Biological control of quarantine bacterial plant diseases with Lactobacillus plantarum strains. Improvement of fitness and monitoring 

    Daranas Boadella, Núria (Date of defense: 2018-11-29)

    The fruit production is threatened by several bacterial diseases, such as fire blight of apple and pear, bacterial canker of kiwifruit, bacterial spot of stone fruits, and angular leaf spot of strawberry. The conventional ...

    Brown macroalgae (Phaeophyceae) as an alternative and sustainable source of novel antimicrobial compounds to improve food safety 

    Rubiño Campoy, Susana (Date of defense: 2023-07-28)

    Macroalgae have been recognized as an interesting source of compounds with multiple applications in different fields due to their various bioactivities since current trends are moving towards the use of alternative compounds ...

    Characterization and efficacy of bacterial strains for biological control of soil-borne diseases caused by Phytophthora cactorum and Meloidogyne javanica on Rosaceous plants 

    Agustí Alcals, Lourdes (Date of defense: 2008-01-28)

    S'avaluaren 58 soques de Pseudomonas fluorescens i Pantoea agglomerans per la seva eficàcia en el biocontrol de la malaltia causada per l'oomicet Phytophthora cactorum en maduixera i pel nematode formador de gal·les ...

    Characterization, improvement and application of plant elicitor peptides as new control tools against plant pathogens 

    Foix Pericot, Laura (Date of defense: 2022-07-14)

    La família de les Rosaceae comprèn espècies d’alta rellevància econòmica, com ho són les espècies de fruiters de clima temperat, ornamentals i medicinals. El seu cultiu, però, es veu limitat per la propagació de diversos ...

    Correlating sensory attributes, textural parameters and volatile organic compounds for the assessment of distinctive quality traits of melon and peach fruit cultivars 

    Bianchi, Tiago Luís Cardoso Ferreira Pinhanços de (Date of defense: 2021-02-09)

    Melons (Cucumis melo L.) and peaches (Prunus persica (L.) Batsch) are two commercially important fruit species in the European Union. The quality improvement of melon and peach cultivars is determinant to maintain and ...

    Cultiu de les cèl·lules epididimàries de "Sus domesticus": anàlisi estructural, funcional i proteòmic 

    Bassols Casadevall, Judit (Date of defense: 2006-06-21)

    En aquest treball s'han desenvolupat dos mètodes simples i ràpids pel cultiu de les cèl·lules epitelials de les tres regions de l'epidídim de Sus domesticus. Un es basa en el cultiu de fragments del túbul epididimari ...

    Desarrollo de métodos rápidos para el análisis de residuos en producción animal 

    Gratacós Cubarsí, Marta (Date of defense: 2008-03-26)

    La utilización de algunas sustancias antimicrobianas y algunos corticosteroides como promotores del crecimiento es una práctica ilegal en la UE. Una nueva aproximación para la detección y el control del suministro de estos ...

    Desenvolupament del procés d’obtenció d’un concentrat proteic d’alt valor nutritiu a partir de sang procedent d’escorxadors 

    Ferrer Carré, Clara (Date of defense: 2023-09-27)

    Global forecasts of an impending shortage of animal protein for human consumption have led to the search for new sources of dietary protein, either from alternative plant, fungal or insect sources, or from by-products of ...

    Development of molecular monitoring methods and assessment of the environmental fate of the biological control agent of fire blight Pseudomonas fluorescens EPS62e 

    Pujol Abajo, Marta (Date of defense: 2006-12-19)

    Pseudomonas fluorescens EPS62e es va seleccionar com a agent de biocontrol del foc bacterià per la seva eficàcia en el control de Erwinia amylovora. En aquest treball es van desenvolupar mètodes de traçabilitat que van ...

    Development of molecular-based techniques for the detection, identification and quantification of food-borne pathogens 

    Rodríguez Lázaro, David (Date of defense: 2004-06-18)

    La presencia de microorganismos patógenos en alimentos es uno de los problemas esenciales en salud pública, y las enfermedades producidas por los mismos es una de las causas más importantes de enfermedad. Por tanto, la ...

    Espectroscòpia NIR per a la determinació on-line de l'AW i del contingut d'aigua i sal durant l'assecat de productes crus-curats 

    Collell i Corominas, Carles (Date of defense: 2012-07-30)

    The aim of this study was to determine whether NIRS technology would be suitable to develop a control system to correct drying conditions in order to avoid the appearance of defects in the product. Several predictive models ...

    Estudi citològic i bioquímic del fluid epididimari de "Sus domesticus" 

    Pruneda Sais, Anna (Date of defense: 2006-06-21)

    En aquest estudi s'ha determinat que al augmentar el ritme d'extraccions de semen es produeixen canvis en el patró d'absorció i secreció del fluid epididimari, que provoquen alteracions en la maduració epididimaria dels ...

    Experimental basis for the control of plant diseases caused by Xylella fastidiosa using synthetic antimicrobial peptides 

    Baró Sabé, Aina (Date of defense: 2021-07-30)

    Xylella fastidiosa is one of the most damaging phytopathogenic bacteria in the world, causing a variety of diseases with a major economic impact on agriculture and the environment. Until now, no therapeutic solution has ...

    Fire blight (Erwinia amylovora) of rosaceous plants. Pathogen virulence and selection and characterization of biological control agents 

    Cabrefiga Olamendi, Jordi (Date of defense: 2004-06-22)

    El fuego bacteriano, causado por Erwinia amylovora, es una enfermedad muy importante a nivel comercial y económico porque afecta a plantas de la familia de las rosáceas y es especialmente agresiva en manzano (Pyrus malus) ...

    Food safety in fast drying (QDS process®) of dry-cured meat products: high pressure and NaCl-free processing implementation 

    Stollewerk, Katharina (Date of defense: 2012-09-20)

    With the objective to study food safety aspects of innovative meat technologies and combinations among them, QDS (Quick-dry-slice), NaCl-free processing and high pressure were integrated in the production of two types of ...

    Freezability markers for boar sperm: new proteomic approaches 

    Vilagran Martí, Ingrid (Date of defense: 2016-02-05)

    Sperm cryopreservation is currently the most suitable technique to store boar sperm samples for a long period of time. However, not all boar ejaculations present the same freezability, this allows the classification of ...

    Improvement of heat-induced gel properties of porcine plasma 

    Fort Fort, Nuri (Date of defense: 2010-04-07)

    L'objectiu és millorar els gels de plasma porcí induïts per calor a pH àcid utilitzant transglutaminasa microbiana (MTGasa). El tractament millora textura i CRA dels gels a pH 5,5, però les millores no són suficients per ...

    Improvement of strategies for the management of fire blight (Erwinia amylovora). Evaluation and optimization of physical and chemical control methods, and use of decision support systems 

    Ruz Estévez, Lídia (Date of defense: 2003-11-03)

    El foc bacterià és una malaltia que afecta a plantes de la família de la rosàcies, causada pel bacteri Erwinia amylovora. El seu rang d'hostes inclou arbres fruiters, com la perera, la pomera o el codonyer, i plantes ...

    Integrated management of bacterial spot disease of stone fruits caused by Xanthomonas arboricola pv. pruni: development of a disease forecasting system 

    Morales Nicolàs, Gerard (Date of defense: 2018-04-12)

    Bacterial spot disease of stone fruits, caused by Xanthomonas arboricola pv. pruni, is of high economic importance in the major stone-fruit-producing areas worldwide. Disease control is mainly based on preventive measures, ...

    Lactic acid bacteria as bioprotective agents against foodborne pathogens and spoilage microorganisms in fresh fruits and vegetables 

    Trias Mansilla, Rosalia (Date of defense: 2008-06-20)

    La present tesi doctoral es centra en l'aplicació dels bacteris de l'àcid lactic (BAL) com a agents bioprotectors davant microorganismes patògens i deteriorants.Es van aïllar i seleccionar BAL de fruites i hortalisses ...