad en comunidades de fitoplancton de diferentes áreas del Océano Atlántico, del Mar Mediterráneo y del Océano Antártico. El ...
Martínez García, Ricardo (Data de defensa: 2014-06-25)
Esta tesis doctoral se centra en la aplicación de la física estadística del no equilibrio al estudio de problemas ecológicos de diferente naturaleza. En primer lugar se desarrollan modelos teóricos para ...
Alós Crespí, Josep (Data de defensa: 2013-07-17)
Humans can induce contemporary evolution through harvesting wild animals. This thesis provides evidence of this process for recreational fishing at surprisingly small geographical scales. Marine fish ...
Valls Mir, Maria (Data de defensa: 2017-07-28)
The conservation of marine ecosystem structure and functioning is a priority target within the context of the environmental management. This is especially important in oligotrophic systems such as the ...
Martorell Lliteras, Sebastià (Data de defensa: 2014-12-11)
Water availability is one of the biggest constraints limiting the plant growth and species distribution around the world. This is the case in the Mediterranean region where, moreover, the frequency ...
Blanco Cartagena, Andreu (Data de defensa: 2014-05-09)
Hippocampus guttulatus is a European seahorse species whose breeding in captivity started in 2006 in the frame of “Proyecto Hippocampus. Until recently, attempts to develop a rearing methodology resulted ...