Review: extended lactation in dairy cattle

Autor: J. Sehested, C. Gaillard, J.O. Lehmann, G.M. Maciel, M. Vestergaard, M.R. Weisbjerg, L. Mogensen, L.B. Larsen, N.A. Poulsen, T. Kristensen

Publikováno v: Animal, Vol 13, Iss , Pp s65-s74 (2019)

This paper reviews the effects of extended lactation (EXT) as a strategy in dairy cattle on milk production and persistency, reproduction, milk quality, lifetime performance of the cow and finally the economic effects on herd and farm levels as well

Externí odkaz: https://doaj.org/article/863e127426e643a0a2216a7167710a95

Gastrointestinal development of dairy calves fed low- or high-starch concentrate at two milk allowances

Autor: A. Kosiorowska, L. Puggaard, M.S. Hedemann, J. Sehested, S.K. Jensen, N.B. Kristensen, P. Kuropka, K. Marycz, M. Vestergaard

Publikováno v: Animal, Vol 5, Iss 2, Pp 211-219 (2011)

The objective was to study the effect of type of concentrate with varying starch and fibre content on growth and gastrointestinal development in preweaned dairy calves. Thirty-two newborn Danish Holstein male calves were allocated to four treatment g

Externí odkaz: https://doaj.org/article/ba354cd8c55c402badc81000d6990596

Effect of starch level and straw intake on animal performance, rumen wall characteristics and liver abscesses in intensively fed Friesian bulls

Autor: K.F. Jorgensen, J. Sehested, M. Vestergaard

Publikováno v: Animal, Vol 1, Iss 6, Pp 797-803 (2007)

The objective was to reduce the incidence of liver abscesses (LAs) in young bulls by reducing the starch content of the concentrate and increasing the straw intake by adding molasses without reducing performance. Eighty-five Danish Friesian bulls (14

Externí odkaz: https://doaj.org/article/bf93297b38bf4bf7bcbfae96a3bb58c1

Effect of exogenous dietary phytase and concentrate mixtures based on faba beans, rapeseed meal or soybean meal as main protein source on phytate and total phosphorus excretion in dairy cows

Autor: G. Giagnoni, Marianne Johansen, Peter Lund, J. Sehested

Publikováno v: Giagnoni, G, Lund, P, Sehested, J & Johansen, M 2021, ' Effect of exogenous dietary phytase and concentrate mixtures based on faba beans, rapeseed meal or soybean meal as main protein source on phytate and total phosphorus excretion in dairy cows ', Animal Feed Science and Technology, vol. 276, 114913 . https://doi.org/10.1016/j.anifeedsci.2021.114913

The aim of this study was to test the effect of exogenous dietary phytase on in vivo phytate P and total P excretion in dairy cows fed three different concentrate mixtures. Excretion and apparent total tract digestibility (ATTD) of phytate P and tota

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::729ff1ef1c504bca13679b6ba5dd37f3
https://pure.au.dk/portal/da/publications/effect-of-exogenous-dietary-phytase-and-concentrate-mixtures-based-on-faba-beans-rapeseed-meal-or-soybean-meal-as-main-protein-source-on-phytate-and-total-phosphorus-excretion-in-dairy-cows(aa56bb92-0aad-4c46-8441-aff9feae14c5).html

High temperature methanationSintering and structure sensitivity

Autor: Jens R. Rostrup-Nielsen, K. Pedersen, J. Sehested

Publikováno v: Applied Catalysis A: General. 330:134-138

Manufacture of substitute natural gas (SNG) using high temperature methanation of synthesis gas is becoming important due to high energy prices, a wish for a stable energy supply, and diminishing natural gas in some areas. Maintaining the activity an

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::63b8ca29aa8d2ae8e5e98b737d209221
https://doi.org/10.1016/j.apcata.2007.07.015