28 research outputs found

    Survey and Trend of Some Zoometric Parameters Correlated to the Growth of Male Subjects of Mediterranean Italian Buffalo for Meat Production

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    In this study was evaluated the presence of hereditary disposition to meat production in Mediterranean Italian buffaloes through the analysis of variation of certain important parameters related to the production of meat, in 40 young subjects having the same age. The parameters studied were: live weight, daily weight gain (DWG), withers height, thoracic circumference and trunk length. These values were investigated by controls every 21 days during the period ofmajor growth of the animals, that is from the 240th day of life up to the attainment of slaughter weight. This work has pointed out that there are significant differences in growth between animals of the same age. The data suggested that hasn't yet been made any selection about the presence of hereditary disposition to meat production in Mediterranean Italian Buffalo

    Nutrition behaviour and compliance with the Mediterranean diet pyramid recommendations: an Italian survey-based study.

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    Purpose Adopting a Mediterranean-like dietary pattern may help in preventing several chronic diseases. We assessed the eating behaviour and compliance with the Mediterranean diet pyramid recommendations in Italy

    correction to nutrition behaviour and compliance with the mediterranean diet pyramid recommendations an italian survey based study

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    The article "Nutrition behaviour and compliance with the Mediterranean diet pyramid recommendations: an Italian survey‑based study", written by "Renata Bracale, Concetta M. Vaccaro, Vittoria Coletta, Claudio Cricelli, Francesco Carlo Gamaleri, Fabio Parazzini and Michele Carruba" was originally published electronically on the publisher's internet portal on 8th November 2019 without open access

    Regeneration of Exhausted Palladium-Based Membranes: Recycling Process and Economics

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    The aim of the present work is the recycling treatment of tubular α-Al2O3-supported ceramic membranes with a Pd/Ag selective layer, employed in hydrogen production with integrated CO2 capture. A nitric acid leaching treatment was investigated, and recovered ceramic supports were characterized, demonstrating their suitability for the production of novel efficient membranes. The main objective was the metal dissolution that preserved the support integrity in order to allow the recovered membrane to be suitable for a new deposition of the selective layer. The conditions that obtained a satisfactory dissolution rate of the Pd/Ag layer while avoiding the support to be damaged are as follows: nitric acid 3 M, 60 °C and 3.5 h of reaction time. The efficiency of the recovered supports was determined by nitrogen permeance and surface roughness analysis, and the economic figures were analysed to evaluate the convenience of the regeneration process and the advantage of a recycled membrane over a new membrane. The experimentation carried out demonstrates the proposed process feasibility both in terms of recycling and economic results.This research has received funding from the European Union’s Horizon 2020 research and innovation programme under grant agreement no. 760944 (MEMBER project)

    The structure and function of the global citrus rhizosphere microbiome

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    Citrus is a globally important, perennial fruit crop whose rhizosphere microbiome is thought to play an important role in promoting citrus growth and health. Here, we report a comprehensive analysis of the structural and functional composition of the citrus rhizosphere microbiome. We use both amplicon and deep shotgun metagenomic sequencing of bulk soil and rhizosphere samples collected across distinct biogeographical regions from six continents. Predominant taxa include Proteobacteria, Actinobacteria, Acidobacteria and Bacteroidetes. The core citrus rhizosphere microbiome comprises Pseudomonas, Agrobacterium, Cupriavidus, Bradyrhizobium, Rhizobium, Mesorhizobium, Burkholderia, Cellvibrio, Sphingomonas, Variovorax and Paraburkholderia, some of which are potential plant beneficial microbes. We also identify over-represented microbial functional traits mediating plant-microbe and microbe-microbe interactions, nutrition acquisition and plant growth promotion in citrus rhizosphere. The results provide valuable information to guide microbial isolation and culturing and, potentially, to harness the power of the microbiome to improve plant production and health

    How future surgery will benefit from SARS-COV-2-related measures: a SPIGC survey conveying the perspective of Italian surgeons

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    COVID-19 negatively affected surgical activity, but the potential benefits resulting from adopted measures remain unclear. The aim of this study was to evaluate the change in surgical activity and potential benefit from COVID-19 measures in perspective of Italian surgeons on behalf of SPIGC. A nationwide online survey on surgical practice before, during, and after COVID-19 pandemic was conducted in March-April 2022 (NCT:05323851). Effects of COVID-19 hospital-related measures on surgical patients' management and personal professional development across surgical specialties were explored. Data on demographics, pre-operative/peri-operative/post-operative management, and professional development were collected. Outcomes were matched with the corresponding volume. Four hundred and seventy-three respondents were included in final analysis across 14 surgical specialties. Since SARS-CoV-2 pandemic, application of telematic consultations (4.1% vs. 21.6%; p < 0.0001) and diagnostic evaluations (16.4% vs. 42.2%; p < 0.0001) increased. Elective surgical activities significantly reduced and surgeons opted more frequently for conservative management with a possible indication for elective (26.3% vs. 35.7%; p < 0.0001) or urgent (20.4% vs. 38.5%; p < 0.0001) surgery. All new COVID-related measures are perceived to be maintained in the future. Surgeons' personal education online increased from 12.6% (pre-COVID) to 86.6% (post-COVID; p < 0.0001). Online educational activities are considered a beneficial effect from COVID pandemic (56.4%). COVID-19 had a great impact on surgical specialties, with significant reduction of operation volume. However, some forced changes turned out to be benefits. Isolation measures pushed the use of telemedicine and telemetric devices for outpatient practice and favored communication for educational purposes and surgeon-patient/family communication. From the Italian surgeons' perspective, COVID-related measures will continue to influence future surgical clinical practice

    Evaluating Carbon Stock Changes in Forest and Related Uncertainty

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    For the evaluation of changes in the carbon stock of living biomass, two methods are reported in the Good Practice Guidance for Land Use, Land-Use Change, and Forestry: (1) the default method, which requires the biomass carbon loss to be subtracted from the biomass carbon increment for the reporting year; and (2) the stock change method, which requires two consecutive biomass carbon stock inventories for a given forest area at two points in time. We used three methods to estimate above-ground biomass: (1) application of allometric equations, (2) constant BEF (biomass expansion factor), and (3) age-dependent BEF, following which we evaluated the changes in carbon stock and the related uncertainty. Our study was carried out in a Douglas fir plantation composed of plots with three different planting densities, monitored at three different ages (15, 25, and 40 years old). Results showed the highest uncertainty in the estimates based on the constant BEF, whereas the use of allometric equations led to the lowest uncertainty in the estimates. With a constant BEF, it is usually difficult to obtain a reliable value for the whole tree biomass because stem proportion increases with tree size at the expense of the other components. The age-dependent BEFs aim to reduce the bias representing the actual change in stock, thus we found a lower uncertainty in the estimates by using this method compared to the constant BEF. The default method had the highest uncertainty (35.5–48.1%) and gave an estimate higher by almost double compared to the stock change method, which had an uncertainty ranging from 2.9% (estimated by the allometric equation) to 3.4% (estimated by the constant BEF)

    Monitoraggio di plantule di abete bianco a Mongiana

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    L’abete bianco (Abies alba, Miller), specie arborea strutturante dell’habitat prioritario 9220*, nell’ambito della fitocenosi abete-faggio, è in uno stato di evidente regressione in numerose regioni europee. Il graduale e progressivo declino della specie si osserva anche in Italia ed in particolare nella regione Calabria dove è stato avviato dall’Istituto per i Sistemi Agricoli e Forestali del Mediterraneo (ISAFOM) di Rende (Cs) del Consiglio Nazionale delle Ricerche (CNR), una campagna di misure finalizzata a seguire nel tempo il processo di affermazione della rinnovazione di Abies alba per la ricostituzione del bosco misto abete-faggio. In questa nota si presentano alcune micro-aree sperimentali, nelle Serre Calabresi (VV), dove è in corso di realizzazione il monitoraggio delle piantine di abete bianco (Abies alba, Miller) e di faggio (Fagus sylvatica, L.). Il recupero e la successiva evoluzione del sistema verso tale fitocenosi diviene, la forza trainante per ricomporre l’efficienza ecologica di questo originario ecosistema climax del piano forestale calabrese
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