Volume 19, Issue 4 (2024) | American Journal of Animal and Veterinary Sciences

Genome-Wide Association Study of Single Nucleotide Polymorphisms with Milk Traits in Red Gorbatov Cattle

Marina Ivanovna Selionova — 2024-10-12

American Journal of Animal and Veterinary Sciences, Published online: 12 October 2024; doi:10.3844/ajavsp.2024.329.337

In order to preserve the gene pool of the Red Gorbatov breed, it is necessary to use a set of genomic analysis tools that allows more efficient planning in obtaining individuals who meet the economic ...

Effect of Body Weight and Age at Puberty and Mating on Subsequent Gilt Development Weights, Litter Traits, and Colostral Immunoglobulin G of the F1 Large White X Landrace Gilts

Thembela Happines Matukane — 2024-10-12

American Journal of Animal and Veterinary Sciences, Published online: 12 October 2024; doi:10.3844/ajavsp.2024.338.348

The purpose of this study was to assess how body weight and age at puberty and mating in F1 Large White x Landrace pigs influence subsequent gilt development weights, litter characteristics, and colos...

Mangrove Feedstock Potentials for Ruminant

Hamdi Mayulu — 2024-10-28

American Journal of Animal and Veterinary Sciences, Published online: 28 October 2024; doi:10.3844/ajavsp.2024.349.359

Mangrove forests play an important role in maintaining the health and productivity of coastal ecosystems, as well as providing valuable services such as sequestering atmospheric carbon (blue carbon st...

Dietary Management Strategies to Mitigate Decreased Feed Intake Associated with Terminal Implant Administration in Finishing Beef Steers

Alexandria Kelly — 2024-10-30

American Journal of Animal and Veterinary Sciences, Published online: 30 October 2024; doi:10.3844/ajavsp.2024.360.370

Re-implanting with a terminal implant often reduces subsequent dry matter intake (DMI). Crossbred steers (n = 27, initial body weight = 385 ± 30.8 kg) were used to assess the effects of locomotion im...

Particle Size Determination in Rice Bran Testing with Various Levels of Rice Husks Using Ultrasonic Waves

Urip Rosani — 2024-11-06

American Journal of Animal and Veterinary Sciences, Published online: 6 November 2024; doi:10.3844/ajavsp.2024.371.376

The principle of ultrasonic waves in detecting materials is based on their physical properties. The size of particles has an impact on various aspects of their composition and function. The limited in...

Meta-Analysis of Performance and Intestinal Histomorphology of Broilers Fed Diets Containing Fermented Tropical Seed Meals

Ifeanyichukwu Princewill Ogbuewu — 2024-11-29

American Journal of Animal and Veterinary Sciences, Published online: 29 November 2024; doi:10.3844/ajavsp.2024.377.392

There are variable results on the effect of dietary Fermented Tropical Seed Meal (FTSM) intervention on the growth and intestinal histomorphological indices of broilers. This meta-analysis aimed to in...

Effect of High Incubation Temperature on Embryo Livability, Mortality, Hatchability, and Chick Quality in Commercial Layers

Khathutshelo Simon Masia — 2024-11-19

American Journal of Animal and Veterinary Sciences, Published online: 19 November 2024; doi:10.3844/ajavsp.2024.393.403

This research was conducted to determine the effect of high incubation temperature profiles on embryo livability, mortality, hatchability, and chick quality in commercial layers. Incubation temperatur...

A Systematic Review of the Prevalence of Avian Hepatitis E Virus in Bird’s Husbandry Worldwide, 2000-2023 Prevalence of Avian Hepatitis E Virus

Jorge Eduardo Forero Duarte — 2024-11-27

American Journal of Animal and Veterinary Sciences, Published online: 27 November 2024; doi:10.3844/ajavsp.2024.404.414

Avian Hepatitis E virus (aHEV) constitutes a serious animal health problem and involves significant losses in poultry production; however, epidemiological evidence is scattered. Analyze the prevalence...

Rеsеаrсh on the Dеvеlорmеnt and Аррlісаtіоn of Аntіmісrоbіаl Fооd Соаtіngs tо Рrеsеrvе thе Quаlіty and Ехtеnd thе Shеlf Lіfе of Mеаt and Роultry

Lazat Umiraliyeva — 2024-11-28

American Journal of Animal and Veterinary Sciences, Published online: 28 November 2024; doi:10.3844/ajavsp.2024.415.425

Рrеsеrvаtіоn tесhnіquеs tо рrоlоng thе frеshnеss аnd usаbіlіty оf fооd іtеms аrе сurrеntly а рrіmаry fосus оf іnnоvаtіоn wіthіn thе fооd іndustry. Tо t...

Cattle Raising Practices in North-West Cambodia

Sophany Morm — 2024-12-07

American Journal of Animal and Veterinary Sciences, Published online: 7 December 2024; doi:10.3844/ajavsp.2024.426.434

We aimed to assess current cattle farming practices in northwest Cambodia in terms of economy, practical management, productivity, and sustainability. The study sites were selected in four provinces (...

Dietary Protein and Energy Levels at 3200 m Altitude for Slow-Growing Chickens

Mariela Ketty Meza-Morveli — 2024-12-20

American Journal of Animal and Veterinary Sciences, Published online: 20 December 2024; doi:10.3844/ajavsp.2024.435.443

The extent to which energy and protein (CP) levels can be reduced without impacting productivity in slow-growing chickens remains undetermined. The treatments were conducted to evaluate the effect of ...

Oat Pellets and Hay in Alpacas of Pastures of the Andean Zone, Perú

Marcial Enciso Altamirano — 2025-03-04

American Journal of Animal and Veterinary Sciences, Published online: 4 March 2025; doi:10.3844/ajavsp.2024.444.449

The research was carried out at the INIA's Quimsachata experimental center in Puno, Peru; with the purpose of evaluating oat pellets and hay in Alpaca pastures in the Andean Zone. A total of Sixty-thr...