52 results match your criteria: "Institute of Agrifood Research and Technology (IRTA) Agronòms Lleida[Affiliation]"

Breeding animals to produce more robust and disease-resistant pig populations becomes a complementary strategy to the more conventional methods of biosecurity and vaccination. The objective of this study was to explore the ability of a panel of genetic markers and immunity parameters to predict the survival rates during a natural PRRSV outbreak. Ten-week-old female Duroc pigs (n = 129), obtained from 61 sows and 20 boars, were naturally infected with a highly pathogenic PRRSV genotype 1 strain.

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  • Growing concerns about health, animal welfare, and environmental impact are driving interest in plant-based foods, which prompted a study on consumer preferences regarding innovative legume-based gnocchi among 127 Spanish consumers.
  • Most participants showed high environmental awareness and trust in plant-based products, but their willingness to pay (WTP) was only moderate and negatively affected by taste testing.
  • The study provides valuable insights for producers and marketers of plant-based foods in Spain, highlighting factors that influence consumer behavior and suggesting the need for additional research to further understand these dynamics.
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  • Extracellular vesicles (EVs) from virus-infected cells could aid in vaccine development by encapsulating viral peptides and indicating tissue changes in infections.
  • Blood samples from severe COVID-19 patients, mild cases, and uninfected healthcare workers were collected to analyze the molecular characteristics of EVs and identify suitable vaccine peptides.
  • Despite the expectation to find viral peptides, the proteomic analysis revealed no such findings, but highlighted a diverse EV cargo linked to inflammation and viral replication, suggesting EVs play a significant role in COVID-19 pathology.
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This study examined the effects of late sowing, water restrictions, and interannual weather variations on wheat grain yield and quality through field trials in Spain over two growing seasons. Delayed sowing and water scarcity significantly reduced yields, with grain quality mainly affected under rainfed conditions. Early-maturing varieties performed better in these conditions, benefiting from lower temperatures and extended grain-filling periods, leading to higher solar radiation interception, potentially increased photosynthetic activity, and improved yields.

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Fortification of Orange and Apple Juices with Ferulic Acid: Implications for Food Safety and Quality.

Foods

October 2024

Institute of Agrifood Research and Technology, IRTA, Postharvest, Edifici Fruitcentre, Parc Agrobiotech Lleida, Parc de Gardeny, 25003 Lleida, Catalonia, Spain.

Article Synopsis
  • Growing consumer demand for healthier foods has sparked interest in natural ingredients like ferulic acid, which has various health benefits, including antimicrobial and antioxidant properties.
  • A study investigated the effectiveness of ferulic acid in reducing Listeria in ready-to-eat orange and apple juices, showing that it decreased microbial levels without affecting the natural bacteria present.
  • While ferulic acid improved antioxidant capacity and increased total phenolic content in the juices, it negatively influenced flavor, resulting in lower consumer satisfaction scores compared to control juices.
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Thrips constitute one of the main nectarine pests, with damage either in flowering or before harvesting (silvering). Several species are associated with damage to flowers, but (Pergande) (Thysanoptera: Thripidae) is the main species associated with summer damage in Europe. Tree canopies of nectarine orchards under organic and integrated management were sampled in Lleida and Girona at four key moments of the season (bud burst, full flowering, fruit setting stage, and colorization of the fruit) during 2021 and 2022 to determine the species composition in the area and the damage caused during fruit maturation.

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Fundamentals of Edible Coatings and Combination with Biocontrol Agents: A Strategy to Improve Postharvest Fruit Preservation.

Foods

September 2024

Institute of Agrifood Research and Technology (IRTA), Postharvest, Edifici Fruitcentre, Parc Agrobiotech Lleida, Parc de Gardeny, 25003 Lleida, Spain.

Challenges in global food supply chains include preserving postharvest quality and extending the shelf life of fruits and vegetables. The utilization of edible coatings (ECs) combined with biocontrol agents (BCAs) represents a promising strategy to enhance the postharvest quality and shelf life of these commodities. This review analyzes the most recent developments in EC technologies and their combination with BCAs, highlighting their synergistic effects on postharvest pathogen control and quality maintenance.

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Sensory optimization of gluten-free hazelnut omelette and sugar-modified chestnut pudding: A free choice profiling approach for enhanced traditional recipe formulations.

J Food Sci

September 2024

Institute of Agrifood Research and Technology (IRTA), Postharvest Programme, Edifici Fruitcentre, Parc Agrobiotech Lleida, Lleida, Catalonia, Spain.

The Mediterranean region is distinguished by its gastronomic diversity and a wide variety of indigenous nut crops. In line with changing global food consumers' preferences, a noteworthy aspect is the increasing demand to the use of local varieties in recipe formulation. The aim of the present study was to incorporate the Terra Fria chestnut (Portugal) and Negreta hazelnut from Reus (Spain) in traditional Mediterranean recipes.

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In the dynamic landscape of agriculture and food science, incorporating emergent crops appears as a pioneering solution for diversifying agriculture, unlocking possibilities for sustainable cultivation and nutritional bolstering food security, and creating economic prospects amid evolving environmental and market conditions with positive impacts on human health. This review explores the potential of utilizing emergent crops in Mediterranean environments under current climate scenarios, emphasizing the manifold benefits of agricultural and food system diversification and assessing the impact of environmental factors on their quality and consumer health. Through a deep exploration of the resilience, nutritional value, and health impacts of neglected and underutilized species (NUS) such as quinoa, amaranth, chia, moringa, buckwheat, millet, teff, hemp, or desert truffles, their capacity to thrive in the changing Mediterranean climate is highlighted, offering novel opportunities for agriculture and functional food development.

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Is calcium deficiency the real cause of bitter pit? A review.

Front Plant Sci

June 2024

School of Integrative Plant Sciences, Horticulture Section, New York State Agricultural Experiment Station, Cornell University, Geneva, NY, United States.

Bitter pit is a disorder affecting the appearance of apples. Susceptibility is genetically controlled by both the cultivar and rootstock, with both environmental and horticultural factors affecting its severity and proportional incidence. Symptoms appear more frequently at the calyx end of the fruit and consist of circular necrotic spots, which take on a "corky" appearance visible through the peel.

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A gibberellin-assisted study of the transcriptional and hormonal changes occurring at floral transition in peach buds (Prunus persica L. Batsch).

BMC Plant Biol

July 2024

Department of Agronomy, Food, Natural resources, Animals and Environment - DAFNAE, University of Padova, Agripolis, Viale dell'università 16, Legnaro, PD, 35020, Italy.

Background: Flower load in peach is an important determinant of final fruit quality and is subjected to cost-effective agronomical practices, such as the thinning, to finely balance the sink-source relationships within the tree and drive the optimal amount of assimilates to the fruits. Floral transition in peach buds occurs as a result of the integration of specific environmental signals, such as light and temperature, into the endogenous pathways that induce the meristem to pass from vegetative to reproductive growth. The cross talk and integration of the different players, such as the genes and the hormones, are still partially unknown.

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Frost Damage Mitigation in Flowers and Fruitlets of Peach and Almond from the Application of a Multi-Attribute Approach Biostimulant.

Plants (Basel)

June 2024

Fruit Production Program, IRTA-Institute of Agrifood Research and Technology, Park Agrobiotech, Fruitcentre Building, E-25003 Lleida, Spain.

To prevent frost damage in fruit trees, growers employ passive and active methods, and one of these second methods is the use of biostimulant compounds against abiotic stress. In this study, two trials were conducted to evaluate the effectiveness of a multi-attribute approach biostimulant-containing α-tocopherol, boron, and glycols, in peach ('UFO-4' cultivar) and almond ('Vairo' cultivar) trees. In a first trial, one-year-old shoots with flowers were collected after 24 h, 48 h, and 96 h of the biostimulant applications.

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Instrumentation plays a key role in modern horticulture. Thus, the microtensiomenter, a new plant-based sensor that continuously monitors trunk water potential (Ψ) can help in irrigation management decisions. To compare the response of the Ψ with other continuous tree water status indicators such as the sap flow rate, the difference between canopy and air temperatures, or the variations of the trunk and fruit diameter, all the sensors were installed in 2022 in a commercial orchard of 'Honeycrisp' apple trees with M.

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Volatile organic compounds (VOCs) are responsible for the antagonistic activity exerted by different biological control agents (BCAs). In this study, VOCs produced by strain 117-2b were tested against two kiwifruit fungal postharvest pathogens: and , through and assays. results demonstrated that 117-2b VOCs inhibit mycelial growth of and by 56% and 42.

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Background: The global burden of antimicrobial resistance demands additional measures to ensure the sustainable and conscious use of antimicrobials. For the swine industry, the post-weaning period is critical and for many years, antimicrobials have been the most effective strategy to control and treat post-weaning related infections. Among them, post-weaning diarrhea causes vast economic losses, as it severely compromises piglets' health and growth performance.

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The valorization of agri-food products not only represents important economic and environmental benefits but can also be a source of potentially profitable, functional, and safe ingredients. This study aimed to valorize peach fruit and wine lees (WL) by producing functional juice. WL were incorporated at different concentrations (1.

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Europe imports large amounts of soybean that are predominantly used for livestock feed, mainly sourced from Brazil, USA and Argentina. In addition, the demand for GM-free soybean for human consumption is project to increase. Soybean has higher protein quality and digestibility than other legumes, along with high concentrations of isoflavones, phytosterols and minerals that enhance the nutritional value as a human food ingredient.

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The comeback of wheat stem rust in Europe, caused by f. sp. , and the prevalence of the alternate (sexual) host in local areas have recently regained attention as a potential threat to European wheat production.

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Selection of a Probiotic for Its Potential for Developing a Synbiotic Peach and Grape Juice.

Foods

January 2024

Institute of Agrifood Research and Technology (IRTA), Postharvest Program, Edifici Fruitcentre, Parc Agrobiotech Lleida, Parc de Gardeny, 25003 Lleida, Spain.

Due to recent interest in the potential of probiotics as health promoters and the impact of health and environmental concerns on eating habits, non-dairy probiotic food products are required. This study aimed to evaluate the viability of different probiotic microorganisms in peach and grape juice (PGJ) with or without the prebiotic inulin and their antimicrobial activity against the foodborne pathogen and the juice spoilage microorganism . Firstly, the viability of seven probiotic strains was studied in PGJ with an initial concentration of 10 CFU/mL for 21 days at 4 °C and for 3 days at 37 °C.

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The present dataset comprises a collection of RGB-D apple tree images that can be used to train and test computer vision-based fruit detection and sizing methods. This dataset encompasses two distinct sets of data obtained from a Fuji and an Elstar apple orchards. The Fuji apple orchard sub-set consists of 3925 RGB-D images containing a total of 15,335 apples annotated with both modal and amodal apple segmentation masks.

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A collection of 34 melanized fungi isolated previously from anthropogenic contaminated sites were assessed for their tolerance to toxic concentrations of As(V) and Cr(VI) anions. Three strains of the species , , and (Chaetothyriales) were identified as hyper-metallotolerant, with estimated IC values that ranged from 11.2 to 16.

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This study considers critical aspects of water management and crop productivity in wheat cultivation, specifically examining the daily cumulative actual evapotranspiration (ETa). Traditionally, ETa surface energy balance models have provided estimates at discrete time points, lacking a holistic integrated approach. Field trials were conducted with 22 distinct wheat varieties, grown under both irrigated and rainfed conditions over a two-year span.

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Introduction: Climate change poses significant challenges to agriculture, impacting crop yields and necessitating adaptive strategies in breeding programs. This study investigates the genetic yield progress of wheat varieties in Catalonia, Spain, from 2007 to 2021, and examines the relationship between genetic yield and climate-related factors, such as temperature. Understanding these dynamics is crucial for ensuring the resilience of wheat crops in the face of changing environmental conditions.

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Assessing consumers' preferences for beef and lamb meat linked to wildfire prevention services.

Meat Sci

December 2023

Forest Science and Technology Centre of Catalonia (CTFC), Ctra. St. Llorenç de Morunys km 2, 25280, Solsona, Lleida, Spain; Georg-August-Universität, Department of Agricultural Economics and Rural Development, Platz der Göttinger Sieben, 5, Göttingen D-37073, Germany. Electronic address:

Meat from silvopastoral systems, due to its provision of numerous ecosystem services such as wildfire risk reduction in Mediterranean forests, can address societal growing demands for meat produced with lower environmental impacts. Differentiation of meat from these systems may contribute to their economic sustainability and hence to reverse their decline in the Mediterranean. This study investigated consumer preferences and willingness-to-pay (WTP) for beef and lamb meat from silvopastoral systems associated to the provision of wildfire prevention service and explored two alternative ways of labelling this service.

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This study is aimed at evaluating the effect of reducing stocking density and using cooling systems to mitigate the negative effects of high temperatures in growing pigs (females and castrated males) reared in intensive conditions (from 25 to 100 kg) during summer (June to October 2020). The experimental design was a 2 × 2 factorial where pigs were provided with an evaporative cooling system and/or raised at regular or at lower stocking densities (i.e.

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