检索结果-南通市图书馆

Novel Bio-based Flame Retardant Systems Derived from Tannic Acid

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Journal of Renewable Materials 2018年第6期6卷 559-572页

作者： Fouad LAOUTID valeriia KARASEVA Lucie costes Sylvain BROHEZ Rosica MINCHEVA Philippe DUBOIS Laboratory of Polymeric&Composite Materials Materia Nova Research Center-University of Mons-UMONSPlace du Parc 23B-7000 Mons(Belgium) Service de Génie des Procédés Chimiques FacultéPolytechnique-University of Mons-UMONSPlace du Parc 23B-7000 Mons(Belgium)

In this study,tannic acid(TA)was investigated as flame retardant agent for *** strategies to modify its thermal degradation pathway have been explored in order to improve its charring *** first one consists in combining TA with organomodified montmorillonite(oMMT),and enables limiting the thermo-oxidative degradation of TA and promoting the formation of an effective char ***-retardant(FR)behavior of PLA-based composition has been found to be positively impacted by this combination since a reduction of the peak of Heat Release Rate(PHRR),more important than the value recorded when oMMT and tannic acid are used separately,has been *** second strategy,in which tannic acid was associated with a biosourced phosphorousbased compounds,*** phytate salt,evidenced another alternative allowing enhancing TA flame retardant effect at 30 wt%loading *** third and last strategy explored aims to chemically modify TA via a chemical grafting of phosphoric acid *** phosphorylated TA was shown to present the most effective flame-retardant(FR)***,an important reduction of PLA molecular weight was observed.

关键词： Tannic acid biobased flame retardants char formation polylactide biopolymers

Multi-scale high-throughput phenotyping of apple architectural and functional traits in orchard reveals genotypic variability under contrasted watering regimes

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Horticulture Research 2019年第1期6卷 1015-1029页

作者： Aude Coupel-Ledru Benoit Pallas Magalie Delalande Frederic Boudon Emma Carrie Sebastien Martinez Jean-Luc Regnard Evelyne costes UMR AGAP Univ MontpellierCIRADINRAMontpellier SupAgro34398 Montpellier Cedex 5France CIRAD 34398 Montpellier Cedex 5France University of Bristol School of Biological SciencesLife Science Building24 Tyndall AvenueBristol BS81TQUK

Despite previous reports on the genotypic variation of architectural and functional traits in fruit trees,phenotyping large populations in the field remains *** this study,we used high-throughput phenotyping methods on an apple tree core-collection(1000 individuals)grown under contrasted watering ***,architectural phenotyping was achieved using T-LiDAR scans for estimating convex and alpha hull volumes and the silhouette to total leaf area ratio(STAR).Second,a semi-empirical index(IPL)was computed from chlorophyll fluorescence measurements,as a proxy for leaf ***,thermal infrared and multispectral airborne imaging was used for computing canopy temperature variations,water deficit,and vegetation *** traits estimated by these methods were compared to low-throughput in planta *** indices and alpha hull volumes were significantly correlated with tree leaf area and trunk cross sectional area,while IPL values showed strong correlations with photosynthesis measurements collected on an independent leaf *** contrast,correlations between stomatal conductance and canopy temperature estimated from airborne images were lower,emphasizing discrepancies across measurement *** heritability values were obtained for almost all the traits except leaf photosynthesis,likely due to large intra-tree *** means were used in a clustering procedure that defined six classes of architectural and functional *** between groups showed several combinations between architectural and functional traits,suggesting independent genetic *** study demonstrates the feasibility and relevance of combining multi-scale high-throughput methods and paves the way to explore the genetic bases of architectural and functional variations in woody crops in field conditions.

关键词： architectural traits functional

An integrated approach for increasing breeding efficiency in apple and peach in Europe

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Horticulture Research 2018年第1期5卷 825-838页

作者： Francois Laurens Maria JoséAranzana Pere Arus Daniele Bassi Marco Bink Joan Bonany Andrea Caprera Luca Corelli-Grappadelli Evelyne costes Charles-Eric Durel Jehan-Baptiste Mauroux Hélène Muranty Nelson Nazzicari Thierry Pascal Andrea Patocchi Andreas Peil Bénédicte Quilot-Turion Laura Rossini Alessandra Stella Michela Troggio Riccardo Velasco Eric van de Weg IRHS INRAAgrocampus-OuestUniversitéd’AngersSFR 4207 QuaSaVUniversitéBretagne Loire42 rue Georges MorelBeaucouzé49071France IRTA(Institut de Recerca i Tecnologia Agroalimentàries) BarcelonaSpain Centre for Research in Agricultural Genomics(CRAG)CSIC-IRTA-UAB-UB Campus UABBellaterraBarcelonaSpain Universitàdegli Studi di Milano-DiSAA Via Celoria 2Milan20133Italy Biometris Wageningen University and ResearchDroevendaalsesteeg 1Wageningen6708PBThe Netherlands IRTA-Mas Badia Mas BadiaLa Tallada17134Spain Parco Tecnologico Padano Via EinsteinLoc.Cascina CodazzaLodi26900Italy Dipartimento di Scienze Agrarie Alma Mater Studiorum-Universitàdi BolognaBolognaItaly UMR AGAP INRAMontpellier34398France GAFL INRAMontfavet84143France Agroscope Research Division Plant BreedingSchloss 1Wädenswil8820Switzerland Julius Kühn-Institute(JKI) Federal Research Centre for Cultivated Plants Institute for Breeding Research on Fruit CropsPillnitzer Platz 3aDresden01326Germany Research and Innovation Center Fondazione Edmund MachSan Michele all’AdigeTrentoItaly CREA-VE Center of Viticulture and Enologyvia XXVIII Aprile 26Conegliano(TV)31015Italy Plant Breeding Wageningen University and ResearchDroevendaalsesteeg 1P.O.Box 386Wageningen6700AJThe Netherlands Hendrix Genetics Research Technology&ServicesBoxmeer5830 ACThe Netherlands

Despite the availability of whole genome sequences of apple and peach,there has been a considerable gap between genomics and *** bridge the gap,the European Union funded the FruitBreedomics project(March 2011 to August 2015)involving 28 research institutes and private *** complementary approaches were pursued:(i)tool and software development,(ii)deciphering genetic control of main horticultural traits taking into account allelic diversity and(iii)developing plant materials,tools and methodologies for *** breakthroughs were made including the making available of ready-to-go DNA diagnostic tests for Marker Assisted Breeding,development of new,dense SNP arrays in apple and peach,new phenotypic methods for some complex traits,software for gene/QTL discovery on breeding germplasm via Pedigree Based Analysis(PBA).This resulted in the discovery of highly predictive molecular markers for traits of horticultural interest via PBA and via Genome Wide Association Studies(GWAS)on several European genebank *** also developed pre-breeding plant materials in which multiple sources of resistance were pyramided and software that can support breeders in their selection *** FruitBreedomics,significant progresses were made in the field of apple and peach breeding,genetics,genomics and bioinformatics of which advantage will be made by breeders,germplasm curators and scientists.A major part of the data collected during the project has been stored in the FruitBreedomics database and has been made available to the *** review covers the scientific discoveries made in this major endeavour,and perspective in the apple and peach breeding and genomics in Europe and beyond.

关键词： breeding germplasm breed

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

在太空中研究液化现象及有关土性的可能性

世界地震工程 1983年第1期 30-36页

作者： N.C.costes G.C.Marshall S.Sture 刘惠珊王志良

前言虽然从土力学发展成为一门科学时起,人们基本上就认识和了解与土的某些临界状态有关的基本现象,如"液化"或"敏感条件"等,但只是近十五年才致力于开展地震时土的动力反应的各种机理的物理本质的研究。特别是许多研究者主要通过广泛... 详细信息

前言虽然从土力学发展成为一门科学时起,人们基本上就认识和了解与土的某些临界状态有关的基本现象,如"液化"或"敏感条件"等,但只是近十五年才致力于开展地震时土的动力反应的各种机理的物理本质的研究。特别是许多研究者主要通过广泛的室内试验,用小尺寸试样集中研究了循环荷载对

关键词：重力环境溶滤颗粒分离土粒海相粘土孔隙铸件缺陷组构地球行星多孔介质多孔材料土性颗粒尺寸太空实验室地震

在太空中研究液化现象及有关土性的可能性(下)

同方期刊数据库评论

在线全文

同方期刊数据库

学校读者我要写书评

暂无评论

世界地震工程 1983年第3期 1-8页

作者： N.C.costes G.C.Marhall S.Sture 刘惠珊王志良

膨胀性土在循环荷载下的性状十五年来,对于密实的膨胀性土在地震或波浪等循环荷载作用下的性态做了大量研究并取得了重大进展。在这十五年内完成了一系列的参数研究,评价了许多因素对土的液化敏感性的影响,包括;(1)土颗粒性质与结构;(2)土

关键词：孔隙水压循环荷载循环载荷膨胀性土试验室试验仪器土工技术太空运输系统工程地质试验土工试验粒状材料受力状态应力状态骨架应力有效应力太空实验室土性

Apple whole genome sequences:recent advances and new prospects

同方期刊数据库评论

在线全文

同方期刊数据库

学校读者我要写书评

暂无评论

Horticulture Research 2019年第1期6卷 1247-1270页

作者： Cameron P.Peace Luca Bianco Michela Troggio Eric van de Weg Nicholas P.Howard Amandine Cornille Charles-Eric Durel Sean Myles ZoëMigicovsky Robert J.Schaffer Evelyne costes Gennaro Fazio Hisayo Yamane Steve van Nocker Chris Gottschalk Fabrizio Costa David Chagné Xinzhong Zhang Andrea Patocchi Susan E.Gardiner Craig Hardner Satish Kumar Francois Laurens Etienne Bucher Dorrie Main Sook Jung Stijn Vanderzande Department of Horticulture Washington State UniversityPullmanWA 99164USA Computational Biology Fondazione Edmund MachSan Michele all’AdigeTN 38010Italy Department of Genomics and Biology of Fruit Crops Fondazione Edmund MachSan Michele all’AdigeTN 38010Italy Plant Breeding Wageningen University and ResearchWageningen 6708PBThe Netherlands Department of Horticultural Science University of MinnesotaSt.PaulMN 55108USA Institut für Biologie und Umweltwissenschaften Carl von Ossietzky Universität26129 OldenburgGermany GQE-Le Moulon Institut National de la Recherche AgronomiqueUniversity of Paris-SudCNRSAgroParisTechUniversitéParis-Saclay91190 Gif-sur-YvetteFrance Institut National de la Recherche Agronomique Institut de Recherche en Horticulture et SemencesUMR 134549071 BeaucouzéFrance Department of Plant Food and Environmental SciencesFaculty of AgricultureDalhousie UniversityTruroNS B2N 5E3Canada The New Zealand Institute for Plant and Food Research Ltd Motueka 7198New Zealand School of Biological Sciences University of AucklandAuckland 1142New Zealand AGAP INRACIRADMontpellier SupAgroUniversity of MontpellierMontpellierFrance Plant Genetic Resources Unit USDA ARSGenevaNY 14456USA Laboratory of Pomology Graduate School of AgricultureKyoto UniversityKyoto 606-8502Japan Department of Horticulture Michigan State UniversityEast LansingMI 48824USA The New Zealand Institute for Plant and Food Research Ltd(Plant&Food Research) Palmerston North Research CentrePalmerston North 4474New Zealand College of Horticulture China Agricultural University100193 BeijingChina Agroscope 8820 WädenswilSwitzerland Queensland Alliance of Agriculture and Food Innovation University of QueenslandSt Lucia 4072Australia New Cultivar Innovation Plant and Food ResearchHavelock North 4130New Zealand Agroscope 1260 ChanginsSwitzerland

In 2010,a major scientific milestone was achieved for tree fruit crops:publication of the first draft whole genome sequence(WGS)for apple(Malus domestica).This WGS,v1.0,was valuable as the initial reference for sequence information,fine mapping,gene discovery,variant discovery,and tool development.A new,high quality apple WGS,GDDH13 v1.1,was released in 2017 and now serves as the reference genome for *** the past decade,these apple WGSs have had an enormous impact on our understanding of apple biological functioning,trait physiology and inheritance,leading to practical applications for improving this highly valued *** gene identities for phenotypes of fundamental and practical interest can today be discovered much more ***-wide polymorphisms at high genetic resolution are screened efficiently over hundreds to thousands of individuals with new insights into genetic relationships and ***-density genetic maps are constructed efficiently and quantitative trait loci for valuable traits are readily associated with positional candidate genes and/or converted into diagnostic tests for *** understand the species,geographical,and genomic origins of domesticated apple more precisely,as well as its relationship to wild *** WGS has turbo-charged application of these classical research steps to crop improvement and drives innovative methods to achieve more durable,environmentally sound,productive,and consumer-desirable apple *** review includes examples of basic and practical breakthroughs and challenges in using the apple *** for“what’s next”focus on necessary upgrades to the genome sequence data pool,as well as for use of the data,to reach new frontiers in genomics-based scientific understanding of apple.

关键词： breakthrough hundreds frontier