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Do non-target species visit feeders and water troughs targeting small game?A study from farmland Spain using camera-trapping

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Integrative Zoology 2021年第2期16卷 226-239页

作者： joséA.ARMENTEROS jesús CARO Carlos SÁNCHEZ-garcÍA Beatriz ARROYO joséA.PÉREZ Vicente RGAUDIOSO Emilio j.TIZADO Department of Animal Production Research Group on Game Species Breeding and ManagementUniversity of LeónLeónSpain Instituto de Investigación en Recursos Cinegéticos(IREC CSIC-UCLM-JCCM)Ciudad RealSpain Fundación Artemisan Ciudad RealSpain Department of Biodiversity and Environmental Management University of LeónPonferradaSpain

Provision of food and water is a widespread tool implemented around the world for the benefit of game and other wildlife,but factors affecting the use of food and water by non-target species are poorly *** evaluated visits to feeders and water troughs by non-game species using camera-traps in two separate areas of *** and water troughs were either“protected”(when surrounded by more than 50%of shrubs/forest)or“open”(in the opposite case).A total of 18948 photos from 5344 camera-trapping days depicted animals,and 75 species were *** and water troughs were visited by target species(partridges and lagomorphs,55.3%of visits)and non-target species(44.7%of visits).Among the latter,corvids were themost common(46.1%of visits),followed by rodents(26.8%),other birds(23.6%,mainly passerines),columbids(1.9%),and other species at minor *** highest proportion of visiting days to feeders and water troughs was from corvids(0.173)followed by otherbirds(0.109)and rodents(0.083);the lowest proportion was recorded for columbids(0.016).Use intensity and visit frequency of water troughs tripled that recorded in feeders,and visits to open feeders/troughs were approximately twice those to protected *** summary:feeders and water troughs targeting small game species are also used regularly by non-target ones;they should be set close to cover to optimize their use by non-target species that are not competitors of target species(though corvids may visit them);water availability should be prioritized where drought periods are expected.

关键词： camera-trapping feeding game species management watering wildlife

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A new approach for visual identification of orange varieties using neural networks and metaheuristic algorithms

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Information Processing in Agriculture 2018年第1期5卷 162-172页

作者： Sajad Sabzi Yousef Abbaspour-Gilandeh Ginés garcía-Mateos Department of Biosystems Engineering College of AgricultureUniversity of Mohaghegh ArdabiliArdabilIran Computer Science and Systems Department University of Murcia30100 EspinardoMurciaSpain

Accurate classification of fruit varieties in processing factories and during post-harvesting applications is a challenge that has been widely *** paper presents a novel approach to automatic fruit identification applied to three common varieties of oranges(Citrus sinensis L.),namely Bam,Payvandi and Thomson.A total of 300 color images were used for the experiments,100 samples for each orange variety,which are publicly *** segmentation,263 parameters,including texture,color and shape features,were extracted from each sample using image *** them,the 6 most effective features were automatically selected by using a hybrid approach consisting of an artificial neural network and particle swarm optimization algorithm(ANN-PSO).Then,three different classifiers were applied and compared:hybrid artificial neural network–artificial bee colony(ANN-ABC);hybrid artificial neural network–harmony search(ANN-HS);and k-nearest neighbors(kNN).The experimental results show that the hybrid approaches outperform the results of *** average correct classification rate of ANN-HS was 94.28%,while ANN-ABS achieved 96.70%accuracy with the available data,contrasting with the 70.9%baseline accuracy of ***,this new proposed methodology provides a fast and accurate way to classify multiple fruits varieties,which can be easily implemented in processing *** main contribution of this work is that the method can be directly adapted to other use cases,since the selection of the optimal features and the configuration of the neural network are performed automatically using metaheuristic algorithms.

关键词： Computer vision Fruits classification Hybrid neural networks Image processing Metaheuristic algorithms

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Optimization of room-and-pillar dimensions using automated numerical models

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International journal of Mining Science and Technology 2019年第5期29卷 797-801页

作者： Gian Franco Napa-garcía Tais Renata Camara Vidal Félix Navarro Torres Mining Instituto Tecnológico ValeSanta LuziaMG 33040-900Brazil Exploration and Mineral Projects VALE S.A.Santa LuziaMG 33040-900Brazil

This paper presents an optimization methodology for the geometric configuration of a room–and–pillar mining project,considering safety and operational restrictions while maximizing ore *** underground manganese mine was chosen as a case study to investigate the capabilities of the presented methodology.A software package(OPTIMINE)was implemented to address the computational demand in an automated ***–dimensional finite difference analyses were performed in FLAC3D and used as implicit functions to consider safety in terms of the factor of safety and room *** obtained results showed that recovery could be increased from 44%to more than 80%in a safe manner.

关键词： Optimization Safety Room and pillar mining Ore recovery 3D numerical modeling

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Determination of the ground vibration attenuation law from a singleblast: A particular case of trench blasting

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journal of Rock Mechanics and Geotechnical Engineering 2021年第5期13卷 1182-1192页

作者： Rafael Rodríguez Laura garcía de Marina Marc Bascompta Cristóbal Lombardía Department of Mining Exploitation and Prospecting School of MiningEnergy and Materials EngineeringUniversity of OviedoIndependencia 13Oviedo33004Spain Department of Mining Industrial and ICT EngineeringPolytechnic University of Catalonia(UPC)ManresaAv.Bases de Manresa61-73Barcelona08242Spain Perforaciones Noroeste S.A Longoria Carbajal No.3Oviedo33004Spain

The general transmissivity law of ground vibrations was studied,and a user-friendly methodology for determining the behavior of vibrations generated in any rock mass is *** study was based on a single blast in a trench excavation,analyzing the vibration components recorded from two fixed *** attenuation law and the main variables according to the legal requirements,frequency and peak particle velocity(PPV),are defined with this novel method,achieving a high confidence level in a simple *** proposed approach can also have an important impact in terms of reducing the potential consequences of vibrations for the surrounding construction and achieving the required definition of rock *** the cost and time in many projects where blasting techniques are applied is particularly useful for the design of future blasts.

关键词： Empirical analysis Blasting Ground vibration Trenching Wave propagation

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Avian responses to an extreme weather event:The case of the‘Filomena’snowstorm in Madrid(central Spain)

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Avian Research 2024年第2期15卷 180-186页

作者： Carlos Lazaro Carlos Sanchez-garcía Fabian Casas E.jorge Tizado Department of Research Fundacion Artemisan13001 Ciudad RealSpain Department of Zoology Faculty of SciencesUniversity of GranadaGranadaSpain Department of Biodiversity and Environmental Management Universidad de Leon24401 PonferradaSpain

Cold spells and severe weather may have detrimental effects in wild birds,but owing to the stochastic nature of these events,it is not always possible to measure their *** january 2021,a strong snowstorm known as‘Filomena’affected Spain,mainly the region of Madrid(Central Spain),which was fully covered with snow and suffered freezing temperatures for a *** bird surveys conducted in the winter-spring of 2020 and 2021(before and after Filomena)at same locations,we addressed the possible impact of the cold spell in three widespread gamebirds:Wood Pigeon(Columba palumbus),Eurasian Magpie(Pica pica)and Red-legged Partridge(Alectoris rufa).No significant abundance differences were found between years for none of the species and hunting pressure was only significantly reduced for Partridges,hence this species may have been negatively affected by *** suggest that in response to Filomena,Pigeons conducted partial migration in search of better conditions,while Magpies aggregated in certain areas of Madrid and Partridges endured the harsh conditions within their home *** results highlight the importance to alleviate negative impacts of extreme weather events in wild birds through management actions,especially for sedentary species.

关键词： Alectoris rufa Climate change Cold spell Columba palumbus Migration Pica pica Winter

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Multi-temporal NDVI analysis using UAV images of tree crowns in a northern Mexican pine-oak forest

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journal of Forestry Research 2023年第6期34卷 1855-1867页

作者： joséLuis Gallardo-Salazar Marcela Rosas-Chavoya Marín Pompa-garcía Pablito Marcelo López-Serrano Emily garcía-Montiel Arnulfo Meléndez-Soto Sergio Iván jiménez-jiménez Instituto de Investigaciones Agropecuarias y Forestales Universidad Michoacana de San Nicolás de Hidalgo(UMSNH)58330 MoreliaMichoacánMexico Programa Institucional de Doctorado en Ciencias Agropecuarias y Forestales Universidad Juárez del Estado de DurangoRío Papaloapan y Blvd.DurangoValle del Sur s/n34120 DurangoDurangoMéxico Facultad de Ciencias Forestales Universidad Juárez del Estado de DurangoRío Papaloapan y Blvd.DurangoValle del Sur s/n34120 DurangoDurangoMéxico Instituto de Silvicultura e Industria de la Madera Universidad Juárez del Estado de DurangoBoulevard del Guadiana 501Ciudad UniversitariaTorre de Investigación34120 DurangoMéxico INIFAP-CENID RASPA Centro Nacional de Investigación Disciplinaria en Relación Agua-Suelo-Planta-Atmósfera Margen derecha canal Sacramento km 6.5Zona industrial35140 Gómez PalacioDurangoMexico

The use of unmanned aerial vehicles(UAV)for forest monitoring has grown significantly in recent years,providing information with high spatial resolution and temporal *** with multispectral sensors allow the use of indexes such as the normalized difference vegetation index(NDVI),which determines the vigor,physiological stress and photo synthetic activity of *** study aimed to analyze the spectral responses and variations of NDVI in tree crowns,as well as their correlation with climatic factors over the course of one *** study area encompassed a 1.6-ha site in Durango,Mexico,where Pinus cembroides,Pinus engelmannii,and Quercus grisea *** images were acquired with UAV and information on meteorological variables was obtained from NASA/POWER *** ANOVA explored possible differences in NDVI among the three *** correlation was performed to identify the linear relationship between NDVI and meteorological *** differences in NDVI values were found at the genus level(Pinus and Quercus),possibly related to the physiological features of the species and their *** grisea had the lowest NDVI values throughout the year which may be attributed to its sensitivity to relative humidity and *** the use of UAV with a multispectral sensor for NDVI monitoring allowed genera differentiation,in more complex forest analyses hyperspectral and LiDAR sensors should be integrated,as well other vegetation indexes be considered.

关键词： Multispectral images Normalized diff erence Vegetation index Phenology Unmanned aerial vehicles Multitemporal analysis

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Mitochondrial phylogeography and molecular evolution of the rhodopsin visual pigment in troglobitic populations of Astyanax mexicanus(De Filippi,1853)

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Zoological Research 2023年第4期44卷 761-775页

作者： Marco A.A.Garduño-Sánchez Vladimir de jesus-Bonilla Silvia Perea Ramses Miranda-Gamboa Andrea Herrera-garcía Mauricio de la Maza Benignos Claudia Patricia Ornelas-garcía Colección Nacional de Peces Departamento de ZoologíaInstituto de BiologíaUniversidad Nacional Autónoma de MéxicoCiudad de MéxicoC.P.04510México Posgrado en Ciencias Biológicas Colección Nacional de PecesDepartamento de ZoologíaInstituto de BiologíaUniversidad Nacional Autónoma de MéxicoCiudad de MéxicoC.P.04510México Licenciatura en Ciencias Forenses Facultad de MedicinaUniversidad Nacional Autónoma de MéxicoCiudad UniversitariaCoyoacánMéxico CityC.P.04510México Instituto de Energías Renovables Universidad Nacional Autónoma de MéxicoTemixcoMorelos C.P.62580Mexico Facultad de Ciencias Biológicas Universidad Autónoma de Nuevo LeónCiudad UniversitariaSan Nicolás de los GarzaNuevo LeónC.P.66450México

Cave-adapted animals provide a unique opportunity to study the evolutionary mechanisms underlying phenotypic,metabolic,behavioral,and genetic evolution in response to cave *** Mexican tetra(Astyanax mexicanus)is considered a unique model system as it shows both surface and cave-dwelling *** date,at least 33 different cave populations have been identified,with phylogenetic studies suggesting an origin from at least two independent surface lineages,thereby providing a unique opportunity to study parallel *** the present study,we carried out the most exhaustive phylogeographic study of *** to date,including cave and surface localities,using two mitochondrial markers(cytochrome b(cyt b)and cytochrome c oxidase subunit I(COI))and nuclear rhodopsin visual pigment(rho).Additionally,we inferred the molecular evolution of rho within the two contrasting environments(cave and surface)and across three geographic regions(Sierra de El Abra,Sierra de Guatemala,and Micos).In total,267 individuals were sequenced for the two mitochondrial fragments and 268 individuals were sequenced for the rho visual pigment from 22 cave and 46 surface *** results based on the mitochondrial data supported the two-lineage hypothesis,except for the Pachón and Chica caves,whose introgression has been largely *** Sierra de El Abra region depicted the largest genetic diversity,followed by the Sierra de Guatemala *** the phylogeographic patterns of rho,we recovered exclusive haplogroups for the Sierra de El Abra(Haplogroup I)and Sierra de Guatemala regions(Haplogroup IV).Moreover,a 544 bp deletion in the rho gene was observed in the Escondido cave population from Sierra de Guatemala,reducing the protein from seven to three intramembrane *** change may produce a loss-of-function(LOF)but requires further *** nonsynonymous(dN)and synonymous(dS)substitution rates(omega valuesω),our results revealed

关键词： Visual pigments Selection Cavefish Vision loss Loss of function

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Computational framework for a systematic investigation of anionic redox process in Li-rich compounds

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npj Computational Materials 2020年第1期6卷 1109-1117页

作者： Alexander Sougaard Tygesen jin Hyun Chang Tejs Vegge juan Maria garcía-Lastra Department of Energy Conversion and Storage Technical University of DenmarkDK-2800 Kgs.LyngbyDenmark

Anionic redox processes play a key role in determining the accessible capacity and cycle life of Li-rich cathode materials for *** present a framework for investigating the anionic redox processes based on data readily available from standard DFT *** recipe includes a method of classifying different anionic species,counting the number of species present in the structure and a preconditioning scheme to promote anionic redox.

关键词： redox anionic readily

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Human-environmental interaction with extreme hydrological events and climate change scenarios as background

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Geography and Sustainability 2022年第3期3卷 232-236页

作者： Carlos Sánchez-garcía Marcos Francos PaleoRisk Research Group Geography DepartmentFaculty of Geography and HistoryUniversity of BarcelonaBarcelonaEspaña IPHES Catalan Institute for Human Palaeoecology and Social Evolution TarragonaEspaña Department of Geography Faculty of Geography and HistoryUniversity of SalamancaCervantes s/n37002SalamancaSpain Centro de Investigación de Estudios Avanzados del Maule(CIEAM) Universidad Católica del MauleAv.San Miguel 36053466706TalcaChile

Climate change significantly impacts the lives of all *** change is composed of multiple factors that affect the population differently,having a very significant impact in the Mediterranean *** beings,through their actions,try to mitigate this impact and thus generate a more resilient *** hydro-logical events are affected by this climate change,with torrential rainfall events and severe droughts becoming *** these trends will allow us to better adapt to future *** study aims to analyse catastrophic floods and severe droughts from paleo studies to studies that focus on future *** this purpose,a search for information has been carried out through other studies over the last five years to have a current perspective of this *** point to changes in the dynamics of floods and droughts,not only worsening the extremes but also affecting the average values of the records of *** addition,the studies point out that anthropic action is accelerating the changes,with human beings and their capacity to adapt being infe-rior to the velocity of this global *** is necessary to generate a paradigm shift in terms of global production by trying to adapt to future extreme flood and drought hazards.

关键词： Climate change Flood hazard Human disaster management Historical floods

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Regulation and function of angiogenic factors in chronic lymphocytic leukemia

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journal of Cancer Metastasis and Treatment 2021年第1期7卷 815-836页

作者： Angeles garcía-Pardo javier Redondo-Muñoz Department of Molecular Biomedicine Centro de Investigaciones Biológicas Margarita SalasConsejo Superior de Investigaciones CientíficasMadrid 280140Spain

Progression of chronic lymphocytic leukemia(CLL)is determined by the localization of malignant cells in lymphoid tissues,where they receive growth and survival *** cells produce angiogenic factors that are regulated by internal and external stimuli and whose levels vary according to the clinical stage of the *** cellular and molecular components in CLL niches disturb the balance of pro-and antiangiogenic molecules in CLL cells and induce an angiogenic ***,CLL cells also influence the behavior of microenvironmental cells,inducing endothelial cell proliferation and increasing the angiogenic capacity of macrophages,neutrophils,and other cells present in CLL *** a result of these reciprocal functional interactions,bone marrow angiogenesis is frequently increased in CLL and has been proposed as a prognostic marker in early *** their role in regulating angiogenesis,angiogenic factors are also involved in CLL cell migration and survival,all contributing to disease *** factors,particularly vascular endothelial growth factor,have therefore been attractive therapeutic targets in CLL and many clinical trials were established in the past ***,the results of these trials reveal that anti-angiogenic therapies alone are not as efficient as expected and should rather be used in combination with other treatments.

关键词： Chronic lymphocytic leukemia angiogenic factors CLL microenvironment CLL migration and survival antiangiogenic therapy

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