Current Issue | American Journal of Animal and Veterinary Sciences

Effect of Granulated Sudan Grass Feed on the Fattening Performance and Meat Quality of Young Cattle

Ilmaliyev Zhanserik — 2026-07-06

American Journal of Animal and Veterinary Sciences, Published online: 6 July 2026; doi:10.3844/ajavsp.2026.21.02.011

The aim of the study was to examine the effectiveness of various methods of Sudan grass forage preparation and their impact on the meat productivity of young cattle. The scientific and economic experi...

Performance of Stocker Cattle Managed On Pastures Over-Seeded With Annual Forages

Michael Martinez — 2026-08-05

American Journal of Animal and Veterinary Sciences, Published online: 5 August 2026; doi:10.3844/ajavsp.2026.21.02.012

The goal of this study was to determine the performance of stocker calves managed on permanent pastures over-seeded with winter and summer annuals. Twenty-one 7-month-old Angus calves (BW = 263 ± 24 ...

Testicular Development in Holstein, F1 Crossbred Holstein-Gyr, Gyr, and Nellore Bulls During Puberty and Sexual Maturity in Tropical Conditions

Gustavo Eduardo Freneau — 2026-07-09

American Journal of Animal and Veterinary Sciences, Published online: 9 July 2026; doi:10.3844/ajavsp.2026.21.02.013

Context: Puberty and sexual maturity are very important economic aspects in the beef industry and bull production. The aim of this study was to characterize and determine the sexual development of Bos...

Effects of Differently Processed Taro Mixed With Other Ingredients on Digestibility and Nitrogen Balance in Crossbred Pigs

Phiny Chiv — 2026-07-07

American Journal of Animal and Veterinary Sciences, Published online: 7 July 2026; doi:10.3844/ajavsp.2026.21.02.014

Leaves from forage crops and vegetables such as water spinach, sweetpotato, cassava, and especially taro, can be incorporated into pig diets aspartially replace commonly used protein sources including...

Molecular Diagnosis of Toxoplasma gondii in Free-Range Chickens (Gallus gallus) Sold at Fairs in the Metropolitan Region of Macapá–AP (Brazil)

Paulo Tarso Tavares Santana — 2026-07-02

American Journal of Animal and Veterinary Sciences, Published online: 2 July 2026; doi:10.3844/ajavsp.2026.21.02.015

The informal commercialization of free-range poultry in open markets poses potential food safety risks regarding zoonotic pathogens. This investigation molecularly and histopathologically screened for...

Phenotypic, Reproductive and Genomic Perspectives on the Status and Research Gaps of South African Bosvelder Sheep

Nhlakanipho Sam Zulu — 2026-07-01

American Journal of Animal and Veterinary Sciences, Published online: 1 July 2026; doi:10.3844/ajavsp.2026.21.02.016

The South African Bosvelder sheep is an emerging composite sheep developed from indigenous Bapedi and commercial White Dorper and Van Rooy sheep. Despite its reported adaptability and production poten...

The Effect of Early Weaning on Performance, Health Parameters, and Carcass Traits of Bonsmara Bull Calves Under Feedlot Conditions

Kgotso Patrick Matli — 2026-08-14

American Journal of Animal and Veterinary Sciences, Published online: 14 August 2026; doi:10.3844/ajavsp.2026.21.02.017

A feedlot is an intensive farming system used for finishing livestock. This study analyzed the performance, health, and carcass traits of Early-Weaned Calves (EWC) and Traditionally-Weaned Calves (TWC...

In-vitro Larvicidal Potentials of Achillea Extracts on Strongylid Larvae

Lyudmila Lider — 2026-07-21

American Journal of Animal and Veterinary Sciences, Published online: 21 July 2026; doi:10.3844/ajavsp.2026.21.02.018

Strongylid infections remain among the most widespread and clinically significant helminthoses in horses, with increasing concerns regarding anthelmintic resistance. Against this background, we invest...

Impact of Poxvirus Infection on Crocodile Skin Quality: A Systematic Review

Pretty Rachuene — 2026-08-11

American Journal of Animal and Veterinary Sciences, Published online: 11 August 2026; doi:10.3844/ajavsp.2026.21.02.019

Crocodile poxvirus infection causes small superficial lesions covered by dark brownish crusts or scabs. This infection is of importance in crocodile farming due to its potential impact on the tanned h...

Postnatal Muscle Growth and Allometry in Anatomical Regions of Russian Black-Pied Heifers and their Crosses With Hereford and Charolais Under Intensive Rearing

Ivan Petrovich Prokhorov — 2026-08-10

American Journal of Animal and Veterinary Sciences, Published online: 10 August 2026; doi:10.3844/ajavsp.2026.21.02.020

Crossbreeding dairy cattle with specialized beef breeds is an effective strategy to increase beef production, yet data on muscle growth patterns in crossbred heifers remain limited. This study aimed t...