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Emergence pathways of organic livestock systems in arid environments: a longitudinal systems analysis of Saudi Arabia

- IntroductionOrganic livestock systems are well documented in temperate regions, yet their emergence in arid agro-ecosystems remains poorly understood. Environmental constraints such as water...

From Assessment to Optimization: A Comprehensive Review of the Mutton Quality Evaluation Index, Factors, and Improvement Strategies

- This graphical abstract summarizes the comprehensive framework of mutton quality, including evaluation indices, influencing factors, and improvement strategies. Meat quality is systematically...

146. Relationship Between Antibody Response to Booster Clostridial Vaccine and Weaning Fecal Egg Counts in Polypay Ewe Lambs

02/04/2026 - Previous studies have revealed a relationship between postweaning fecal egg count (PFEC) estimated breeding value (EBV) and antibody production in response to clostridial booster vaccination. While...

91. Repeatability of Feed Efficiency and Feeding Behavior Across Diets in Katahdin Ewes Divergently Selected for Residual Feed Intake

02/04/2026 - Efforts in animal agriculture aim to create a sustainable food supply for the global population. Enhancing feed efficiency and developing measurable metrics to minimize input costs for the small...

26. Potential of Southern Pine Silvopasture to Mitigate Enteric Methane Emission from and Enhance Performance of Hair Sheep

02/04/2026 - Silvopasture is an integrated grazing system comprising trees, forage, and livestock in a single unit. Trees in silvopasture provide sheds, especially during summer when the ambient temperature is...

92. Use of Soy Hull and Corn Gluten Feed in Post-weaning Diets of Landrace Hair Sheep Lambs: Growth and Intake

02/04/2026 - The post-weaning period, as lambs transition to an all solid diet, is critical for their subsequent growth and well-being. Two experiments were conducted that evaluated the use of soy hull (SH) and...

24. Investigating the Influence of Dietary N-carbamylglutamate and Melatonin on Liver Hemodynamics, Amino Acid Concentration, and Transcriptomics in Heat-stressed Finishing Lambs

02/04/2026 - Heat stress in livestock alters blood circulation resulting in metabolic disturbances. N-carbamylglutamate (NCG), a precursor of L-arginine, promotes nitric oxide synthesis while melatonin (MEL)...

49. N-carbamylglutamate and Melatonin Supplementation Alters Peripheral Blood Flow in Lambs Without an Apparent Benefit to Heat Stress

02/04/2026 - Recently, combined supplementation of N-carbamylglutamate (NCG) and Melatonin (MEL) have demonstrated beneficial effects in vasodilatory properties; nevertheless, its potential usage to treat...

145. Antibody Response to Booster Clostridial Vaccination Is Negatively Correlated with PFEC EBV Values in Katahdin Lambs

02/04/2026 - To determine the relationship between antibody response to booster clostridial vaccine and parasite resistance in Katahdin lambs, blood samples were collected 1 week after booster clostridial...

149. Relationship Between Immune Fitness and Maternal Productivity Traits in Katahdin Sheep

02/04/2026 - Antibody response to vaccination may be used to quantify immune fitness. Understanding relationships between immune fitness and maternal productivity traits is necessary to optimize breeding...

182. Goat Production Systems in Texas

02/04/2026 - This study aimed to review goat production systems in Texas and identify gaps in our knowledge about producer demographics, herd distribution, herd management, and herd composition. A survey...

Detection of homozygosity and heterozygosity regions in mediterranean sheep breeds revealed by high-density SNP array

20/01/2026 - Genome-wide studies in livestock have become essential tools for investigating genetic diversity, population structure, and adaptive evolution. By leveraging high-density single nucleotide...