Results 31 to 40 of about 48,338 (168)

Serum lipolysaccharide concentrations of dairy cows in pre- and postpartum period and with subclinical laminitis [PDF]

open access: yesJournal of Central European Agriculture
The aim of this study was to compare the LPS blood concentrations and metabolic status in the peripartum period and in the late lactation phase in dairy cows.
Pavel Gomulec, Pavol Mudroň
doaj   +1 more source

Possible causes and treatment strategies for the estrus and ovulation disorders in dairy cows

open access: yesThe Journal of Reproduction and Development, 2022
The reproductive performance of dairy cows has declined, along with an increase in their milk yield. First-service conception rates in lactating dairy cows are often lower than 50%.
Natsumi ENDO
doaj   +1 more source

Progress on oxidative stress and natural phytogenic antioxidants in dairy cows

open access: yes浙江大学学报. 农业与生命科学版, 2018
Oxidative stress has a negative impact on production performance, reproductive performance and disease resistance of dairy cows. It is particularly serious for high-producing dairy cows.
LI Yongxin   +3 more
doaj   +1 more source

Use of system fleckscore in the evaluation of body conformation in Slovak Spotted dairy cows

open access: yesActa Fytotechnica et Zootechnica, 2016
Paper is focused to use of the Fleckscore system for evaluation of main body conformation traits – body frame, musculature, feet & legs and udder in the Slovak Spotted dairy cows in the first lactations (n = 15,779), in the second lactations (n = 2,138)
Peter Strapák   +2 more
doaj   +1 more source

Antipenicillinase in the Serum of Dairy Cows [PDF]

open access: yesActa Veterinaria Scandinavica, 1980
Serum from dairy cows was tested for inhibitory effect on penicillinase from a penicillin-resistant Staphylococcus aureus strain of mastitic origin. Among cows with subclinical mastitis caused by penicillin-resistant S. aureus there was a significantly higher frequency of individuals with penicillinajse-inhibiting serum than among healthy cows.
H. Solbu, Oe. Lie
openaire   +3 more sources

Quality and Quantity of Dairy Cow Milk Production in View of Differences in Concentrate Use at KUD Kertajaya Kandangan, Kediri Regency, East Java

open access: yesJournal of Applied Veterinary Science and Technology, 2023
Background: Differences in the use of concentrates in dairy cows cause differences in the quantity and quality of milk produced. Purpose: To compare the quality and quantity of milk between dairy cows fed concentrate A and concentrate B.
Oriza Cahya Rahmadiati   +6 more
doaj   +1 more source

Plasma Metabolomics Reveals Pathogenesis of Retained Placenta in Dairy Cows

open access: yesFrontiers in Veterinary Science, 2021
The complex etiology and pathogenesis of retained placenta (RP) bring huge challenges for researchers and clinical veterinarians in investigating the pathogenesis and treatment schedule. This study aims to investigate the pathogenesis of RP in dairy cows
Yuqiong Li   +7 more
doaj   +1 more source

Alternatives to soya for dairy cows: What are the alternatives to soya for dairy cows?

open access: yes, 2021
Soybean meal is considered the gold standard for supporting high milk yields in dairy cows. However, it is falling out of favour with milk processors, consumers and dairy farmers for many reasons. Environmental concerns around how imported soybean is produced, a desire to reduce the carbon footprint of milk, and pressure from milk buyers means that ...
openaire   +2 more sources

Claw diseases are the dominant cause of lameness in dairy cows and a risk factor for mastitis

open access: yesVeterinární Medicína
Lameness and mastitis are two of the most economically important issues for the dairy industry. This study aimed to obtain a clearer analysis of the link between mastitis and lameness in dairy cows using the Mastitis Score and detecting the pathogens ...
V Hisira   +5 more
doaj   +1 more source

Some blood parameters in dairy cows with fatty liver syndrome [PDF]

open access: yesEurasian Journal of Veterinary Sciences
In this study, a total of 23 dairy cows were used. Blood and liver biopsy samples were obtained from eoxh animal before and after calving. Plasma total lipid, the percentages of different leucocyte types and fatty infiltration of the liver were estimated
Some blood parameters in dairy cows with fatty liver syndrome
doaj  

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