Results 21 to 30 of about 63,809 (269)

Monitoring Mycoplasma bovis Diversity and Antimicrobial Susceptibility in Calf Feedlots Undergoing a Respiratory Disease Outbreak

open access: yesPathogens, 2020
Bovine respiratory diseases (BRD) are widespread in veal calf feedlots. Several pathogens are implicated, both viruses and bacteria, one of which, Mycoplasma bovis, is under-researched.
Claire A.M. Becker   +7 more
doaj   +1 more source

Ruminal pH

open access: yes, 2020
There has been an increasing trend in herd size in a number of countries which is associated with an increase in the number of cows per stock person. More specifically in the dairy cattle sector in Europe, since milk quota removal by EU in April 2015, many countries have implemented expansion programs mainly in the form of increasing cow milk yield and/
Danesh Mesgaran, Sadjad   +3 more
openaire   +1 more source

Rumination

open access: yesThe Korean Journal of Gastroenterology, 2017
Rumination syndrome is one of the functional gastroduodenal disorders. Effortless and repetitive regurgitation of recently ingested food from the stomach to the oral cavity followed by rechewing and reswallowing or spitting are the characteristic clinical features.
openaire   +3 more sources

The impact of chronic diarrhoea in Mycobacterium avium subsp. paratuberculosis seropositive dairy cows on serum protein fractions and selected acute phase proteins

open access: yesJournal of Applied Animal Research, 2020
The objective of this study was to evaluate the serum protein pattern and selected acute phase proteins in dairy cows with chronic diarrhoea associated with seropositivity to Mycobacterium avium subsp. paratuberculosis (MAP).
Oskar Nagy   +2 more
doaj   +1 more source

Effects of Dietary Flaxseed Oil and Ascorbic Acid on the Reproductive Performance of South African Indigenous Sheep

open access: yesRuminants, 2023
The current study aimed to evaluate the effects of the dietary inclusion of flaxseed oil and ascorbic acid on the reproductive performance of South African indigenous sheep (Ovis aries).
Jabulani Nkululeko Ngcobo   +4 more
doaj   +1 more source

Rumination Syndrome [PDF]

open access: yesMayo Clinic Proceedings, 1997
Rumination is a syndrome characterized by repetitive regurgitation of small amounts of food from the stomach. The food is then partially or completely rechewed, reswallowed, or expelled. This syndrome is relatively common in infants and mentally challenged persons, but it also occurs in adults with normal intelligence.
A, Malcolm   +3 more
openaire   +2 more sources

A Study into the Identity, Patterns of Infection and Potential Pathological Effects of Rumen Fluke and the Frequency of Co-Infections with Liver Fluke in Cattle and Sheep

open access: yesRuminants, 2023
Rumen fluke (RF) are trematode parasites that have increased in prevalence within European ruminant livestock since the 1990s. Morbidity and mortality can result from the development of juvenile flukes in the duodenum, however, evidence for significant ...
Valentina Busin   +7 more
doaj   +1 more source

Atypical actinobacillosis affecting hind limbs and lungs in a single beef cattle herd

open access: yesJournal of Veterinary Internal Medicine, 2019
Actinobacillosis usually is a sporadic infection that affects the tongue in cattle (“wooden tongue”) with possible spread to the digestive tract. Two 4‐year‐old Rouge‐des‐Prés cows from a single French beef herd were referred for chronic (2‐6 months ...
Anne Relun   +7 more
doaj   +1 more source

Essential Oil Blends with or without Fumaric Acid Influenced In Vitro Rumen Fermentation, Greenhouse Gas Emission, and Volatile Fatty Acids Production of a Total Mixed Ration

open access: yesRuminants, 2023
The growing interest in improving rumen fermentation and mitigating methane emissions necessitates the use of essential oil blends (EOB) and fumaric acid (FA).
Joel O. Alabi   +9 more
doaj   +1 more source

Thyroid Hormones, Insulin, Body Fat, and Blood Biochemistry Indices in Dairy Cows During the Reproduction/Production Cycle

open access: yesFolia Veterinaria, 2017
This study investigated the changes in: thyroid hormones, amount of subcutaneous fat, and selected indices of blood biochemistry in dairy cows in relation to the reproduction/production cycle.
Paulíková I.   +6 more
doaj   +1 more source

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