Browsing by Subject "Vinyes"
Now showing items 1-13 of 13
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Assessment of different strategies to reduce environmental fungicide contamination in vineyards
(Universitat Politècnica de Catalunya, 2024-03-12)
Doctoral thesis
Open Access(English) The use of plant protection products (PPP) has become an essential tool in agriculture to achieve the minimum requirements of quality and quantity of food demanded by consumers. Moreover, due to its repeated use ... -
Assessment of map based variable rate strategies for copper reduction in hedge vineyards
(2023-04)
Article
Open AccessReduction of Plant Protection Products (PPP) has become a priority in agriculture, led by European directives and regulations due to the negative impacts and social awareness that pesticides have raised in the population. ... -
Caracterització d'una parcel·la de vinya per a la seva intensificació sostenible i adaptació al canvi climàtic
(Universitat Politècnica de Catalunya, 2019-09-10)
Bachelor thesis
Open Access
Covenantee: IRTAAquest estudi consisteix en una caracterització d’una parcel·la situada al nord-est d’Espanya i sota influència del clima mediterrani. La parcel·la ha estat sotmesa a una zonificació en funció de les característiques del ... -
Electronic characterization of the phenological stages of grapevine using a LIDAR sensor
(Wageningen Academic Publishers, 2013)
Conference lecture
Open AccessCanopy characteristics and their variation at all growth stages, together with the spatial distribution of plants in the field need to be considered in determining the application volume rate in fruit crops. Spray volume ... -
Estudi de les possibles causes de clorosi fèrrica en vinyes de varietat Chardonnay
(Universitat Politècnica de Catalunya, 2009-09-15)
Master thesis (pre-Bologna period)
Restricted access - author's decisionEn estudis previs, gràcies a l’ús de la teledetecció, s’ha constatat que existeix una relació significativa entre els índex hiperespectrals de contingut de clorofil·la amb el contingut de ferro al pecíol. L’objectiu de ... -
Estudi valoratiu de varietats de vinya foranes a Catalunya
(Universitat Politècnica de Catalunya, 2015-10-26)
Bachelor thesis
Restricted access - author's decisionThe wine sector is interested in having information on the behavior of foreign grape varieties that may be considered to make interesting new wines or wines that complement the quality obtained with local varieties. That ... -
Evaluation of leaf deposit quality between electrostatic and conventional multi-row sprayers in a trellised vineyard
(2020-01-01)
Article
Open AccessSpray application technologies for specialty crops have developed considerably in recent years with regard to improved control, reduced cost, and ability to avoid environmental contamination. For example, new developments ... -
Photonics and image processing tools for the automatic characterization of the canopy in vineyards
(Universitat Politècnica de Catalunya, 2022-06-16)
Master thesis
Restricted access - confidentiality agreement -
Precision viticulture: use of new technologies to improve efficiency in spray applications in vineyard
(2010)
Conference report
Open Access -
Spray adjustments based on LWA concept in vineyard. Relationship between canopy and coverage for different application settings
(2014)
Conference report
Open Access -
Use of a terrestrial LIDAR sensor for drift detection in vineyard spraying
(2013-01-02)
Article
Open AccessThe use of a scanning Light Detection and Ranging (LIDAR) system to characterize drift during pesticide application is described. The LIDAR system is compared with an ad hoc test bench used to quantify the amount of spray ... -
Use of reflectance indices to assess vinewater status under mild to moderate water deficits
(Multidisciplinary Digital Publishing Institute (MDPI), 2019-07-01)
Article
Open AccessThe monitoring of vine water status is of interest for irrigation management in order toimprove water use while optimizing both berry yield and quality. Remote-sensing techniques mightprovide accurate, rapid, and non-destructive ... -
Water availability affects the capability of reflectance indices to estimate berry yield and quality attributes in rain-fed vineyards
(Multidisciplinary Digital Publishing Institute (MDPI), 2022-09-01)
Article
Open AccessRemote sensing methods are known to provide estimates of berry quality. However, previous studies have shown that the Normalized Difference Vegetation Index (NDVI) failed to predict berry quality attributes in rain-fed ...
