The Research Column

by Heinz Meissner

Click on any of the publications below to read more about the specific topic:

 

Title Date Discipline Extract Keywords
A longitudinal study on the impact of Johne's disease status on milk production in individual cows.

Discipline: disease; Keywords: pathogen, faecal culture, blood serum tests, economic losses, culling.

How does infection with Johne's disease affect milk production in dairy herds? Smith and co-workers studied the status of the disease in three herds in the US and tried to predict the impact on milk production when the condition is latent or when the cows are actually shedding cells. The study was published in the Journal of Dairy Science, Volume 92 of 2009, pages 2653 to 2661, with the title: A longitudinal study on the impact of Johne's disease status on milk production in individual cows.

The effects of ring castration with local anaesthesia and analgesia in Holstein calves at 3 months of age on welfare indicators

Discipline: animal welfare; Keywords: pain levels, behaviour, stress levels, serum cholesterol, wound healing.

Ethical consumerism and sustainable production

Discipline: ethics; Keywords: animal welfare, improving efficiency, traditional systems, organic production, carbon footprint.

The effect of different production systems and practices on the environmental impact, quality and safety of products from ruminant livestock: 2. Dairy products.

Discipline: technology adoption; Keywords: technological advances, activists, consumers, recombinant bovine somatotropin, safety and health implications.

Contamination of dairy products by the food pathogen Listeria monocytogenes.

Discipline: food safety; Keywords: background microbial population, salt, potassium chloride, food contact surfaces, salt-to-moisture ratio, pH. 

Evaluating the effectiveness of mastitis vaccines and the current status of vaccine development

Discipline: mastitis; Key words: vaccines, Staphylococcus aureus, Streptococcus uberis, coliforms, biofilms

VARIATION IN THE INTER-SERVICE INTERVALS OF DAIRY COWS IN THE UNITED KINGDOM

Discipline: reproduction; Keywords: inter-service interval, inter-ovulatory interval, o

THE INFLUENCE OF COW DIETARY COMPOSITION ON HEAT STABILITY OF MILK

Discipline: nutrition/feeding; Key words: supplementation, nitrogen , phosphorus , milk heat stability, DCAD, ionic calcium. 

Factors associated with the financial performance of spring-calving, pasture-based dairy farms

Discipline: economics; Key words: dairy, grassland,

Effect of injectable vitamin E on incidence of retained fetal membranes and reproductive performance of dairy cows.

Discipline: reproduction; Key words: reproduction, retained fetal membranes,