Claim Missing Document
Check
Articles

Found 2 Documents
Search

PENGARUH WAKTU PRA PEMBEKUAN TERHADAP KUALITAS SEMEN BEKU DALAM PENGENCER SPERMAX (The Effect of Pre-Freezing Time on The Quality of Frozen Semen of Landrace Boars in Spermax Diluent) Dui, Theresia A. A. T.; Nalley, Wilmientje M; Lawa, Alvrado B; Telupere, Franky M S; Hine, Thomas M; Setyani, Ni M P
JURNAL NUKLEUS PETERNAKAN Vol 12 No 1 (2025): Juni
Publisher : Universitas Nusa Cendana

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35508/nukleus.v12i1.22383

Abstract

This research aimed to investigate the effect of pre-freezing time on the quality of frozen Landrace boar semen. Semen was collected from four 2-3 year old Landrace boars. The semen was evaluated macroscopically and microscopically. Subsequently, good quality semen was diluted in a basic extender, then subjected to a holding time of 2 hours at 27-28°C. The semen was then centrifuged at 2000 rpm for 15 minutes. The spermatozoa pellet was re-diluted with a Spermax extender, packaged into 0.5 mL straws, and equilibrated for 2 hours at 3-5°C. After equilibration, the straws were frozen by placing them 10 cm above the surface of liquid nitrogen at ±-110°C for durations of 3, 6, 9, and 12 minutes. The straws were then immersed into liquid nitrogen at -196°C. Thawing was performed by immersing the straws into a water bath containing water at 37°C for 30 seconds, followed by evaluation of semen quality. The results showed that pre-freezing time had no significant effect (P>0.05) on semen quality after dilution and equilibration. However, it had a significant effect (P<0.01) on the recovery rate, motility, and viability of spermatozoa after thawing, with the best treatment being 9 minutes. It was concluded that a pre-freezing time of 9 minutes resulted in the highest quality of frozen Landrace boar semen compared to other treatments.
Kombinasi Tepung Kunyit dengan Berbagai Level Tepung Kacang Tanah Terhadap Performa Produksi Ayam Kub Purnamasari, Cahya; Telupere, Franky M S; Nalley, ‪Wilmientje Marlene
TERNAK TROPIKA Journal of Tropical Animal Production Vol. 23 No. 1 (2022): TERNAK TROPIKA Journal of Tropical Animal Production
Publisher : Jurusan Produksi Ternak, Fakultas Peternakan, Universitas Brawijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21776/ub.jtapro.2022.023.01.4

Abstract

Penelitian ini bertujuan untuk menguji pemberian campuran tepung kunyit dengan berbagai level tepung kacang tanah terhadap performa produksi ayam KUB. Penelitian ini menggunakan 60 ekor ayam dengan 4 kelompok perlakuan yaitu: P0 (kontrol), P1 0,15% tepung kunyit (TK) dan 5% tepung kacang tanah (TKT) , P2 0,15% TK dan 10% TKT, P3 0,15% TK dan 15% TK. Setiap perlakuan mendapat lima ulangan dan setiap ulangan terdiri dari 3 ekor ayam., pakan perlakuan diberikan selama delapan minggu. Variabel yang diuji adalah konsumsi pakan, pertambahan bobot badan (PBB) dan konversi pakan. Data dianalisis menggunakan one way anova dan jika terdapat perbedaan antar perlakuan, maka dilakukan uji lanjut menggunakan Duncan’s New Multiple Range Test (DMRT). Hasil penelitian menunjukkan bahwa penggunakan kombinasi TK dan TKT berpengaruh nyata (P<0.05) terhadap PBB dan konversi pakan, dan tidak berpengaruh nyata pada konsumsi pakan (P>0.05) dapat disimpulkan bahwa perlakuan dengan pemberian 15% TKT memberikkan respon terbaik.