Results 211 to 220 of about 71,681 (266)

The emergence and molecular evolution of H5N1 influenza viruses in United States dairy cattle

Pekar JE, Gangavarapu K, Crespo-Bellido A, Peacock TP, Wertheim JO, Dudas G, Joy JB, Chand M, Débarre F, Gangavarapu P, Goldhill DH, Groves N, Ji X, Malpica Serrano L, Moncla L, Rasmussen AL, Ruis C, Venkatesh D, Kraemer MUG, Pybus OG, Andersen KG, Suchard MA, Nelson MI, Lemey P, Worobey M, Rambaut A.   +25 more
europepmc   +1 more source

Bioeconomic efficiency of pasture-based production systems in the dairy cattle chain of the Pre-Amazon region of Maranhão. [PDF]

Trop Anim Health Prod
da Silva Santos AS, Araújo MJ, Dos Santos Costa C, de Sousa Santos FN, Parente HN, Rodrigues MM, Menêses HJS, de Sousa MDC, da Silva DCF, Ferreira AN.   +9 more
europepmc   +1 more source

Blood Protozoan Infection Disrupts Ovarian Follicular Development in Dairy Cattle: A Mechanistic Link to Reproductive Failure. [PDF]

Vet Med Sci
Akter MM, Islam MS, Islam MA, Hasan MM, Islam R, Islam MM, Rahman MG, Islam MS, Talukder AK, Rashid MB.   +9 more
europepmc   +1 more source

Correction for Zhang et al., Host genetic regulation of rumen 6-hydroxymelatonin reduces methane emissions in dairy cattle. [PDF]

Proc Natl Acad Sci U S A
europepmc   +1 more source

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Claw trimming of dairy cattle

Veterinary Record, 2015
ARCHER and others (2015) are to be congratulated for bringing some science into the art of dairy cow claw trimming, and the editorial comments by Nick Bell ( VR , September 5, 2015, vol 177, pp 220-221) were very relevant. However, it was unclear to me why the sole thickness used in their …
Mark, Burnell, Jon, Reader, Phil, Alcock
  +7 more sources

Dairy cattle production in Europe

Theriogenology, 2003
The European Union (EU) is a major player on world markets for most dairy products and produces the largest single share of the global market. Dairying is one of the most profitable sectors of EU agriculture. Milk yields per cow have increased steadily in every member state between 1985 and 1997.
van Arendonk, J.A.M., Liinamo, A.E.
openaire   +2 more sources

Fluorosis in dairy cattle

Veterinary Record, 1977
The investigation of a high incidence of arthritis in 21 dairy herds disclosed elevated fluorine levels in bone samples. In every herd except one, where herbage and water was contaminated by industrial fall-out, the main source of the fluorine was from mineral supplements; In a few herds, purchased cake or grain balancers contributed to the abnormal ...
openaire   +2 more sources

Pasture Minerals for Dairy Cattle

Veterinary Clinics of North America: Food Animal Practice, 2023
While mineral requirements do not differ with the production systems, the forage bases of the different dairy production systems influence the risk of mineral deficiency. Testing representative pastures on a farm is a key to understanding the potential for risk of mineral deficiency and should be combined with blood or tissue samples, clinical ...
Ian J, Lean, Helen M, Golder
openaire   +2 more sources

Selenium response in dairy cattle

New Zealand Veterinary Journal, 1987
Abstract Extract Madam:- We wish to report the findings of selenium (Se) response trials in three Taranaki factory supply dairy herds.
J B, Tasker, T D, Bewick, R G, Clark, A J, Fraser   +3 more
openaire   +2 more sources