Now showing items 7-26 of 58
Expósito Creo, Alejandro (Date of defense: 2021-02-05)
Plant resistance through grafting susceptible scions onto resistant rootstocks is an effective measure to supress root-knot nematode (RKN) populations and to reduce crop yield losses. However, the reiterative use of specific ...
Pedescoll Albacar, Anna (Date of defense: 2010-11-04)
Constructed wetlands are alternative systems to conventional wastewater treatment for small communities (up to 2000 PE). This is mainly due to that operation and maintenance costs are reduced. Despite the advantages, the ...
Costa Font, Monserrat (Date of defense: 2009-04-27)
La introducció de noves tecnologies en l'àmbit agroalimentari ha revolucionat la eficiència pel que fa al sector productiu, si bé també ha tingut efectes rellevants pel que fa a la demanda, que cal analitzar amb profunditat. ...
Comas i Angelet, Jordi (Date of defense: 1991-12-17)
En la zona de regadio de Lleida, los pulgones de cereales Rhopalosiphum padi (l.) y Sitobion avenae (f.) permanecen a lo largo de todo el año en gramineas cultivadas en la zona; cereales forrajeros, cereales de invierno y ...
Hernández Yáñez, Eduard (Date of defense: 2008-07-10)
La crioconcentració és una operació unitària relativament poc aplicada a la indústria alimentària.<br/>Consisteix en la separació de sòlids solubles d'una fase aquosa mitjançant la congelació de l'aigua.<br/>En primer lloc ...
Borraz Martínez, Sergio (Date of defense: 2022-05-12)
In the cultivation of fruit trees, the most common is to work with cuttings. In this way, the grafted fruit tree variety offers specific fruit qualities and the rootstock offers certain agronomic and adaptation characteristics. ...
Araujo Granda, Pablo Alejandro (Date of defense: 2017-02-17)
It is crucial to study the denitrification process driven by bacteria as it is one of the most important environmental processes for several reasons: i) it has an application in the removal of nitrogen (N) from high-N waste ...
Calderón Preciado, Diana (Date of defense: 2012-07-13)
Climatic change and a swift population and industrial growth have caused a severe decrease in the available freshwater resources. In the management of water scarceness the use of sustainable alternatives that improve the ...
Lupala, Cecylia Severin (Date of defense: 2016-01-28)
GPCR are integral membrane receptor proteins that are characterized by heptahelical transmembrane domains connected by intracellular and extracellular loops. GPCRs are an attractive class of proteins for drug discovery, ...
García Mendívil, Helio Adán (Date of defense: 2019-10-29)
Watermelon, Citrullus lanatus var. lanatus, and eggplant, Solanum melongena, are two major crops commonly grafted onto resistant rootstocks for controlling soilborne diseases. However, there are currently no commercially ...
Margenat Mas, Anna Maria (Date of defense: 2018-11-27)
Peri-urban agriculture carries out environmental, social and economic functions and services to the nearby urban areas. Nonetheless, most of these fields are impacted with organic and inorganic contaminants caused by ...
Flórez Vergara, Alexy (Date of defense: 2008-02-08)
Asistimos en la actualidad a una constante pérdida de la diversidad genética de los cultivos. Paralelamente en muchas zonas del mundo, especialmente en los países más desarrollados, se produce una regresión de la agricultura ...
Gallart González-Palacio, Montserrat (Date of defense: 2009-09-14)
Conèixer la dinàmica poblacional d'espècies arvenses és una informació bàsica per al disseny d'estratègies de control de males herbes eficaces i sostenibles des d'un punt de vista ambiental. La forcadella (Digitaria ...
Marando, Graciela (Date of defense: 2013-03-15)
En España, la legislación minera obliga, desde el año 1982, a que todas las actividades mineras realicen trabajos de restauración con el fin de devolver al entorno aquellos terrenos afectados por las actividades extractivas. ...
Hurtado Cervera, Carlos (Date of defense: 2017-07-14)
Water scarcity is an issue of global concern due to the increase of the population and the climate change, which both increase the water demand. Many arid and semiarid countries are facing high water stress and the use of ...
Casals Missio, Joan (Date of defense: 2012-07-27)
Tomato landraces are highly appreciated by consumers in the market. The main reasons are the presumed superior organoleptic quality with respect to modern cultivars, as well as the widespread perception that landraces are ...
Morrison, Jane H. (Date of defense: 2018-06-29)
Concerns about a global decline in pollinators have called for more knowledge about the drivers of wild pollinator abundance and diversity in agroecosystems. Agricultural intensification has been identified as the main ...
Moreno Moreno, Fabián Leonardo (Date of defense: 2014-11-05)
Coffee is the most traded food in the world. The coffee industry has a great economic and social relevance worldwide. The sensory and functional properties of the product are highly important for the consumers, and therefore, ...
Sánchez Fernández, Pablo (Date of defense: 2012-11-19)
Senegalese sole (Solea senegalensis) is a flatfish of high commercial importance in Southern Europe that has been a promising species for diversifying Mediterranean aquaculture since early 1980's. It has failed to reach ...
Masaló Llorà, Ingrid (Date of defense: 2008-09-10)
El propòsit del treball es caracteritzar hidrodinàmicament els tancs més utilitzats en el sector aqüícola, i donar pautes de disseny per millorar-ne l'autoneteja, i optimitzar l'eficiència d'utilització tant de l'espai com ...