Navegação Ciências Agrárias por Título

Resultados 1824-1843 de 3899

    • Genetic parameters of milk production and reproduction traits of Girolando cattle in Brazil 

      Cayo, Ali William Canaza; Lopes, Paulo Sávio; Cobuci, Jaime Araújo; Martins, Marta Fonseca; Silva, Marcos Vinicius Gualberto Barbosa (2018) [Artigo de periódico]

    • Genetic parameters, prediction of gains and intraspecific hybrid selection of Paspalum notatum Flügge for forage using REML/BLUP 

      Silveira, Diógenes Cecchin; Machado, Juliana Medianeira; Motta, Eder Alexandre Minski da; Barbosa, Marlon Risso; Simioni, Carine; Weiler, Roberto Luis; Mills, Annamaria; Sampaio, Rodrigo; Brunes, André Pich; Dall'Agnol, Miguel (2022) [Artigo de periódico]
      Genetic improvement of native forage species is a sustainable alternative for maximizing livestock production. Paspalum notatum Flügge is the most important forage grass in the native grasslands of southern Brazil, with ...

    • Genetics and identification of markers linked to multiflorous spikelet in hexaploid oat 

      Pellizzaro, Kelly; Nava, Itamar Cristiano; Chao, Shiaoman; Pacheco, Marcelo Teixeira; Federizzi, Luiz Carlos (2016) [Artigo de periódico]
      The formation of naked grains is directly associated with the formation of multiflorous spikelets in oats. The objectives of this study were to determine the genetics of multiflorous spikelet and to identify molecular ...

    • Genetic selection modulates feeding behavior of group-housed pigs exposed to daily cyclic high ambient temperatures 

      Fraga, Alícia Zem; Hauschild, Luciano; Campos, Paulo Henrique Reis Furtado; Valk, Márcio; Bello, Débora Zava; Silva, Marcos Kipper da; Andretta, Ines (2022) [Artigo de periódico]
      This study was conducted to evaluate the effect of genetic selection (Lines A and B; Line A pigs have a greater proportion of Pietrain genes than those from Line B and therefore, selected for improved lean tissue accretion) ...

    • Genetic similarities of Escherichia coli isolated from different substrates of the broiler production chain 

      Teles, Pedro Filipe de Souza; Boiago, Marcel Manente; Frigo, Angélica; Rampazzo, Luana; Araujo, Denise Nunes; Kich, Jalusa Deon; Rebelatto, Raquel; Furian, Thales Quedi; Stefani, Lenita de Cássia Moura (2021) [Artigo de periódico]
      Brazil is the largest exporter of chicken meat and poultry farming is one of the most important productive segments, despite major losses due to the bacterium Escherichia coli, which is also a zoonotic microorganism. The ...

    • Genetic similarity among accessions of Paspalum notatum Flügge (Poaceae) : a potential to parental selection 

      Fachinetto, Juliana Maria; Dall'Agnol, Miguel; Schneider-Canny, Raquel; Janke-Porto, Aline; Souza, Mariângela Gil de (2021) [Artigo de periódico]
      Paspalum notatum is an important forage grass contributing significantly to the coverage of the natural fields of Southern Brazil. Simple sequence repeat (SSR) markers were used to evaluate the genetic similarity of strains ...

    • Genetic similarity among strawberry cultivars assessed by RAPD and ISSR markers 

      Morales, Rafael Gustavo Ferreira; Resende, Juliano Tadeu Vilela; Faria, Marcos Ventura; Andrade, Marcela Carvalho; Resende, Luciane Vilela; Delatorre, Carla Andrea; Silva, Paulo Roberto da (2011) [Artigo de periódico]
      Most strawberry (Fragaria × ananassa Duchesne) cultivars used in Brazil are developed in other countries, it became clear the need to start the strawberry breeding program in the country. To start a breeding program is ...

    • Genetic similarity in a hybrid population of 'Montenegrina' and 'King' mandarins 

      Brugnara, Eduardo Cesar; Bastianel, Marines; Weiler, Roberto Luis; Schwarz, Sergio Francisco (2012) [Artigo de periódico]
      The objective of this work was to confirm the hybrids obtained in plants originated from the crossing between the mandarins Citrus deliciosa 'Montenegrina' and C. nobilis 'King', and to estimate the genetic similarity among ...

    • Genetics of in vitro organogenesis and precocious germination of wheat embryos 

      Lange, Claudia Erna; Federizzi, Luiz Carlos; Carvalho, Fernando Iraja Felix de; Dornelles, Ana Lucia Cunha; Handel, Cristine Luise (1998) [Artigo de periódico]
      As bases genéticas da germinação precoce de embrióides de trigo e organogênese in vitro foram estudadas utilizando-se seis genótipos brasileiros e suas gerações F1, F2, BC1F1 e BC2F1, através da análise de média de gerações. ...

    • Genetics of naked grain oats in crosses with Brazilian genotypes 

      Cabral, Candida Braga; Milach, Sandra Cristina Kothe; Federizzi, Luiz Carlos; Bothona, Cristhiane Regina Abegg; Taderka, Ivone; Tisian, Luis Marcelo; Limberger, Emerson (2000) [Artigo de periódico]
      A herança dos caracteres grão sem casca aderida à cariopse e espiguetas multifloras foi estudada através da análise das gerações F2 e F3 de seis cruzamentos entre três fontes de germoplasma nuda dos EUA e Austrália e três ...

    • Genetic trends for mature body weight, visual scores, and growth traits in Nellore cattle 

      Koetz Junior, Celso; Roso, Vanerlei Mozaquatro; Claus, Luis Afonso Marques; Oliveira, Rui Paulo Lopes de; Fávaro, Patrícia da Cruz; Borges, Marcelo Henrique Favaro; Barcellos, Julio Otavio Jardim; Ribeiro, Edson Luis de Azambuja (2017) [Artigo de periódico]
      Mature weight (MW) of cows is related to the costs of their production. Usually, cows with moderate MW are more efficient in challenging environments, such as those available in the production systems in Brazil. In the ...

    • Genetic use restriction technologies and possible applications in the integrated pest management 

      Dalazen, Giliardi; Merotto Junior, Aldo (2016) [Artigo de periódico]
      Genetic use restriction technologies (GURTs) were developed to preserve the intellectual property of genetically modified crops (GM) and ensure the return of investments made by industry to obtain technology delivered ...

    • Genetic variability of isoflavones in the usda red clover core collection 

      Ramos, Graziele Pereira; Dias, Paula Menna Barreto; Morais, Cláudia Borges de; Dall'Agnol, Miguel; Zuanazzi, Jose Angelo Silveira (2012) [Artigo de periódico]
      Red clover is one of the most utilized forage in agriculture and contains many of the isoflavones known for their human health benefits. The objectives of this study were: i) to quantify, using HPLC analysis, isoflavones ...

    • Genetic variability of the components of seed yield in interspecific hybrids of Paspalum 

      Lopes, Rodrigo Ramos; Souza, Cleber Henrique Lopes de; Pereira, Emerson André; Gasparetto, Bruno Frosi; Dall'Agnol, Miguel; Franke, Lucia Brandao (2017) [Artigo de periódico]
      This study aimed to determine the variability and expression of the components of seed yield in twenty-three apomictic Paspalum plicatulum × Paspalum lepton hybrids and two male parent plants (P. lepton). We used a randomized ...

    • Genetic variation in polyploid forage grass : asessing the molecular genetic variability in the Paspalum genus 

      Cidade, Fernanda Witt; Vigna, Bianca B.Z.; Souza, Francisco Humberto Dübbern de; Valls, José Francisco Montenegro; Dall'Agnol, Miguel; Zucchi, Maria Imaculada; Chies, Tatiana Teixeira de Souza; Souza, Anete Pereira de (2013) [Artigo de periódico]

    • Genome mining for antimicrobial compounds in wild marine animals-associated Enterococci 

      Prichula, Janira; Barros, Muriel Primon de; Luz, Romeu C. Z.; Castro, Ícaro Maia Santos de; Paim, Thiago Galvão da Silva; Tavares, Maurício; D'Azevedo, Pedro Alves; Frazzon, Jeverson; Frazzon, Ana Paula Guedes; Seixas, Adriana; Gilmore, Michael S. (2021) [Artigo de periódico]
      New ecosystems are being actively mined for new bioactive compounds. Because of the large amount of unexplored biodiversity, bacteria from marine environments are especially promising. Further, host-associated microbes are ...

    • Genome sequencing of two Bacillus anthracis strains : a virulent strain and a vaccinal strain 

      Siqueira, Franciele Maboni; Cibulski, Samuel Paulo; Mayer, Fabiana Quoos; Driemeier, David; Pavarini, Saulo Petinatti; Vargas, Agueda Castagna de (2018) [Artigo de periódico]
      Bacillus anthracis strain SPV842 15 was isolated from bovine fetus, while B. anthracis strainBrazilian vaccinal was recovered from a commercial vaccine. We report here the genomesequences of both strains. The SPV842 15 ...

    • Genomic analysis of Enterococcus durans LAB18S, a potential probiotic strain isolated from cheese 

      Comerlato, Carolina Baldisserotto; Prichula, Janira; Siqueira, Franciele Maboni; Ritter, Ana Carolina; Varela, Ana Paula Muterle; Mayer, Fabiana Quoos; Brandelli, Adriano (2022) [Artigo de periódico]
      Gut microbiota exerts a fundamental role in human health and increased evidence supports the beneficial role of probiotic microorganisms in the maintenance of intestinal health. Enterococcus durans LAB18S was previously ...

    • Genomic analysis of the first european bacteriophages with depolymerase activity and biocontrol efficacy against the phytopathogen Ralstonia solanacearum 

      Biosca, Elena G.; Català-Senent, José Francisco; Figas-Segura, Angela; Bertolini, Edson; López, María Milagros; Álvarez, Belén (2021) [Artigo de periódico]
      Ralstonia solanacearum is the causative agent of bacterial wilt, one of the most destructive plant diseases. While chemical control has an environmental impact, biological control strategies can allow sustainable agrosystems. ...

    • Genomic epidemiology of SARS-CoV-2 in Esteio, Rio Grande do Sul, Brazil 

      Franceschi, Vinicius Bonetti; Caldana, Gabriel Dickin; Mayer, Amanda de Menezes; Cybis, Gabriela Bettella; Neves, Carla Lucia Andretta Moreira; Ferrareze, Patricia Aline Gröhs; Demoliner, Meriane; Almeida, Paula Rodrigues de; Gularte, Juliana Schons; Hansen, Alana Witt; Weber, Matheus Nunes; Fleck, Juliane Deise; Zimerman, Ricardo Ariel; Silva, Lívia Kmetzsch Rosa e; Spilki, Fernando Rosado; Thompson, Claudia Elizabeth (2021) [Artigo de periódico]
      Background: Brazil is the third country most affected by Coronavirus disease-2019 (COVID-19), but viral evolution in municipality resolution is still poorly understood in Brazil and it is crucial to understand the epidemiology ...