Results 51 to 60 of about 362 (156)

Seed Propagation of Cocoyam, Xanthosoma caracu Koch & Bouche1

open access: yesHortScience, 1976
Abstract Viable seeds of a Cuban clone of Xanthosoma caracu were obtained through manual pollinations. Seedlings showed variability and appear free of known viruses.
R. B. Volin, F. W. Zettler
openaire   +1 more source

Association of polymorphisms in the leptin and thyroglobulin genes with meat quality and carcass traits in beef cattle

open access: yesRevista Brasileira de Zootecnia, 2012
The objective of the present study was to estimate the allelic and genotypic frequencies of the polymorphisms E2FB (AY138588.1: c.305C> T), located in the leptin gene (LEP), and TG5 (X05380.1:g.-422C>T), located in the thyroglobulin gene (TG), and ...
Thiago Dutra de Carvalho   +7 more
doaj   +1 more source

Efeitos da seleção para peso pós-desmame sobre características de carcaça e rendimento de cortes cárneos comerciais de bovinos Effects of selection for post weaning weight on carcass traits and meat cut yields of beef cattle

open access: yesRevista Brasileira de Zootecnia, 2007
Foram avaliados os efeitos da seleção para peso pós-desmame sobre características de carcaça e rendimento de cortes cárneos comerciais de 44 bovinos machos não-castrados selecionados ou não para peso aos 378 dias, nascidos em 1999, Foram utilizados ...
Sarah Figueiredo Martins Bonilha   +5 more
doaj   +1 more source

Effect of follicular wave stage on potential fertility predictors and their repeatability coefficient in prepubertal Bos indicus (Nellore) and Bos taurus (Caracu) heifers

open access: yesAnimal, 2022
In an attempt to develop accessible methods for the precocious individual selection based on phenotypic attributes related to reproductive superiority, this study evaluated the effects of follicular wave stages (emergence and dominance) and the ...
J.R. Bevilaqua   +9 more
doaj   +1 more source

Impact of Model Parameterisation and Variance Component Estimates on Genomic Predictions of Carcass Traits in Montana Composite Cattle

open access: yesJournal of Animal Breeding and Genetics, EarlyView.
ABSTRACT This study evaluated the influence of variance component (VC) estimates, obtained from different models and two relationship matrices, pedigree‐based (BLUP) and genomic information‐based (ssGBLUP), on genomic predictions of carcass traits in Montana composite cattle.
Caroline Assis Almeida   +9 more
wiley   +1 more source

Serum cortisol concentration in cattle of different genetic groups slaughtered in confinement

open access: yesSemina: Ciências Agrárias, 2016
The objective of this work was to compare the serum cortisol levels among four genetic cattle groups slaughtered in confinement. Thirty-two non-castrated male bovines from four genetic groups were analyzed: Nelore, Aberdeen Angus × Nelore, Caracu ...
Aracele Pinheiro Pales   +7 more
doaj   +1 more source

Estimativas da composição física das carcaças e do corpo vazio de amostras da 15ª progênie dos rebanhos Zebu e Caracu de Sertãozinho(SP) Physical composition estimates of carcass and empty body weight on samples of the 15th progeny of Sertãozinho (SP-Brazil) Zebu and Caracu herds

open access: yesRevista Brasileira de Zootecnia, 2001
Foram estimadas as composições corporais físicas em termos de porcentagens de músculo, gordura e osso na meia carcaça esquerda e no peso vazio estimado (PVz), de 44 machos inteiros, nascidos em 1995 e terminados em confinamento, dos rebanhos selecionados
Alexander George Razook   +5 more
doaj   +1 more source

Rapid Multiplication of Xanthosoma caracu by in Vitro Shoot Tip Culture

open access: yesHortScience, 1984
Abstract Shoot tips of Xanthosoma caracu were cultured and rooted successfully in 5 to 6 weeks in an agitated liquid Murashige and Skoog (MS) basal medium with 100 mg/liter ascorbic acid and multiplied in MS basal medium with (per liter) 250 mg NaH2PO4 · H2O, 0.4 mg thiamine-HCl, 30 mg adenine sulphate, 8 g Difco Bacto agar and supplemented with 2 mg ...
M. P. Asokan, S. K. O’Hair, R. E. Litz
openaire   +1 more source

Genomic responses to climatic challenges in beef cattle: A review

open access: yesAnimal Genetics, Volume 55, Issue 6, Page 854-870, December 2024.
Abstract Climate change is a major concern for the near future and for livestock breeding. Cattle breeding, due to its greenhouse gas emissions, is one of the most implicated industries. Consequently, the main future goals are to breed animals resilient to climate change, with the aim of lowering the livestock impact on the environment and selecting ...
Daniele Colombi   +10 more
wiley   +1 more source

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