Results 11 to 20 of about 90,069 (258)

Multispectral and Thermal Sensors Onboard UAVs for Heterogeneity in Merlot Vineyard Detection: Contribution to Zoning Maps

open access: yesRemote Sensing, 2023
This work evaluated the ability of UAVs to detect field heterogeneity and their influences on vineyard development in Yepes (Spain). Under deficit irrigation, vine growth and yield variability are influenced by soil characteristics such as water holding ...
Luz K. Atencia Payares   +6 more
doaj   +1 more source

The Diagnosis and Recommendation Integrated System (DRIS) – First Aproach for the Establishment of Norms for Vineyards in Portugal [PDF]

open access: yesCiência e Técnica Vitivinícola, 2015
The Diagnosis and Recommendation Integrated System (DRIS) is an alternative tool for the evaluation of nutritional status and fertilizer recommendation of several crops.
Carneiro Anabela   +3 more
doaj   +1 more source

Efficiency of Using Superabsorbent Polymers in Reducing Mineral Fertilizer Rates Applied in Autumn Royal Vineyards

open access: yesHorticulturae, 2023
Superabsorbent polymers (SAPs) addition to soil enhances the properties of soil and increase plant yields. Investigation of the efficacy of SAPs to reduce the rate of mineral fertilizers and produce high-quality grapes was the study’s main goal.
Mervat A. Ali   +4 more
doaj   +1 more source

Fungal Diseases in Two North-West Spain Vineyards: Relationship with Meteorological Conditions and Predictive Aerobiological Model

open access: yesAgronomy, 2020
Grey mould, powdery mildew, and downy mildew are the most frequent fungal diseases among vineyards worldwide. In the present study, we analysed the influence of the fungi causing these diseases (Botrytis, Erysiphe, and Plasmopara, respectively) on two ...
Jose A. Cortiñas Rodríguez   +4 more
doaj   +1 more source

Evaluation of Penman-Monteith Model Based on Sentinel-2 Data for the Estimation of Actual Evapotranspiration in Vineyards

open access: yesRemote Sensing, 2021
Water scarcity is one of the most important problems of agroecosystems in Mediterranean and semiarid areas, especially for species such as vineyards that largely depend on irrigation.
Víctor García-Gutiérrez   +3 more
doaj   +1 more source

Experimenting Agriculture 4.0 with Sensors: A Data Fusion Approach between Remote Sensing, UAVs and Self-Driving Tractors

open access: yesSensors, 2022
Geomatics is important for agriculture 4.0; in fact, it uses different types of data (remote sensing from satellites, Unmanned Aerial Vehicles-UAVs, GNSS, photogrammetry, laser scanners and other types of data) and therefore it uses data fusion ...
Vincenzo Barrile   +4 more
doaj   +1 more source

Spectrum of Gastroenteropancreatic NENs in Routine Histological Examinations of Bioptic and Surgical Specimen: A Study of 161 Cases Collected from 17 Departments of Pathology in the Czech Republic

open access: yesGastroenterology Research and Practice, 2014
Objective. To characterize GEP-NENs in routine biopsies and surgical specimen in the Czech Republic and to evaluate how WHO Classification (2010) is acceptable in diagnostic practice. Methods.
Václav Mandys, Tomáš Jirásek
doaj   +1 more source

Mineral composition through soil-wine system of portuguese vineyards and its potential for wine traceability [PDF]

open access: yes, 2018
The control of geographic origin is one of a highest priority issue regarding traceability and wine authenticity. The current study aimed to examine whether elemental composition can be used for the discrimination of wines according to geographical ...
Brady   +13 more
core   +1 more source

A Fresh Look at Grape Powdery Mildew (Erysiphe necator) A and B Genotypes Revealed Frequent Mixed Infections and Only B Genotypes in Flag Shoot Samples

open access: yesPlants, 2020
Erysiphe necator populations, causing powdery mildew of grapes, have a complex genetic structure. Two genotypes, A and B, were identified in most vineyards across the world on the basis of fixed single nucleotide polymorphisms (SNPs) in several DNA ...
Anett Csikós   +4 more
doaj   +1 more source

Varying Responses of Invertebrates to Biodynamic, Organic and Conventional Viticulture

open access: yesFrontiers in Conservation Science, 2022
Alternative farming methods must be deployed to mitigate the detrimental impacts of intensive agriculture on climate, biodiversity, and ecosystem services.
Laura Bosco   +8 more
doaj   +1 more source

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