Browsing Natural and Agricultural Sciences by Subject "Dairy production systems"

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The effect of production system and management practices on the environmental impact, quality and safety of milk and dairy products

Erasmus, Lourens Jacobus; Webb, E.C. (Edward Cottington) (South African Society for Animal Science, 2013)

There is an increasing trend to label milk and dairy products according to production system, absence of certain feed additives and non-use of specific technologies. These claims include the practice of organic farming, ...
Effects of feeding system and pre-partum supplementation on the beta-carotene status of South African Holstein cows

Erasmus, Lourens Jacobus; Machpesh, Galit; Coertze, J.; Du Toit, Cornelius Jacobus Lindeque (South African Society for Animal Science, 2021-05-19)

The objectives were to investigate the ß-carotene status of dairy cows under various production systems, and to determine the effect of pre-partum ß-carotene supplementation on their post-partum ß-carotene status. Ten farms ...

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