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Browsing by Subject "Weeds"

Now showing items 1-20 of 24

Actividad fitotóxica in vitro de extractos acuosos de Santolina chamaecyparissus L

Raga Casañ, Francisco (Universitat Politècnica de València, 2014-06-09)

[ES] El objetivo del presente trabajo fue estudiar el potencial herbicida de los extractos acuosos de hojas y flores de Santolina chamaecyparissus L. sobre las arvenses Amaranthus hybridus L., Portulaca oleracea L., Conyza ...
Búsqueda de posibles reservorios de Southern tomato virus (STV) en especies arvenses y otros cultivos hortícolas distintos del tomate

Bosch Serrano, Raúl (Universitat Politècnica de València, 2017-10-24)

Southern tomato virus (STV) is a virus whose genome consists of a 3.5 Kb double stranded RNA molecule. This virus is phylogenetically related to the Totiviridae (contains nematode and protozoan viruses) and Partitiviridae ...
Chemical composition and herbicidal activity of the essential oil from a Cistus ladanifer population from Spain

Verdeguer Sancho, Mercedes María; Blazquez Ferrer, Maria Amparo; Boira Tortajada, Herminio (Taylor & Francis, 2012)

[EN] The essential oil composition of Cistus ladanifer grown in central Spain was analysed by gas chromatography and gas chromatography/mass spectrometry, revealing it to be rich in oxygenated compounds, with trans-pinocarveol ...
Comparative Analysis of Tolerance to Salt Stress and Water Deficit in Two Invasive Weeds of the Genus Erigeron (Asteraceae)

Bellache, Manel; Torres-Pagán, Natalia; Verdeguer Sancho, Mercedes María; Llinares Palacios, Josep Vicent; Benfekih, Leila Allal; Sestras, Radu E.; Vicente, Oscar; Sestras, Adriana F.; Boscaiu, Monica (MDPI, 2022-08)

[EN] Erigeron bonariensis and E. sumatrensis are two noxious weeds present in many parts of the world. Their tolerance to salinity and water deficit was analysed at the seed germination stage and during vegetative development. ...
Comparison of Single Image Processing Techniques and Their Combination for Detection of Weed in Lawns

Parra-Boronat, Lorena; Parra-Boronat, Mar; Torices, Virginia; Marín, José; Mauri, Pedro V.; Lloret, Jaime (IARIA, 2019)

[EN] The detection of weeds in lawns is important due to the different negative effects of its presence. Those effects include a lack of uniformity and competition for the resources. If the weeds are detected early the ...
Control of Problematic Weeds in Mediterranean Vineyards with the Bioherbicide Pelargonic Acid

Muñoz, Marta; Torres-Pagán, Natalia; Jouini, Amira; Araniti, Fabrizio; Sánchez-Moreiras, Adela M.; Verdeguer Sancho, Mercedes María (MDPI, 2022-10)

[EN] Pelargonic acid (PA) is the only natural herbicide authorized for professional use in Spain. Incorporating PA into an integrated weed management strategy in vineyards may enable a more sustainable production method ...
Cultivos leñosos en Aragón: evaluación económica de una eventual prohibición del glifosato

Martínez, Yolanda; Pardo, Gabriel (Universitat Politècnica de València, 2017-01-05)

[EN] Conservation agriculture systems are linked to glyphosate as the main herbicide in tree crops. The recent debate on possible negative effects over human health has increased the farmers’ concern about an eventual ...
Deployment and Performance Study of an Ad Hoc Network Protocol for Intelligent Video Sensing in Precision Agriculture

Cambra, Carlos; Díaz Santos, Juan Ramón; Lloret, Jaime (Springer Verlag (Germany): LNCS, 2015-02-10)

Recent advances in technology applied to agriculture have made possible the Precision Agriculture (PA). It has been widely demonstrated that precision agriculture provides higher productivity with lower costs. The goal ...
Diseño de ecosistemas agrícolas sostenibles a través del manejo del hábitat como herramienta para incrementar su biodiversidad

Benlloch Piles, Josefina (Universitat Politècnica de València, 2021-03-31)

[ES] La biodiversidad en los ecosistemas agrícolas es uno de los pilares fundamentales en la agricultura ecológica. El establecimiento de una estructura del hábitat adecuada conlleva una óptima diversidad y abundancia ...
Estudio de la aplicación del aceite esencial de Thymus capitatus (L.) Hoffmanns. & Link como alternativa en el control de arvenses y la enfermedad del moteado en el cultivo del níspero

Chinchilla Albundio, Pablo (Universitat Politècnica de València, 2016-03-29)

[ES] El níspero japonés (Eriobotrya japonica (Thunb.) Lindl.) es un frutal subtropical perteneciente a la familia Rosaceae, de hoja perenne que florece en otoño y cuyos frutos se desarrollan durante el invierno. Éstos se ...
Evaluación de la actividad herbicida de tres formulados a base de los compuestos naturales carvacrol, timol y eugenol en especies de malas hierbas de importancia en cultivos Mediterráneos

Castro Sánchez, Adrián (Universitat Politècnica de València, 2023-09-05)

[EN] This master's final thesis has consisted of the evaluation of the effectiveness of different formulations based on eugenol, carvacrol and thymol in different species of weeds of importance in Mediterranean crops. This ...
Evolución temporal de la flora asociada a campos abandonados de almendro sobre terrenos calizos del término municipal de Gátova

Hernández Martínez, Leandro (Universitat Politècnica de València, 2016-10-20)

[ES] En el término municipal de Gátova (Valencia) se ha ido abandonando la agricultura de secano, fundamentalmente compuesta por almendros, desde la segunda mitad del siglo XX hasta la actualidad. El objetivo de este TFG ...
Expansion of Leptochloa fusca ssp. uninervia and Leptochloa fusca ssp. fascicularis in rice fields in Valencia, eastern Spain

Osca Lluch, José María (Wiley, 2013-12)

[EN] Due to the rapid spread of two subspecies of Leptochloa fusca through the Valencia rice-growing region in the east of Spain, a 3-year field study was carried out to establish the frequency, distribution and infestation ...
Herbicidal activity of Eucalyptus camaldulensis essential oil against problematic summer weeds in Mediterranean crops.

Elhefnawy, Mohamed Hesham (Universitat Politècnica de València, 2022-09-19)

[ES] Las malas hierbas y los herbicidas son factores de estrés importantes para los cultivos. Las malas hierbas son responsables de grandes pérdidas en los rendimientos de los cultivos; más del 50% en algunos cultivos si ...
Hydrological and erosional impact and farmer's perception on catch crops and weeds in citrus organic farming in Canyoles river watershed, Eastern Spain

Cerda, Artemi; Rodrigo-Comino, Jesus; Giménez Morera, Antonio; Keesstra, Saskia D. (Elsevier, 2018-04-15)

[EN] It is needed to find the proper management from a biophysical point of view to promote sustainable agriculture. However, it is also necessary that farmers accept new strategies that propose cultural and technical ...
Influència del tipus de sòl i maneig sobre la flora infestant (males herbes) de camps d’arròs de la zona arrosera de València

Galán Balbastre, Felipe (Universitat Politècnica de València, 2020-10-01)

[CA] el treball consisteix en la treta de mostres d’un total de 69 camps d’arròs de la zona arrossera de la província de València amb diferències en quant a localització i maneig de l’aigua en l’època fora del cultiu ...
Methyl bromide alternatives on horticultural crops

Cebolla, Vicent; Busto, Julia; Ferrer, Amparo; Miguel Gómez, Alfredo; Maroto Borrego, José Vicente (International Society for Horticultural Science (ISHS), 2000-09-01)

[EN] A very intensive crop rotation, with three to four crops per year, typical in Valencia, frequently includes the earth almond Cyperus sculentus (Xufa) that acts as a real weed for the next crop. Methyl bromide (MB) ...
Molecular variability of Spanish and Hungarian isolates of Tomato torrado virus

Alfaro Fernández, Ana Olvido; Cebrián, M.C; Herrera-Vasquez, J. A.; Córdoba-Sellés, M. C.; SANCHEZ NAVARRO, JESUS ANGEL; Jordá, C. (Blackwell Publishing, 2010-08)

[EN] The population structure and genetic variation of Tomato torrado virus (ToTV) were estimated from 19 Spanish isolates collected from 2001 to 2009 in different tomato-production areas by analyses of the partial nucleotide ...
Nuevo problema fitosanitario que afecta a los cultivos de apio y zanahoria en Villena (Alicante): evaluación de tratamientos para su control y estudio de posibles reservorios naturales de agentes implicados

Rodríguez León, Francisco (Universitat Politècnica de València, 2016-02-09)

[EN] In spring 2008, a new disease affecting plants of celery and carrots occurred in the fields of Agricola Villena Coop. V company situated area of Villena (Alicante). Affected celery plants showed lack of development, ...
Phytotoxic Activity of the Natural Compound Norharmane on Crops, Weeds and Model Plants

López-González, David; Ledo, David; Cabeiras-Freijanes, Luz; Verdeguer Sancho, Mercedes María; Reigosa, Manuel J.; Sánchez-Moreiras, Adela M. (MDPI, 2020-10)

[EN] Norharmane is a secondary metabolite that appears in different species of land plants. In this paper, we investigated for the first time the specificity of norharmane through germination and growth tests on some crops ...