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Strategies for the analysis of single-tree plot experiments in Eucalyptus plantations

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Journal of Forestry Research 2021年第6期32卷 2437-2445页

作者： Heloisa guimaraes Santos Flavia Maria Avelar Goncalves Jose luis Lima Aurelio Mendes Aguiar Gabriel Dehon Sampaio Pecanha Rezende Bruno Marco de Lima Magno Antonio Patto Ramalho Departamento de Biologia Setor de Genetica E Melhoramento de PlantasUniversidade Federal de Lavras-UFLALavrasMGBrasil Suzano Papel E Celulose Sao PauloSPBrasil Bracell SP Celulose Ltda Lencóis PaulistaSPBrasil

To verify if the response by Eucalyptus clones in a single-tree plot is influenced by neighboring plants and to determine the effect of missing and/or dominated plants,seven eucalyptus trials in four Brazilian states were analyzed in a randomized complete block design with one plant/plot and 30 *** annual increment(MAI,m^(3)ha^(-1)per year)was determined for three-year-old *** influence of neighboring clones was estimated by a linear regression coefficient between the MAI of each clone/plot and the average of a clonal MAI and its eight *** determine the effect of missing and/or dominated trees,a correction between the MAI and the area available/plant was *** analysis considered unadjusted and adjusted data for missing and dominated *** of accuracy and index of coincidence were used to compare the *** single-tree plots,clone performances were not influenced by neighboring *** accuracy was not increased by any of the adjustments employed and the clone ranking was not altered,and therefore did not justify their use.

关键词： Single-tree plot Missing plant adjustment Eucalyptus breeding

Enamel microabrasion: An overview of clinical and scientific considerations

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World Journal of Clinical Cases 2015年第1期3卷 34-41页

作者： Núbia Inocencya Pavesi Pini Daniel Sundfeld-Neto Flavio henrique Baggio Aguiar Renato Herman Sundfeld luis Roberto Marcondes Martins José Roberto Lovadino Débora Alves Nunes Leite Lima Department of Restorative Dentistry Piracicaba Dental SchoolUniversity of CampinasPiracicabaSão Paulo 13414-903Brazil Department of Restorative Dentistry Araçatuba Dental SchoolSão Paulo State UniversityAraçatubaSão Paulo 16015-050Brazil

Superficial stains and irregularities of the enamelare generally what prompt patients to seek dental intervention to improve their smile. These stains or defects may be due to hypoplasia, amelogenesis imperfecta, mineralized white spots, or fluorosis, for which enamel microabrasion is primarily indicated. Enamel microabrasion involves the use of acidic and abrasive agents, such as with 37% phosphoric acid and pumice or 6% hydrochloric acid and silica, applied to the altered enamel surface with mechanical pressure from a rubber cup coupled to a rotatory mandrel of a lowrotation micromotor. If necessary, this treatment can be safely combined with bleaching for better esthetic results. Recent studies show that microabrasion is a conservative treatment when the enamel wear is minimal and clinically imperceptible. The most important factor contributing to the success of enamel microabrasion is the depth of the defect, as deeper, opaque stains, such as those resulting from hypoplasia, cannot be resolved with microabrasion, and require a restorative approach. Surface enamel alterations that result from microabrasion, such as roughness and microhardness, are easily restored by saliva. Clinical studies support the efficacy and longevity of this safe and minimally invasive treatment. The present article presents the clinical and scientific aspects concerning the microabrasion technique, and discusses the indications for and effects of the treatment, including recent works describing microscopic and clinical evaluations.

关键词： Dental bleaching Enamel microabrasion Enamel surface Esthetic treatment Fluorosis Hypoplasia

Phenolic profile and biological potential of Endopleura uchi extracts

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Asian Pacific Journal of Tropical Medicine 2015年第11期8卷 870-878页

作者： luis R.Silva Rafaela Teixeira CICS-UBI-Centro de Investigacao em Ciencias da Saude.Universidale da Beira Interior Av.Infante D.Henrique.6201-506.Corilha.Portugal Instituto Politecnico de Castelo Branco Escola Superior de Saude Dr Lopes DiasArenido do EmpresarioCampus da Talagueira6000-767Castelo BrancaPortugal LEPABE Departamento de Engenharia QuimicaFaculdade de Engenharia.Universidade do PortoRua Dr.Roberto Friass/n4200-465 PortoPortugal REQUIMTE/Laboratorio de Farmacognosia Departamento de QuimicaFaculdade de FarmaciaUniversidade do Porto.Rua de Jorge Viterbo Ferreira228.4050-313 PortoPortugal

Objective:To improve the knowledge on the metabolite composition of Endopleura uchi bark,concerning phenolic compounds,and to evaluate some of its biological capacities for further possible exploitation in food and pharmaceutical industries associated to their healthpromoting ***:Two different extracts(infusion and hydroethanolic) were studied concerning phenolic composition and biological ***:Five compounds were determined by HPLC-DAD,being bergenin the major *** general way,infusion presents a greater richness in these *** antioxidant,***,α-glucosidase and antibacterial activity were checked by in vitro assays.A dose-dependent response was noticed against DPPH,superoxide and nitric oxide radicals,acetylcholinesterase,butyrylcholinesterase and against α-glucosidase inhibitory *** capacity of both extracts was investigated against Gram-positive and Gramnegative bacteria,being more effective against the first *** concentrations of infusion extract tested here revealed that is non-toxic for intestinal(Caco-2) cells ***:The results suggest that the extracts of Endopleura uchi may be interesting for incorporating in pharmaceutical preparations for human health,since it can suppress hyperglycaemia and inhibit cholinesteases,and or as food additive due to its antiradical and antibacterial activities.

关键词： Endopleura uchi Bark Phenolic compounds Anti-diabe

Urban Settlement Spatial Analysis in Permanent Preservation Area of M’boicy Watershed River, Foz do Iguaçu City in Brazil

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International Journal of Geosciences 2016年第10期7卷 1222-1231页

作者： luis henrique Weiss de Carvalho Sandro Laudares Matheus Pereira Libório Marianna Petrovna Ekel Renato de Oliveira Marques Geoprocessing GeoInnovit Solucoes Tecnológicas Foz do Iguacu Brazil Department of Geoghaphy Pontifical Catholic University of Minas Gerais Belo Horizonte Brazil Department of Distance Learning Pontifical Catholic University of Minas Gerais Belo Horizonte Brazil Research Support Foundation of Minas Gerais Belo Horizonte Brazil

Irregular urban settlement increases environmental impacts, especially when these occupations occur in fragile location, as the environmental preservation areas. In these areas, also defined as Permanent Preservation Area (PPA), the presence of watersheds is common, which is the factor that increases the need of protecting them from anthropic actions. Those actions deteriorate the environment and mainly the watercourses. This research objective is to identify and estimate the environmental risks of M’Boyci watershed River PPA occupied areas by urban population. The risk analysis approach, at this PPA in Foz do Iguacu City in Brazil, is able to support public interventions in order to reestablish the PPA natural conditions. To reach this goal, it was necessary to use cartographical representation images, generated from digital orthophotos analyzed through free geographical information systems. The overlap and the contrast of geographical data related to preservation in urban areas show that urban occupation reaches almost 40% of the permanent preservation area. Complementarily, it is evidenced that the development of a risk map identifies PPA areas characterized by a greater concentration of irregular settlement, contributing to the planning process of residents, relocation actions and recovery of degraded areas.

关键词： Urban Settlement Permanent Preservation Areas Environmental Impact Spatial Analysis Geographical Information System

An Auto-Zero Sample-and-Hold Circuit in 0.8μm CMOS

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An Auto-Zero Sample-and-Hold Circuit in 0.8μm CMOS

Finishing process analysis between honing and hard hobbing in pinion gears applied to a steering system

第五届专用集成电路国际会议（ASICON）

作者： luis henrique C.Ferreira Tales C.Pimenta Robson L.Moreno Microelectronics Group Universidade Federal de Itajuba-UNIFEI Av. BPS 1303 Itajuba-MG 37500-903 BRAZIL Microelectronics Group Universidade Federal de Itajuba-UNIFEI Av. BPS 1303 Itajuba-MG 37500-903 BRAZIL Microelectronics Group Universidade Federal de Itajuba-UNIFEI Av. BPS 1303 Itajuba-MG 37500-903 BRAZIL

＜正＞ This work describes the silicon implementation of a new sample-and-hold circuit topology. The main feature of the circuit is its auto-zero capability. The auto-zero corrects the offset voltage generated by the transistor mismatch in the differential pair and the charge injected by the NMOS switches in the sampling capacitor. The circuit was implemented in 0,8μm CMOS process from AMS. The results, initially obtained from simulations, were compared to real laboratory measurements. The comparison indicates that the measurements and the simulated results have a very close correspondence. The circuit is capable of reducing the total sample-and-hold output error to just 0.14% at a sampling rate of 250KHz.

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Finishing process analysis between honing and hard hobbing i...

Skin Delivery of Glucosamine and Chondroitin Sulphates—A Perspective on the Conservative Treatment for Osteoarthritis of the Knee

2011 2nd International Conference on Advances in Energy Engineering(ICAEE)

作者： Sandro Pereira dos Santos Lincoln Cardoso Brandao luis henrique Gallicchio Zilda de Castro Silveira Department of Mechanical Engineering Sao Carlos School of EngineeringUniversity of Sao Paulo

Among the techniques used in surface finish machining of gears,the honing process has been highlighted due to high efficiency in the finishing of hardened gears and ease of adjusting the involutes profile and incident angle in the *** gear honing process is used to eliminate errors that appears after the heat treatment on the tooth surface *** the material and cutting speed of the tool are similar to the grinding process,honing the process simulates true cinematic movement of the mesh gear,which provides a better surface roughness compared to the Hobbing ***,it is hard to correct anomalies in the gear *** process has been used to improve the mechanism’s hydraulic steering pinion / rack *** the experiments,it were compared two processes,namely honing and hard Hobbing in order to assess the adequate strength in the direction of clockwise rotation and counter clockwise,which represents the actual effort exerted by the driver of the *** honing process was lead using a 400 Fassler HMX machine *** order to assess the significant difference between the experiments,it was used ANOVA and Tukey *** results obtained from the experiments using the honing process were satisfactory as compared the results obtained from hard hobbing ***,it can be concluded that this process provides an excellent surface finish of the sprockets having a direct impact on the returned vehicle steering system.

关键词： honing roughness,steering system,pinion,hard hobbing.

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Journal of Biosciences and Medicines 2017年第4期5卷 11-20页

作者： Cláudia Batista Siqueira Leite Janaína Moreira Coelho luis Alexandre Muehlmann Ricardo Bentes de Azevedo Marcelo henrique Sousa Institute of Biological Sciences University of Brasília Brasília Brazil Faculty of Ceilandia University of Brasília Brasília Brazil Department of Genetics and Morphology Institute of Biological Sciences University of Brasília Brasília Brazil

Based upon a series of research studies, scientific organizations considered Glucosamine and Chondroitin “not appropriate” as osteoarthritis (OA) of the knee modifying drugs and uncertain as pain relievers. Research studies which served as foundation for the aforementioned conclusions focused on the oral use of the substances. On the other hand, studies recommend that topical administration in treating OA be considered first line therapy, since it is said to be advantageous for its efficacy in treating localized situations, as it allows greater local concentration and it results in smaller systemic effects. Studies found did not provide sufficient evidence for good development and application strategies and were not enough to prove the technique to be effective or non-effective. Several other aspects must be clarified. In order to enhance permeation and delivery of Glucosamine and Chondroitin to knee joint, combining the advantages of intravenous infusion therapy with the convenience of oral administration, the suggested course of action is to transform skin delivery technology, while clarifying other points discussed throughout this research study.

关键词： Osteoarthritis of the Knee Glucosamine Chondroitin Skin Delivery Nanotechnology

Corn Water Variables Assessments from Earth Observation Data in the Sao Paulo State, Southeast Brazil

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Journal of Hydraulic Engineering 2015年第1期1卷 1-11页

作者： Antonio Heriberto de Castro Teixeira Femando Braz Tangerino Hemandez Ricardo guimaraes Andrade Janice Freitas Leivas Daniel de Castro Victoria Edson luis Bolfe Department of Geosciences Embrapa Satellite Monitoring Campinas Sao Paulo 13070-115 Brazil Department of Hydrology Sao Paulo State University llha Solteira Sao Paulo 15.385-000 Sao Paulo Brazil

Landsat satellite images and agrometeorological data were used together for modelling the crop coefficient （Kc） in irrigation pivots composed by a mixture of corn hybrids from a commercial farm for grains and silage, located at the northwestern side of Sao Paulo state, Brazil. After developing relationships between Kc and the accumulated degree-days （DDac） and having yield data for 2012 available, they were applied in the whole state, to upscale the crop water variables, during the GS （growing seasons） of a second-harvest crop from March to August. Spatial thermohydrological differences among the main corn growing regions were clear. The largest CWP （crop water productivity） values and SD （standard deviations） were for Itapetininga with an average value of 1.60 ± 0.43 kg m-3, while the lowest ones were for Presidente Prudente （0.81±0.21 kg m-3）. As corn is important for these growing regions, being inside of the priorities from the Brazilian Ministry of Agriculture, these results should be considered for a rational exploration, including both, irrigation and rainfed conditions, as the actual water scarcity can bring much competition with other non-agricultural sectors.

关键词： Crop coefficient, degree-days, WI (water indicator), crop water productivity.

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葡萄牙基础教育数学课程标准述评

外国中小学教育 2010年第8期 28-31,5,38页

作者：柳笛 H.M.吉马良斯华东师范大学数学系葡萄牙里斯本大学教育研究所

近年来,诸多国家关注数学课程改革,数学课程标准一再修订。在这样的国际背景下,葡萄牙教育部于2007年颁布了新的《基础教育数学课程标准》。本文主要介绍葡萄牙20世纪80年代以来的教育体制和标准制定的背景,并在阐述新标准结构和具体内... 详细信息

近年来,诸多国家关注数学课程改革,数学课程标准一再修订。在这样的国际背景下,葡萄牙教育部于2007年颁布了新的《基础教育数学课程标准》。本文主要介绍葡萄牙20世纪80年代以来的教育体制和标准制定的背景,并在阐述新标准结构和具体内容的基础上,分析了葡萄牙当前基础教育数学课程标准的特点,以资借鉴。

关键词：数学课程标准基础教育葡萄牙教育体制