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PRODUCTIVE AND BIOLOGICAL CHARACTERISTICS OF SHEEP OF DIFFERENT GENOTYPES

Elmira Assylbekova 1 , Elmira Yeszhanova 1 , Zaure Akhatova 1 , Bekbolat Abdikarim 1

1 LLP "Kazakh Scientific Research Institute of Animal Husbandry and feed Production"

doi.org/10.37884/1-2025/02 pp. 12-19 Admitted 16.01.2025 Published 30.03.2025

Abstract

The article presents the results of studies of the physical and mechanical properties of the wool of meat-fat sheep obtained within the framework of program-targeted financing on the topic IRN BR21882201 "Improving meat productivity of fat-tailed sheep using new methods of selection, genetics and biotechnology".

According to the results of the study with the OFDA 2000 wool analyzer, the average fineness of wool of Kazakh fat-tailed coarse-wool rams corresponded to 23.8±0.04; 25.6±0.03 and 35.6±0.13 micrometers. The average wool fineness of Kazakh fat-tailed coarse-wool breed ewes in the group was 22.5±0.04; 23.9±0.00; 25.6±0.00 and 27.0±0.14 micrometers. The comfort factor parameters in the wool of Kazakh fat-tailed coarse-wool rams corresponded to 86.8; 79.1 and 50.2 percent. The corresponding figures for ewes were 74.8; 77.4; 85.9 and 90.2%. Rams have a more uneven wool than ewes.

The average wool length of Kazakh fat-tailed coarse-wool sheep in the group was 83.3 millimeters. Some samples of ram wool reached a length of up to 130 mm. The average wool length was longer in ewes and amounted to 96.9 millimetres.

The average wool fineness of the Dorper rams used in the experiment was the thinnest (21.6 µm) and shortest (31.7 mm).

Australian white stud rams showed thick (27.7 microns) and short (47.5 mm) wool. The content of thickened fibers was 33.4-19.3%.

sheep, wool, fiber, sample, fineness, length, comfort factor.

01 Introduction

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02 References

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Citation Links

[1]2025. PRODUCTIVE AND BIOLOGICAL CHARACTERISTICS OF SHEEP OF DIFFERENT GENOTYPES . Izdenister natigeler. 1 (105) (Mar. 2025), 12–19. DOI:https://doi.org/10.37884/1-2025/02.
(1)PRODUCTIVE AND BIOLOGICAL CHARACTERISTICS OF SHEEP OF DIFFERENT GENOTYPES . Izdenister natigeler 2025, No. 1 (105), 12-19. https://doi.org/10.37884/1-2025/02.
PRODUCTIVE AND BIOLOGICAL CHARACTERISTICS OF SHEEP OF DIFFERENT GENOTYPES . (2025). Izdenister Natigeler, 1 (105), 12-19. https://doi.org/10.37884/1-2025/02
PRODUCTIVE AND BIOLOGICAL CHARACTERISTICS OF SHEEP OF DIFFERENT GENOTYPES . Izdenister natigeler, [S. l.], n. 1 (105), p. 12–19, 2025. DOI: 10.37884/1-2025/02. Disponível em: https://agrosoil.kaznaru.edu.kz/index.php/research/article/view/810. Acesso em: 15 sep. 2026.
“PRODUCTIVE AND BIOLOGICAL CHARACTERISTICS OF SHEEP OF DIFFERENT GENOTYPES ”. 2025. Izdenister Natigeler, no. 1 (105) (March): 12-19. https://doi.org/10.37884/1-2025/02.
“PRODUCTIVE AND BIOLOGICAL CHARACTERISTICS OF SHEEP OF DIFFERENT GENOTYPES ” (2025) Izdenister natigeler, (1 (105), pp. 12–19. doi:10.37884/1-2025/02.
[1]“PRODUCTIVE AND BIOLOGICAL CHARACTERISTICS OF SHEEP OF DIFFERENT GENOTYPES ”, Izdenister natigeler, no. 1 (105), pp. 12–19, Mar. 2025, doi: 10.37884/1-2025/02.
“PRODUCTIVE AND BIOLOGICAL CHARACTERISTICS OF SHEEP OF DIFFERENT GENOTYPES ”. Izdenister Natigeler, no. 1 (105), Mar. 2025, pp. 12-19, https://doi.org/10.37884/1-2025/02.
“PRODUCTIVE AND BIOLOGICAL CHARACTERISTICS OF SHEEP OF DIFFERENT GENOTYPES ”. Izdenister natigeler, no. 1 (105) (March 30, 2025): 12–19. Accessed September 15, 2026. https://agrosoil.kaznaru.edu.kz/index.php/research/article/view/810.
1.PRODUCTIVE AND BIOLOGICAL CHARACTERISTICS OF SHEEP OF DIFFERENT GENOTYPES . Izdenister natigeler [Internet]. 2025 Mar. 30 [cited 2026 Sep. 15];(1 (105):12-9. Available from: https://agrosoil.kaznaru.edu.kz/index.php/research/article/view/810
1.PRODUCTIVE AND BIOLOGICAL CHARACTERISTICS OF SHEEP OF DIFFERENT GENOTYPES . Izdenister natigeler. 2025;(1 (105):12-19. doi:10.37884/1-2025/02