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This paper deals with the new mineral feed additives with Cu produced in a biosorption process from a semi-technical scale. The natural biomass of edible microalga Spirulina sp. was enriched with Cu(II) and then used as a mineral supplement in feeding experiments on swine to assess its nutrition properties. A total of 24 piglets divided into two groups (control and experimental) were used to determine...
The aim of the study was to determine the influence of multicomponent preservative in a loose form on the reduction of bacteria, fungi and mycotoxins in mixtures for pregnant and lactating sows. The mixtures were stored for 3 months. The research material were 6 mixtures for pregnant sows and 6 mixtures for lactating ones, differing with the level of total protein, the addition of crystalline amino...
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