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Vidal, Marion. "Sortir des phytos en viticulture : pratiques professionnelles, action collective et normalisation environnementale". Electronic Thesis or Diss., Toulouse 2, 2015. http://www.theses.fr/2015TOU20058.
Pełny tekst źródłaPesticides used in agriculture are a known environmental problematic fact. Despite the involvement of agriculture and the contribution of significant public funding, agri-environmental public policies deployed for over 40 years struggle to achieve their goals, where sustainable production systems remain convincing but marginal. Faced with this context, designing and spreading alternative techniques to chemicals remains a challenge for government and professionals. From case of a professional project aiming at removing herbicides in the South West of France vineyards, this thesis proposes to re-examine, through the prism of a sociology that pay attention to action (less than actors), the innovation capacity of agriculture and the responsiveness of public authorities about agri-environment, focusing on the analysis of professional collective action as a way of regulating environmental public issues, and considering its development out, in parallel, upstream or below established public policies offer. The research shows that in such conditions, objects, mobiles and collectives comprised by environmental action are heterogeneous, ambiguous, variable and flexible, throughout their discussions. Plurality and change situations emphasize as much unpredictability of collective action that impossibility of standardization, that are likely to call (on the contrary) differentiated institutional responses to the same environmental problem
Vidal, Marion. "Sortir des phytos en viticulture : pratiques professionnelles, action collective et normalisation environnementale". Thesis, Toulouse 2, 2015. http://www.theses.fr/2015TOU20058/document.
Pełny tekst źródłaPesticides used in agriculture are a known environmental problematic fact. Despite the involvement of agriculture and the contribution of significant public funding, agri-environmental public policies deployed for over 40 years struggle to achieve their goals, where sustainable production systems remain convincing but marginal. Faced with this context, designing and spreading alternative techniques to chemicals remains a challenge for government and professionals. From case of a professional project aiming at removing herbicides in the South West of France vineyards, this thesis proposes to re-examine, through the prism of a sociology that pay attention to action (less than actors), the innovation capacity of agriculture and the responsiveness of public authorities about agri-environment, focusing on the analysis of professional collective action as a way of regulating environmental public issues, and considering its development out, in parallel, upstream or below established public policies offer. The research shows that in such conditions, objects, mobiles and collectives comprised by environmental action are heterogeneous, ambiguous, variable and flexible, throughout their discussions. Plurality and change situations emphasize as much unpredictability of collective action that impossibility of standardization, that are likely to call (on the contrary) differentiated institutional responses to the same environmental problem
Scholtus, Marie. "Construction d'un indicateur de qualité des eaux de surface vis-à-vis des produits phytosanitaires à l'échelle du bassin versant viticole". Vandoeuvre-les-Nancy, INPL, 2004. http://docnum.univ-lorraine.fr/public/INPL_T_2004_THIOLLET-SCHOLTUS_M.pdf.
Pełny tekst źródłaThe degradation of surface water quality is mainly due to intensive agricultural practices. The main goal of this PhD program is to construct a watershed decision aid tool from a field decision aid tool which already exists. I-PhyField is calculated in 2 experimental French watersheds (Chablis, Rouffach). The adaptation proposed for the I-Phy indicator is to add a module which accounts for the distance between field and outlet and characteristics of the runoff water way : field connectivity index" (Ci). Ci index deals with factors outlying the field of study which may influence pesticide runoff and also, hydrological characteristics of the water way between the field and the watershed outlet. Ci index and I-Phy-BV indicator were calculated and validated for the 2 vineyard watersheds. Further research is needed for the validation
Flores, Shana Sabbado. "Viticulture durable dans le contexte du Brésil : une proposition". Electronic Thesis or Diss., Dijon, 2015. http://www.theses.fr/2015DIJOL009.
Pełny tekst źródłaThe thesis involves the proposition of a framework for the sustainability of viticulture in Brazil using a territorial approach built from two exploratory studies in Brazilian wine regions of Campanha Gaúcha and Vale do São Francisco based on preliminary studies. Those studies involved technical visits in three countries (France, Italy and Spain) and frameworks’ observations in another five (South Africa, Australia, New Zealand, USA and Chile). The framework proposed is called BaccuS. It is structured on a matrix basis, with an axis corresponding to dimensions and other to guidelines, both in ascending order of complexity and development. There are eighteen topics that represent areas to act to promote the sustainability in the wine territories. They articulate the five sustainability dimensions (environment, economic, social, political-institutional and territorial) and the four guidelines (management, articulation and cooperation, innovation and learning and sustainability). Each topic has indicators, in which factors to consider and practical examples in Brazil or internationally are detailed. Additionally, ten synthesis indicators specify initiatives or programs that can be implemented to impact positively on several indicators. The BaccuS framework can be applied in several scales, in the winery or the territory
A tese envolve a proposição de um protocolo para a sustentabilidade da vitivinicultura do Brasil com uma abordagem territorial a partir de dois estudos exploratórios na Campanha Gaúcha e no Vale do São Francisco baseados em pesquisas prévias. Essas pesquisas contaram com trabalho de campo em três países (França, Itália e Espanha) e observação de protocolo em outros cinco (África do Sul, Austrália, Nova Zelândia, Estados Unidos e Chile). O protocolo proposto é chamado BaccuS. É estruturado em forma matricial, com um eixo correspondendo a dimensões e outro a diretrizes, ambas em ordem crescente de complexidade e desenvolvimento. As cinco dimensões de sustentabilidade (ambiental, econômica, social, político-institucional e territorial) e as quatro diretrizes (gestão, articulação e cooperação, inovação e aprendizado e sustentabilidade) são articuladas por 18 temas, que representam áreas principais para a ação, de modo a promover a sustentabilidade no território do vinho. Cada tema possui indicadores, nos quais exemplos práticos de aplicação no Brasil ou internacionalmente são considerados. Além disso, dez indicadores de síntese indicam iniciativa ou programas que podem ser implantados e repercutir positivamente em diversos indicadores. O protocolo BaccuS pode ser aplicado em diversas escalas, na vinícola ou no território
Ugalde, Diana. "Conception d’une démarche participative avec des consommateurs et des viticulteurs pour améliorer le déploiement des pratiques environnementales dans les vignobles » : etude de cas au sein du Cabernet d’Anjou". Electronic Thesis or Diss., Angers, 2022. http://www.theses.fr/2022ANGE0076.
Pełny tekst źródłaViticulture, like any other agricultural activity, has impacts on the environment, but over time,environmental concerns have intensified, and winemakers have changed their practices to integrate new criteria into their farming systems. Consumers, on their side, are more and more sensitive to these environmental issues, they are concerned about the impact of their purchases and show concern about the effects of agriculture on health and the environment. One way to change agricultural practices and to integrate new actors into the systems is through participatory approaches. These often include researchers and producers, but to date few approaches have been interested in integrating consumers into the reflection that winegrowers have on the integration of more environmentally friendly practices in their vineyards.This thesis has therefore developed a participatory approach with winegrowers, consumers and researchers in several stages (diagnosis, validation, implementation of workshops). However, the difficulty in mobilizing professional actors and their divergent interests at the collective and individual levels, as well as the lack of knowledge of consumers, can hinder this type of process. Moreover, it seems essential to couple the reflections on the deployment of practices with that of their promotion and communication to consumers to make them aware of the environmental issues in the vineyards and to support this change in practices over time
Teysseire, Raphaëlle. "Exposition des riverains de parcelles viticoles aux pesticides : de la compréhension des déterminants de l’exposition aux moyens de prévention". Electronic Thesis or Diss., Bordeaux, 2023. http://www.theses.fr/2023BORD0049.
Pełny tekst źródłaThe plant protection products include a wide range of active substances intended to protect plants against harmful organisms. Their massive use in agriculture in the last decades has led to a widespread contamination of the environment, resulting in the exposure of non-target species. The populations living near fields treated with pesticides are the object of new concerns from researchers and institutions. The first objective of this thesis was to conduct a bibliographic review of scientific publications that have characterized the exposure to pesticides of subjects living near crops and studied its determinants. The results of this review showed that, exposure to pesticides was higher for people living in agricultural areas than for the general population, for many active substances. On the other hand, scientific literature remained incomplete regarding other potential determinants of exposure, such as agricultural practices, meteorological conditions, occupant characteristics and behavior, and building configuration. In order to improve our knowledge of these factors, to conceive eventually preventive actions, an observational study led by the University of Bordeaux was conducted in Gironde (the PESTIPREV study). A measurement campaign was led in thirty homes adjacent to vineyards to collect pesticide residues on outdoor and indoor surfaces of the home, in order to search for eight fungicides. The second objective of the thesis was to identify the determinants of individual non-dietary exposure to agricultural pesticides of the subjects included in the PESTIPREV study. Our results, obtained using structural equation modeling, showed that the contamination of the garden by agricultural pesticides was positively and significantly associated with the area of vineyards within a 500m radius of the house. On the other hand, dispersive meteorological conditions (rain and wind) were likely to limit the observed pesticide concentrations. Inside the dwelling, pesticide contamination was positively associated with the average annual quantity of phytosanitary compounds sold in the postal area of the dwelling, and with the carrying of pesticides from outside by the occupants. On the opposite, the level of household activity, the cleaning frequency, and the frequency of contact with surfaces were associated with a decrease in contamination. These initial results will be completed by future analyses but allow us to consider management actions related to agricultural practices as well as individual prevention measures for rural populations, whose effectiveness and acceptability will remain to be evaluated in future interventional studies
Ugalde, Diana. "Conception d’une démarche participative avec des consommateurs et des viticulteurs pour améliorer le déploiement des pratiques environnementales dans les vignobles » : etude de cas au sein du Cabernet d’Anjou". Electronic Thesis or Diss., Angers, 2021. http://www.theses.fr/2021ANGE0065.
Pełny tekst źródłaViticulture, like any other agricultural activity, has impacts on the environment, but over time,environmental concerns have intensified, and winemakers have changed their practices to integrate new criteria into their farming systems. Consumers, on their side, are more and more sensitive to these environmental issues, they are concerned about the impact of their purchases and show concern about the effects of agriculture on health and the environment. One way to change agricultural practices and to integrate new actors into the systems is through participatory approaches. These often include researchers and producers, but to date few approaches have been interested in integrating consumers into the reflection that winegrowers have on the integration of more environmentally friendly practices in their vineyards.This thesis has therefore developed a participatory approach with winegrowers, consumers and researchers in several stages (diagnosis, validation, implementation of workshops). However, the difficulty in mobilizing professional actors and their divergent interests at the collective and individual levels, as well as the lack of knowledge of consumers, can hinder this type of process. Moreover, it seems essential to couple the reflections on the deployment of practices with that of their promotion and communication to consumers to make them aware of the environmental issues in the vineyards and to support this change in practices over time
Alonso, Ugaglia Adeline. "Une approche évolutionniste de la réduction des pesticides en viticulture". Thesis, Bordeaux 4, 2011. http://www.theses.fr/2011BOR40051/document.
Pełny tekst źródłaThe environmental damage caused by the intensive use of pesticides challenges the current production model in appellation wine growing. We mobilize here an evolutionary framework to understand the lack of change in vineyard phytosanitary protection despite increasing regulatory and social pressure in recent years. After analyzing grape growers’ pesticide lock-in, we consider new protection practices via the concept of environmental innovation. Our case analysis and evolutionary model allow us to show that IPM could significantly reduce pesticide use along win-win trajectories, but also that the lack of specific implementation know-how in farms hampers its adoption. We therefore highlight the importance of learning processes for pesticide reduction in grape growing. In the absence of formal R & D, growers need specialized advice and structured extension services to meet the challenge they face: producing profitable and environmentally friendly wines. Public policies can therefore be based on this result to drive the expected change in a reasonable time
Amarouchi, Zakaria. "Impact du réchauffement climatique sur l’interaction vigne/micro-organismes". Electronic Thesis or Diss., Reims, 2022. http://www.theses.fr/2022REIMS055.
Pełny tekst źródłaThe gray mold caused by Botrytis cinerea has a devastating impact on various economically important crops, including grapevine (Vitis vinifera L.), with annual economic losses exceeding10 to 100 billion dollars worldwide. Currently, pesticides remain the main method used to reduce the incidence of this phytopathogenic fungus. However, in addition to emergence of multidrug resistance, chemicals must be increasingly restricted in order to limit their impact on the environment and human health. Thus, in recent years, biological protection is gaining renewed interest. Therefore, the aim of our project is the development of new biotechnologies allowing the grapevine to better resist pathogenic pressures, through the use of beneficial microorganisms. The rhizosphere is a rich source of microorganisms with strong abilities in the biocontrol of plant diseases. In the present study, isolation of plant beneficial microorganisms was carried out on healthy plants. A total of 42 micro-organisms were isolated from different rhizospheric semi-arid soils collected in vineyards of Meknes in Morocco (Latitude 33.75989, Longitude -5.43909). The in vitro antagonism test of the various isolates towards B. cinerea evealed that among all the isolates tested the strains S3, S4, S5 and S6 showed a positive result. These isolates inhibit the growth of B. cinerea. The four strains were identified by the study of biochemical characters and phylogenetic analysis of 16S rRNA gene sequences. The results of the analyzes showed that the bacterial strains retained were related to the following species, of the Bacillus genus: S3: B. velezensis; S4: B. velezensis; and S5: B. halotollerans. Isolate S6 was classified in the genus Enterobacter and identified as E. cloacae. The antagonism test carried out in planta on vine vitroplants indicates that the four rhizobacteria reduce significantly (59%, 39%, 55%, and 17%, respectively), the symptoms of the disease and reduce damage to photosynthetic activity (PSII) due to attack by B. cinerea. This study revealed that strains of the genus Bacillus and Enterobacter isolated from the rhizosphere of the vine could be used as biological control agents in the protection of the vine
Reynes, Didier. "Allergies rencontrées chez les viticulteurs au cours du travail de la vigne et dans leur environnement". Bordeaux 2, 1993. http://www.theses.fr/1993BOR2M051.
Pełny tekst źródłaRenaud-Gentié, Christel. "Eco-efficience des itinéraires techniques viticoles : intérêt et adaptations de l’analyse du cycle de vie pour la prise en compte des spécificités de la viticulture de qualité". Thesis, Angers, 2015. http://www.theses.fr/2015ANGE0002/document.
Pełny tekst źródłaIn order to contribute to the effort of eco-efficiency improvement of the wine sctor, especially in the Protected Denomination of Origin (PDO) contaxt, we worked to identify in which conditions Life Cycle Assessment (LCA) is an appropriate method for environmental assessment, at plot scale, of quality vineyard Technical Management Routes (TMRs), to permit the choice of the most eco-efficient technical operations and TMRs.A methodological framework for LCA suited to this objective was designed and tested on five real and contrasted TMRs, oriented towards a same qualitative objective. These cases were chosen thanks to an original statistical analysis chain, Typ-iti, on the basis of a survey, among the TMRs producing Chenin blanc grapes for PDO dry white wines in the Middle Lore Valley. Five groups were identified and characterized, threee in conventional viticulture, and two in organic viticulture.The methodological framework that was established includes i) the studied system definition including productive and non-productive phases, ii) the choice of the most suitable and available models for calculation of pollutant direct emissions in the vineyard, iii) the customization of the organic pesticide emision calculation model, Pest LCI 2.0, to viticulture specific needs iv) the inclusion of grape quality in the LCA by two functional units including an original grape quality index.LCA proves to be a method complex but powerful, usable at parcel scale for grape production TMRs choice. It revealed i) contrasted eco-efficiencies for the 5 contrasted TMRs, ii) the viticultural practices responsible for these contrasts, iii) solutions for eco-efficiency improvement and quantification of their eco-efficiency effects.The important effect of the production year on the results, highlighted here on one case, must be taken into account in any viticulture LCA. Numerous perspectives of methodological improvement are discussed here in order to increase relevance and completeness of the results as well as genericity of the method and its accessibility for viticulture development stakeholders
Cazals, Clarisse. "Analyse conventionnaliste des démarches environnementales volontaires : l'exemple de la viticulture et de l'arboriculture fruitière". Bordeaux 4, 2006. http://www.theses.fr/2006BOR40034.
Pełny tekst źródłaVoluntary Environmental Approaches (VEA) are considered as all the firm free contracts aiming at improving their environmental performance, beyond legal requirements, in the limits of a formal or informal system. The dynamics of their expansion and their diversity leads to open an economical and ecological work in order to analyse them, selecting the acceptibility criteria, rather than the ecological one. We present an analysis of the various conditions of VEA emergence and durability in the agricultural sector, especially in wine growing and fruit arboriculture. As a matter of fact, these two sectors are concerned by the non-point source pollution due to chemical products. In order to cope with this major environmental issue, the actors have chosen two VEA models : organic farming and integrated farming. Starting from the economics of conventions theoretical foundations, we build an analysis that fits with the environmental problem, articulating possible worlds of environmental protecting production and environmental conventions. It allows us to focus on the distinction between the two VEA types in both processes
Saint-Ges, Véronique. "Innovations environnementales dans la viticulture : une lecture économique du cas girondin". Bordeaux 4, 2006. http://www.theses.fr/2006BOR40030.
Pełny tekst źródłaBeauchet, Sandra. "Evaluation multicritère d'itinéraires techniques viticoles associant l'évaluation environnementale par Analyse du Cycle de Vie avec l'évaluation de la qualité du raisin. : Contribution au choix des pratiques pour une amélioration des itinéraires techniques viticoles". Electronic Thesis or Diss., Angers, 2016. http://www.theses.fr/2016ANGE0078.
Pełny tekst źródłaGrape production from PDO wines (Protected Designation of Origin) is subjected to tender specifications, imposing requirements in terms of performance, as well as practices and products quality. In addition to these requirements, the winemaker must now make its viticultural technical management routes evolve, to improve its environmental performances. But, defining actions guidelines for the improvement of viticultural practices based on environmental assessments and grape qualityis very complex, since each one of these assessments provide a significant number of indicators. The aim of the thesis is to construct an evaluation method that takes into consideration both evaluating the environmental performance of viticultural technical management routes with grape quality and assisting the winemaker and advisor to identify practices to ensure the best compromise between "environmental performance" and " product quality". This method allows to analyze a technical management route as well as to compare it to others. This method was developed and tested on five technical management routes with differentiated practices, on the Chenin Blanc grape variety in the middle Loire Valley, for two years with contrasted climates.The study helped (i) analyzing the Life Cycle Assessment (LCA) results specifically for viticulture, (ii) showing the importance of interannual variability in the results of environmental assessment by LCA. The work also led to the development of a model to explain the grapes quality linked with viticultural practices, and soil and climate factors, to study the potential impact of a practice change, on the grape quality evaluation. The CONTRA-QUALENVIC multi-criteria method construction for viticulture is the main outcome of this study, and includes (i) the construction of decision rules and mathematical functions to meet them, and (ii) experts’ meetings to characterize the criteria to aggregate and weight. The CONTRA-QUALENVIC method has been tested by comparing it to other methods.To conclude, the CONTRA-QUALENVIC method is an effective method for decision support as part of a continuous improvement of viticultural practices towards a better respect of the environment, while maintaining the grape quality
Flores, Shana Sabbado. "Viticulture durable dans le contexte du Brésil : une proposition". Thesis, Dijon, 2015. http://www.theses.fr/2015DIJOL009/document.
Pełny tekst źródłaThe thesis involves the proposition of a framework for the sustainability of viticulture in Brazil using a territorial approach built from two exploratory studies in Brazilian wine regions of Campanha Gaúcha and Vale do São Francisco based on preliminary studies. Those studies involved technical visits in three countries (France, Italy and Spain) and frameworks’ observations in another five (South Africa, Australia, New Zealand, USA and Chile). The framework proposed is called BaccuS. It is structured on a matrix basis, with an axis corresponding to dimensions and other to guidelines, both in ascending order of complexity and development. There are eighteen topics that represent areas to act to promote the sustainability in the wine territories. They articulate the five sustainability dimensions (environment, economic, social, political-institutional and territorial) and the four guidelines (management, articulation and cooperation, innovation and learning and sustainability). Each topic has indicators, in which factors to consider and practical examples in Brazil or internationally are detailed. Additionally, ten synthesis indicators specify initiatives or programs that can be implemented to impact positively on several indicators. The BaccuS framework can be applied in several scales, in the winery or the territory
A tese envolve a proposição de um protocolo para a sustentabilidade da vitivinicultura do Brasil com uma abordagem territorial a partir de dois estudos exploratórios na Campanha Gaúcha e no Vale do São Francisco baseados em pesquisas prévias. Essas pesquisas contaram com trabalho de campo em três países (França, Itália e Espanha) e observação de protocolo em outros cinco (África do Sul, Austrália, Nova Zelândia, Estados Unidos e Chile). O protocolo proposto é chamado BaccuS. É estruturado em forma matricial, com um eixo correspondendo a dimensões e outro a diretrizes, ambas em ordem crescente de complexidade e desenvolvimento. As cinco dimensões de sustentabilidade (ambiental, econômica, social, político-institucional e territorial) e as quatro diretrizes (gestão, articulação e cooperação, inovação e aprendizado e sustentabilidade) são articuladas por 18 temas, que representam áreas principais para a ação, de modo a promover a sustentabilidade no território do vinho. Cada tema possui indicadores, nos quais exemplos práticos de aplicação no Brasil ou internacionalmente são considerados. Além disso, dez indicadores de síntese indicam iniciativa ou programas que podem ser implantados e repercutir positivamente em diversos indicadores. O protocolo BaccuS pode ser aplicado em diversas escalas, na vinícola ou no território
Domange, Nicolas. "Etude des transferts de produits phytosanitaires à l'échelle de la parcelle et du bassin versant viticole (Rouffach, Haut-Rhin)". Université Louis Pasteur (Strasbourg) (1971-2008), 2005. https://publication-theses.unistra.fr/public/theses_doctorat/2005/DOMANGE_Nicolas_2005.pdf.
Pełny tekst źródłaTo understand transfers of pesticides, the catchment of Rouffach (Haut-Rhin, France) and two plots inside (weeded chemically in a full and grassed inter-row on two with weeding on the row) are equipped to quantify the fluxes of 17 active matters in continuously during approximately 6 months per year. The measurement instrumentation of the site is validated by identifying the possible sources of errors (uncertainty and bias) during the evaluation of the pesticide concentration. From a method of decomposition of the measurement acquisition and experiments, we evaluate bias associated with data. The results achieved over the two years of monitoring (2003-2004) with opposite rainfalls enable us to emphasize the principal processes implied in pesticide transfers on this type of medium. All the compounds are detected at least once in 2003 or 2004. The average concentrations of the majority of the pesticides are strong after the first episodes according to application. But the pluviometric factors can make increase strongly the concentrations even several months after the application if the molecules are still mobilizable by runoff. The majority of the compounds are also detected during events with runoff on the impermeable zones, without plot runoff. The unfavourable factors mainly explaining the strong concentrations measured for some pesticides would be an input generalized in time and space and/or properties supporting a durable availability in the zone of interface soil-runoff. We finally validated, by using a simplified hydrological model, the assumption that the response time of the pesticide can be influenced, after the first major event, by the space distribution of the compound input(s) in a prevalent way and, for the following events, by the space distribution plus the pesticide state (desorption/degradation) moving in time according to its characteristics. The total fluxes exported with runoff at catchment outlet spread from 0 to 0,62 % of the applied quantity. The critical events from their hydrological characteristics (intensity, duration) and their situation with respect to the inputs constitute the main part of the exported quantities. The comprehension of pesticides behaviour enables us to propose solutions to limit pesticides transfers at catchment scale
Bozon, Nicolas. "Coupling atmospheric dispersion model and Geographical Information Systems : application to pesticide spray drift". Montpellier 2, 2009. http://www.theses.fr/2009MON20255.
Pełny tekst źródłaAtmospheric pollution due to agricultural pesticide for viticulture is a major concern today, regarding both public health, sustainable agriculture and ecosystems quality monitoring. Atmospheric dispersion modeling and the use of geographic information systems allow us to spatially quantify the atmospheric pollution on a given area. This thesis is based on the coupling of an atmospheric dispersion model and a geographic information system, in order to predict and map atmospheric pollution after pesticide spraying applications. Implementations of digital elevation models and scale changes into the reduced order modeling are described and illustrated. The resulting simulation platform is presented as a Quantum GIS software plugin, thus exploring the Open Source GIS capabilities to implement complex physical models. The platform is finally used on a typical Souther French wine-growing area, and a pollution risk analysis scenario is proposed
Delenne, Carole. "Extraction et caractérisation des vignes à partir de données de télédétection à très haute résolution spatiale : application en Languedoc-Roussillon pour la constitution de bases de données géographiques". Paris, ENGREF, 2006. https://pastel.archives-ouvertes.fr/tel-00130407.
Pełny tekst źródłaThis work aims to meet the vineyard managers' needs for information, using very high spatial resolution aerial images. Three methods have been developed and compared for vine plot detection. They are based on oriented and periodical texture recognition using either a cooccurrence analysis (Haralick's contrast index) or a frequency analysis (Fourier transform and Gabor's filters). The Fourier transform calculation on a sliding window provides the best results with plot segmentation in polygons as well as a precise estimation of row orientation and interrow distance. These characteristics enable the extraction and detailed study of each vine row, designed to: 1) improve definition of plots contours, 2) detect missing vine plants and 3) characterize inter-rows. Most of the users' needs have been met during this PhD study thanks to the implementation of a semi-automatic tool for vine plot detection, segmentation and characterization