Diversity and phenology of epigeal Coleoptera assemblages in lettuce and tomato crops in Northern Buenos Aires province, Argentina.

abstract：:This paper discusses the facies distribution of Mesozoic eolian sandstones between the Sanga do Cabral and Botucatu formations and also their contact relationships, in São Leopoldo area, State of Rio Grande do Sul (RS), southern Brazil. The main distinctive characteristics regarding these sandstones and formations are...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Nowatzki CH,Kern HP

更新日期：2000-06-01 00:00:00

abstract：:Penguins identify their mate or chick by an acoustic signal, the display call. This identification is realized in a particularly constraining environment: the noisy world of a colony of thousands of birds. To fully understand how birds solve this problem of communication, we have done observations, acoustic analysis, ...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Aubin T

更新日期：2004-06-01 00:00:00

abstract：:Drought is a natural and recurrent phenomenon. It is considered 'a natural disaster' whenever it occurs in an intensive manner in highly populated regions, resulting in significant damage (material and human) and loss (socioeconomic). This paper presents the efforts developed to monitor the impact of drought in the se...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Alvalá RCS,Cunha APMA,Brito SSB,Seluchi ME,Marengo JA,Moraes OLL,Carvalho MA

更新日期：2019-01-01 00:00:00

abstract：:The objective of this study was to estimate variance components for performance and carcass traits in a paternal broiler line. The (co)variance components were estimated by the restricted maximum likelihood method applied to the animal model, including the fixed effect of group (sex and hatch) and additive genetic and...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Cruz VAR,Grupioni NV,Mendonça GG,Venturini GC,Ledur MC,Peixoto JO,Munari DP

更新日期：2020-01-01 00:00:00

abstract：:Urotrema scabridum Braun 1900 and Urotrema macrotestis Mané-Garzón and Telias 1965 are reported from the small intestine of Eumops glaucinus (Wagner, 1843). The species were differentiated by the body width, the size and position of acetabulum, the size of testis, the caecal termination, and the distribution of vitell...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Mello ÉM,Rabelo ÉML,Silva RJD

更新日期：2019-03-21 00:00:00

abstract：:Agromyza Fallén (Diptera, Agromyzidae) is a genus of leaf mining flies, including species with high economic importance. The knowledge of this genus is very poor in the neotropics, with 12 known species, only six of them recorded from Brazil. This paper describes two new Agromyza species from "Cerrado" and "Pantanal" ...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Sousa VR,Couri MS

更新日期：2016-01-01 00:00:00

abstract：:Tissue engineering holds as a prominent technique to repair or replace the damaged human parts to recreate its native function. In this research, a novel scaffold based on polyurethane (PU) comprising megni oil was electrospun for tissue engineering applications. The obtained polyurethane blended with megni oil nanofi...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Jaganathan SK,Mani MP,Supriyanto E

更新日期：2019-06-19 00:00:00

abstract：:A new azhdarchoid pterosaur from the Upper Cretaceous of Patagonia is described. The material consists of an incomplete edentulous lower jaw that was collected from the upper portion of the Portezuelo Formation (Turonian-Early Coniacian) at the Futalognko site, northwest of Neuquén city, Argentina. The overall morphol...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Kellner AWA,Calvo JO

更新日期：2017-01-01 00:00:00

abstract：:The structural complexity of galls depends on species-specific interaction driven by the galling taxa. However, the host plant and environment stressors can impose limits on gall developmental patterns and impact the establishment of gall morphology. Herein, we employed qualitative and quantitative approaches in order...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Oliveira DC,Martini VC,Moreira ASFP,Fuzaro L,GonÇalves LA

更新日期：2020-10-19 00:00:00

abstract：:Piper hispidinervum C. DC. is popularly known as long-pepper and it owns a commercial value due to the essential oil it produces. Long-pepper oil is rich in safrole and eugenoln components that have insecticidal, fungicidal and bactericidal activity. It has been establish that to medicinal plants light influences not ...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Lima VA,Pacheco FV,Avelar RP,Alvarenga ICA,Pinto JEBP,Alvarenga AA

更新日期：2017-04-01 00:00:00

abstract：:Most herbicides applied in crop field, stay in the soil for a period, affecting next crop or even the plants using as green manure. Nowadays, the use of herbicides grow to increase productivity, mainly in the grain producing region north of Rio Grande do Sul state. The objective of this study was to evaluate the effec...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Alves C,Costa E,Sofiatti JR,Forte CT,Winter FL,Holz CM,Kaizer RR,Galon L

更新日期：2018-04-01 00:00:00

abstract：:Proteolytic enzymes have a fundamental role in many biological processes and are associated with multiple pathological conditions. Therefore, targeting these enzymes may be important for a better understanding of their function and development of therapeutic inhibitors. Fluorescence Resonance Energy Transfer (FRET) pe...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Carmona AK,Juliano MA,Juliano L

更新日期：2009-09-01 00:00:00

abstract：UNLABELLED:Thirty-five patients (23 males and 12 females), age 35 +/- 13 years old, presenting either idiopathic calcium nephrolithiasis, nephrocalcinosis or mild renal failure with idiopathic calcium nephrolithiasis were selected for the analysis of low molecular weight proteinuria and the possible mutations occurrenc...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Rebelo MA,Tostes V,Araújo NC,Martini SV,Botelho BF,Guggino WB,Morales MM

更新日期：2005-03-01 00:00:00

abstract：:Candida is a human fungal pathogen that causes a wide range of diseases. Candida albicans is the main etiologic agent in these diseases; however, infections can be caused by non-albicans Candida species. Virulence factors such as biofilm production, which protect the fungus from host immunity and anti-fungal drugs, ar...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Scorzoni L,Menezes RT,Pereira TC,Oliveira PS,Ribeiro FC,Santos ELS,Fugisaki LRO,Oliveira LD,Amorim JBO

更新日期：2020-12-11 00:00:00

abstract：:The storage of high level radioactive waste is still an unresolved problem of the nuclear industry, being geological disposal the most favoured option and, naturally, the one requiring the strongest geo-mechanical input. Most conceptual designs for the deep geological disposal of nuclear waste envisage placing the can...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Sánchez M,Gens A,Olivella S

更新日期：2010-03-01 00:00:00

abstract：:In this study, geochemical and particle size analyses of thirty-four street sediment samples collected from an urban environment around Guanabara Bay, shows highway run-off to be a potential source of heavy metals for the pollution of near-shore sedimentary deposits. Concentrations of Fe, Mn, Zn, Cu, Pb, Cr and Ni wer...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Pereira E,Baptista-Neto JA,Smith BJ,McAllister JJ

更新日期：2007-12-01 00:00:00

abstract：:Fruits are rich in minerals, which are essential for a wide variety of metabolic and physiologic processes in the human body. The use of frozen fruits has greatly spread in the last years not only in the preparation of juices, but also as raw material for yogurts, candies, cookies, cakes, ice creams, and children's fo...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Spada PD,Bortolin GV,Prá D,Santos CE,Dias JF,Henriques JA,Salvador M

更新日期：2010-12-01 00:00:00

abstract：:Soybeans contain about 30% carbohydrate, mainly consisting of non-starch polysaccharides (NSP) and oligosaccharides. NSP are not hydrolyzed in the gastrointestinal tract of monogastric animals. These NSP negatively affect the development of these animals, especially the soluble fraction. This work aimed to establish a...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Bueno RD,Borges LL,God PIVG,Piovesan ND,Teixeira AI,Cruz CD,Barros EG

更新日期：2018-01-01 00:00:00

abstract：:Environmental stimuli exert important effects on the expression of the endogenous rhythms. Daily movements of groups of parrots in response to the light/dark cycle have been studied by several researchers. However, the factors modifying the intrinsic rhythmicity of this behaviour remain little known. This study descri...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Moura LN,Silva ML,Vielliard JM

更新日期：2012-06-01 00:00:00

abstract：:Studies on belowground roots biomass have increasingly reported the importance of the contribution of this compartment in carbon stock maintenance in mangrove forests. To date, there are no estimates of this contribution in Brazilian mangrove forests, although the country has the second largest area of mangroves world...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Santos DMC,Estrada GCD,Fernandez V,Estevam MRM,Souza BT,Soares MLG

更新日期：2017-07-01 00:00:00

abstract：:Upwelling systems contain a high diversity of pelagic microorganisms and their composition and activity are defined by factors like temperature and nutrient concentration. Denaturing gradient gel electrophoresis (DGGE) technique was used to verify the spatial and temporal genetic variability of Bacteria and Archaea in...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Coelho-Souza SA,Araújo FV,Cury JC,Jesus HE,Pereira GC,Guimarães JR,Peixoto RS,Dávila AM,Rosado AS

更新日期：2015-09-01 00:00:00

abstract：:Terrestrial impact structures are geological and geomorphological features with particular importance to understand the history and evolution of the planet. Impact structures are scattered around the world but in many countries these features are under threat, essentially due to anthropic factors. Impact structures wi...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Sánchez JP,Brilha JBR

更新日期：2017-04-01 00:00:00

abstract：:Using Shannon information theory is a common strategy to measure any kind of variability in a signal or phenomenon. Some methods were developed to adapt information entropy measures to bird song data trying to emphasize its versatility aspect. This classical approach, using the concept of bit, produces interesting res...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Piqueira JR

更新日期：2004-06-01 00:00:00

abstract：:Linalool is the main compound of many essential oils and occurs in two isomeric forms: S-(+)- and R-(-)-linalool. This study aimed to determine if linalool isomers have different antimicrobial and anesthetic properties in fish. For this purpose, these compounds were previously isolated from Lippia alba (Mill.)N. E. Br...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Silva LL,Balconi LS,Gressler LT,Garlet QI,Sutili FJ,Vargas APC,Baldisserotto B,Morel AF,Heinzmann BM

更新日期：2017-01-01 00:00:00

abstract：:Hepatic disorders such as steatosis and alcoholic steatohepatitis are common diseases that affect thousands of people around the globe. This study aims to identify the main phenol compounds using a new HPLC-ESI+-MS/MS method, to evaluate some oxidative stress parameters and the hepatoprotective action of green dwarf c...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Bispo VS,Dantas LS,Chaves AB Filho,Pinto IFD,Silva RPD,Otsuka FAM,Santos RB,Santos AC,Trindade DJ,Matos HR

更新日期：2017-04-01 00:00:00

abstract：:Unlike the majority of the nudibranchs, Glaucidae lives adrift at the sea surface within Tropical and Subtropical ocean basins, feeding on cnidarians or using them to attach their egg strings as a reproductive strategy. The latitudinal distribution of Glaucus atlanticus throughout the Brazilian Province is influenced ...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Pinotti RM,Bom FC,Muxagata E

更新日期：2019-01-01 00:00:00

abstract：:The genus Lippia (Verbenaceae) comprise around 160 species spread out mainly in South and Central Americas with few African species, some of them with potential medicinal use. Brazil is one the most important centers of diversity with approximately 75% of the species described so far. Innumerous species are endemic an...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Sousa SM,Torres GA,Viccini LF

更新日期：2012-12-01 00:00:00

abstract：:We evaluated an artificial tritrophic exposure system for use in ecotoxicological evaluations of environmental stressors on aphidophagous predators. It consists of an acrylic tube with a Parafilm M sachet containing liquid aphid diet, into which can be added environmental stressors. Immature Cycloneda sanguinea, Harmo...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Paula DP,Souza LM,Andow DA,Sousa AA,Pires CS,Sujii ER

更新日期：2016-09-01 00:00:00

abstract：:This paper records the first report of Megastigmus transvaalensis Hussey (Hymenoptera: Torymidae) in Brazilian peppertree, Schinus terebinthifolius Raddi (Anacardiaceae) drupes in Sorocaba, state of São Paulo, Brazil. This wasp is an invasive species and was found damaging S. terebinthifolius drupes in urban areas (35...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Ferreira-Filho PJ,Piña-Rodrigues FC,Silva JM,Guerreiro JC,Ghiotto TC,Piotrowski I,Dias LP,Wilcken CF,Zanuncio JC

更新日期：2015-10-01 00:00:00

abstract：:The classic episode of biological invasion: Cochliomyia macellaria (Fabricius, 1775) versus Chrysomya megacephala (Fabricius, 1794) (Diptera: Calliphoridae) - evaluation of the biotic potential. The biotic of the native fly Cochliomyia macellaria and the exotic Chrysomya megacephala was compared, through the reproduct...

journal_title：Anais da Academia Brasileira de Ciencias

authors： Barbosa LS,Couri MS,Coelho VM,Avelino-Capistrano F

更新日期：2016-09-01 00:00:00