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Agronomic efficiency of animal residues based phosphorus fertilizer. Author(s): RAMOS, J. F. K.; COSTA, J. A. K. V. N. da; FRANCISCO, G. C.; KUNZ, A.; ANTES, F. G.; BENITES, V. de M.; ALONSO, J. M. This work aimed to evaluate the dry matter production of maize the accumulation of P under the influence of fertilisation with agricultural residues. Repository: BDPA Publication year: 2023
N2O emission factors for nitrogen fertilizers and animal excreta in pastures: a meta-analysis for Brazil. Author(s): PENTEADO, L. F.; NOGUEIRA, S. F.; ANDRADE, C. A. de; RAMOS, N. P.; PAZIANOTTO, R. A. A.; GAROFALO, D. T. Between 1985 and 2020, Brazil increased its pasture area by 38%, from 111 to 154 million hectares. In turn, N2O emissions from the agriculturallivestock sector in 2016 accounted for 87% of the total e... ... Repository: BDPA Publication year: 2023
Use of in vitro fertilization technique in the last decade and its effect on Brazilian embryo industry and animal production. Author(s): VIANA, J. H. M.; SIQUEIRA, L. G. B.; PALHÃO, M. P.; CAMARGO, L. S. de A. BACKGROUND - Based on the evaluation of embryo production and transfer numbers, as well as of market changes and trends, we can estimative the impact of the advances in reproductive biotechnology rese... ... Repository: BDPA Publication year: 2010
A Non-synonymous point mutation in a WD-40 domain repeat of EML5 leads to decreased bovine sperm quality and fertility. Author(s): NOGUEIRA, E.; TIRPÁK, F.; HAMILTON, L.; ZIGO, M.; KERNS, K.; SUTOVSKY, M.; KIM, J.; VOLKMANN, D.; JOVINE, L.; TAYLOR, J. F.; SCHNABEL, R. D.; SUTOVSKY, P. This study is part of a concerted effort to identify and phenotype rare, deleterious mutations that adversely affect sperm quality, or convey high developmental and fertility potential to embryos and... ... Repository: BDPA Publication year: 2022
Influência da progesterona injetável na taxa de prenhez e perda gestacional de fêmeas nelore de distintas categorias reprodutivas submetidas a inseminação artificial em tempo fixo. Author(s): DINIZ, J. V. A.; DELL'AQUA JUNIOR, J. A.; OBA, E.; FREITAS, R. R. de; PEIXOTO, R. M.; SILVA, L. O.; MAIA, G. F. N. M.; CARVALHO, B. P.; LOUREIRO, B.; SATRAPA, R. A. Progesterone (P4) is essential for embryonic development and maintenance of pregnancy when deficiency causes early embryonic loss. In this study, we investigated the ability of hormonal supplementatio... ... Repository: BDPA Publication year: 2021
Intraovarian injection of mesenchymal stem cells improves oocyte yield and in vitro embryo production in a bovine model of fertility loss. Author(s): MALARD, P. F.; PEIXER, M. A. S.; GRAZIA, J. G.; BRUNEL, H. dos S. S.; FERES, L. F.; VILLARROEL, C. L.; SIQUEIRA, L. G. B.; DODE, M. A. N.; POGUE, R.; VIANA, J. H. M.; CARVALHO, J. L. Valuable female cattle are continuously subject to follicular puncture (ovum pick-up - OPU). This technique is commonly used for in-vitro embryo production, but may result in ovarian lesion. Mesenchym... ... Repository: BDPA Publication year: 2020
Nutrient status of cattle grazing systems in the western brazilian Amazon. Author(s): RUEDA, B. L.; McROBERTS, K. C.; BLAKE, R. W.; NICHOLSON, C. F.; VALENTIM, J. F.; FERNANDES, E. C. M. Low-input cultivated pastures to feed cattle have dominated land use after forest clearing for decades in the western Brazilian Amazon. This study was undertaken to help understand the inherent nutrie... ... Repository: BDPA Publication year: 2020
The effects of gelatin supplementation prior to cooling on ram semen quality and fertility. Author(s): BANDEIRA, A. M. P.; MATOS, J. E.; MARIA, A. N.; CARNEIRO, P. C. F.; PURDY, P. H.; AZEVEDO, H. C. The physical and chemical characteristics of gelatin have been used to justify its inclusion in extenders to preserve the sperm quality and improve results of cervical artificial insemination with coo... ... Repository: BDPA Publication year: 2018
Short, medium or long-term hormonal treatments for induction of synchronized estrus and ovulation in Saanen goats during the nonbreeding season. Author(s): PIETROSKI, A. C. C. A.; BRANDÃO, F. Z.; SOUZA, J. M. G. de; FONSECA, J. F. da Abstract: The objective of this study was to compare the effect of hormonal treatment duration through the use of intravaginal sponges impregnated with 60 mg MAP for 6 (G6; n = 10), 9 (G9; n = 10) or... ... Repository: BDPA Publication year: 2013
Avaliação de protocolos hormonais de seis, nove e doze dias sobre o estro, ovulação e fertilidade de cabras da raça Toggenburg em anestro. Author(s): NASCIMENTO, P. M. P.; BRANDÃO, F. Z.; PEREIRA, P. F. V.; PONTELLO, V. R.; OLIVEIRA, A. P.; BRUSKI, J. H.; FICHER NETO, A.; FONSECA, J. F. da O objetivo deste estudo foi avaliar as taxas de ovulação e gestação, após o uso de dispositivos intraginais de progesterona (CIDR) 6, 9 e 12 dias, em cabras em anestro. Os animais (n=51) utilizados, f... ... Repository: BDPA Publication year: 2008

Showing 1 - 10 of 6,138 results.

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