Results 31 to 40 of about 3,907 (202)

Survival analysis and reproductive performance of Dorper x Tumele sheep [PDF]

Heliyon, 2020
Productivity and profitability of sheep farming are highly influenced by lamb survival and ewe reproductive performance. Thus, this study was conducted to evaluate the survival and reproductive performance of crossbred sheep. Data collected from 2009 to 2018 from Sirinka sheep breeding stations were utilized for this study.
Zeleke Tesema, Belay Deribe, Alemu Kefale, Mesin Lakew, Mekonnen Tilahun, Mekonnen Shibesh, Negus Belayneh, Asres Zegeye, Getachew Worku, Liuel Yizengaw   +9 more
openaire   +3 more sources

Embryo transfer of dorper breed to Mongolian sheep

Journal of Animal Reproduction and Biotechnology, 2022
The sheep can be reproduced by natural mating as well as applied reproductive biotechnology, embryo transfer (ET). However, this method in sheep is influenced by several factors such as season, photoperiod, latitude, temperature, nutrition, and breed.
Chuluunbayar Uuganbayar, Tsolmonbaatar Boldsaikhan, Byambasaikhan Danzan-Osor, Ho-Jun Lee, Sang-Hwan Kim, Enkhbolor Barsuren   +5 more
openaire   +2 more sources

On-station comparative analysis of reproductive and survival performance between Red Maasai, Dorper, and Merino sheep breeds

Animal, 2023
The reproductive performance of ewes and the survivability of lambs to weaning have a critical economic impact on sheep farming worldwide. Further, knowledge of major mortality causes allows an opportunity for improved flock management to evade financial
G. Wanjala, N. Kichamu, P. Strausz, P.K. Astuti, Sz. Kusza   +4 more
doaj   +1 more source

Dorper sheep cross breeding with Indigenous sheep breed in Ethiopia [PDF]

, 2019
The objective of this review paper was to review dorper sheep cross breeding with indigenous sheep breed in Ethiopia. The paper reviewed and discussed the history of dorper breed introduction, research and development efforts in crossbreeding and their ...
Walle, Desalegn Ayichew
core   +1 more source

Effect of Sex and Breed on HSPA1A, Blood Stress Indicators and Meat Quality of Lambs

Animals, 2020
The objective of this study was to examine sex and breed effects on heat shock protein 70 (HSPA1A), blood stress indicators and meat quality attributes of lambs.
Thuthuzelwa Stempa, Graeme Bradley
doaj   +1 more source

Behavioral and thermoregulatory characteristics of Dorper sheep

Journal of Animal Behaviour and Biometeorology, 2017
The objective of this study was to evaluate the behavioral and thermoregulatory characteristics of Dorper sheep. The experiment involved 12 adult females in which the respiratory frequency (RF), heart rate (HR), and rectal temperature (RT) were measured and the following behavioral activities were evaluated: Idling while standing, Idling while lying ...
Tatiana Saraiva Torres, Lucimar Oliveira Silva, Laylson da Silva Borges, Luciano Silva Sena, Antonia Leidiana Moreira, Leandra Polliny Morais Machado, João Paulo Barbosa Cardoso, Antônio de Sousa Junior   +7 more
openaire   +1 more source

Carcass traits, fatty acid composition, gene expression, oxidative stability and quality attributes of different muscles in Dorper lambs fed seeds, leaves and their combination [PDF]

Asian-Australasian Journal of Animal Sciences, 2018
Objective This study examined the influence of dietary supplementation of Nigella sativa seeds, Rosmarinus officinalis leaves and their combination on carcass attributes, fatty acid (FA) composition, gene expression, lipid oxidation and physicochemical ...
Kifah Jumaah Odhaib, Kazeem Dauda Adeyemi, Awis Qurni Sazili   +2 more
doaj   +1 more source

Perbandingan Karakteristik Morfometrik Domba Ekor Tipis, Cross Texel dan Dorper di Wilayah Tropis Indonesia

Jurnal Ternak Tropika
Domba Ekor Tipis (DET), Cross Texel, dan Dorper memiliki karakteristik dan daya adaptasi yang berbeda. Penelitian ini bertujuan untuk menganalisis perbandingan karakteristik morfometrik dari tiga ras domba tersebut sebagai indikator untuk mengevaluasi ...
Muhammad Pramujo, Sucik Maylinda, Veronica Margareta Ani Nurgiartiningsih, Tri Eko Susilorini, Adelina Ari Hamiyanti   +4 more
doaj   +1 more source

Análise de agrupamento na seleção de modelos de regressão não-lineares para curvas de crescimento de ovinos cruzados Cluster analysis applied to nonlinear regression models selection to growth curves of crossed lambs

Ciência Rural, 2011
Este estudo teve como objetivo utilizar a análise de agrupamento para classificar modelos de regressão não-lineares usados para descrever a curva de crescimento de ovinos cruzados, tendo em vista os resultados de diferentes avaliadores de qualidade de ...
Fernanda Gomes da Silveira, Fabyano Fonseca e Silva, Paulo Luiz Souza Carneiro, Carlos Henrique Mendes Malhado, Joel Augusto Muniz   +4 more
doaj   +1 more source

Reproductive performance and productivity of local and Dorper x local crossbred ewes under community-based management system, Ethiopia

Heliyon, 2023
This study evaluated the reproductive and productivity of local and Dorper crossbred ewes in a community-based management system. We analyzed data collected from 2013 to 2021, taking into account different factors such as dam-breed, location, type of ...
Ayele Abebe, Gebreyohannes Berhane, Tesfaye Getachew, Solomon Gizaw, Aynalem Haile   +4 more
doaj   +1 more source