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Dry matter production and nutrient extraction by three successive crops fertilized with serpentinite rock as a soil remineralizer. Author(s): VIANA, J. H. M.; COELHO, A. M.; THOMAZINI, A.; CARVALHO, M. P. F. de; FRANÇA, A. C. F.; CLEMENTE, E. de P. The incorporation of new sources of fertilizers is important to of the food production security. The use of rock powders still needs investigation to address their agronomic efficiency and the safety... ... Repository: BDPA Publication year: 2024
Multi-trait association mapping for phosphorous efficiency reveals flexible root architectures in sorghum. Author(s): HUFNAGEL, B.; BERNARDINO, K. C.; MALOSETTI, M.; SOUSA, S. M. de; SILVA, L. A.; GUIMARÃES, C. T.; COELHO, A. M.; SANTOS, T. T.; VIANA, J. H. M.; SCHAFFERT, R. E.; KOCHIAN, L. V.; EEUWIJK, F. A.; MAGALHAES, J. V. de Abstract. Background. On tropical regions, phosphorus (P) fxation onto aluminum and iron oxides in soil clays restricts P difusion from the soil to the root surface, limiting crop yields. While increa... ... Repository: BDPA Publication year: 2024
Selecting oocyte donors based on anti-Müllerian hormone (AMH) concentrations: a critical analysis of using cutoff values as exclusion criterion for an in vitro embryo production program in Gir cattle. Author(s): FERES, L. F. R.; SIQUEIRA, L. G. B.; PALHAO, M. P.; SANTOS, L. L. dos; PFEIFER, L. F. M.; FERNANDES, C. A. de C.; VIANA, J. H. M. The aims of this study were to determine anti-müllerian hormone (AMH) cutoff values for selecting Gir (Bos taurus indicus) oocyte donors and estimate the impact of using AMH concentrations as a select... ... Repository: BDPA Publication year: 2024
Teores de silício e micronutrientes em solos adubados com serpentinito moído. Author(s): VIANA, J. H. M.; COELHO, A. M.; THOMAZINI, A.; CLEMENTE, E. de P. Repository: BDPA Publication year: 2023
Avaliação de ocorrência de descontinuidades litológicas em perfis da XIV RCC: proposta de métodos para o SiBCS. Author(s): VIANA, J. H. M.; SOUZA, J. J. L. L. de; CLEMENTE, E. de P. O objetivo deste trabalho é avaliar alguns métodos para identificação da presença de descontinuidades nos perfis da XIV RCC, por meio das análises dos materiais coletados, usando os quantitativos das... ... Repository: BDPA Publication year: 2023
Produção de carne com baixa emissão de carbono em pastagens tropicais: resultados de validação das diretrizes técnicas em fazenda comercial. Author(s): SILVEIRA, M. C. T. da; SANTOS, F. C. dos; ALMEIDA, R. G. de; ALBUQUERQUE FILHO, M. R. de; VIANA, J. H. M.; VILELA, L.; PEREIRA, M. de A.; FEIJO, G. L. D.; MACEDO, M. C. M.; ALVES, F. V.; OLIVEIRA-PAIVA, C. A.; MENDES, I. de C.; SIMEÃO, R. M.; FIGUEIREDO, A. B. A. de; FREITAS, A. C. R. de; BARBOSA, T. A. A marca-conceito Carne Baixo Carbono (CBC) busca valorizar sistemas pecuários que apresentam potencial de mitigação das emissões de gases de efeito estufa (GEEs). Em Unidade de Referência tecnológica,... ... Repository: BDPA Publication year: 2023
Review: Current status of corpus luteum assessment by doppler ultrasonography to diagnose non-pregnancy and select embryo recipients in cattle. Author(s): PUGLIESI, G.; SILVA, A. G. da; VIANA, J. H. M.; SIQUEIRA, L. G. B. A number of potentials uses of Doppler ultrasonography have been explored in the last decades, both as research tools in reproductive physiology investigations and for the reproductive management of f... ... Repository: BDPA Publication year: 2023
Hormonal profile during resynchronisation using oestradiol benzoate and progesterone-based protocols associated or not with flunixin meglumine in cattle. Author(s): SIQUEIRA, L. G. B.; SEQUETO, R.; ANUNCIAÇÃO, R.; CAMARGO, L. S. de A.; FERNANDES, C.; FONSECA, J. F. da; PFEIFER, L. F. M.; VIANA, J. H. M. Repository: BDPA Publication year: 2023
Superstimulation of Nelore prepubertal heifers using a long-acting recombinant human FSH: effects upon oocyte yield and in vitro embryo production. Author(s): MOURA, R.; MARTINS, L.; FERNANDES, C.; SIQUEIRA, L. G. B.; FIGUEIREDO, R. A.; PEIXER, M.; XAVIER, M.; VIANA, J. H. M. Repository: BDPA Publication year: 2023
Nonlinear modeling of liming reaction and extractable base curves. Author(s): VIANA, J. H. M.; ALBUQUERQUE FILHO, M. R. de; SANTOS, F. C. dos; LADEIRA, D. de A. Modeling the response of soils to liming is important for understanding neutralization reactions and predicting lime residual effects. Models based on simple or quadratic polynomial equations are the... ... Repository: BDPA Publication year: 2023

Showing 1 - 10 of 418 results.

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