About: Effect of dietary rumen-protected choline on milk production of dairy cows: A meta-analysis     Goto   Sponge   NotDistinct   Permalink

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  • Research studies presented inconsistent results on the effects and action of choline in dairy cow diets. A meta-analysis was conducted to quantify the effects of dietary rumen-protected choline on production characteristics of dairy cows. Dry matter intake (kg/d), milk yield (kg/d), milk fat (% and kg/d) and milk protein (% and kg/d) were evaluated as dependent variables in models. The number of treatment means varied from 20 obtained in 7 studies for milk fat and protein contents, to 34 from 11 studies (12 experiments) for milk yield. With accounting for experiment as a random effect, DMI, milk yield, milk protein content and milk protein yield could adequately be related to levels of dietary rumen-protected choline chloride by a logistic model. Marginal responses in milk yield decreased from 131.5 to 0.037 g of milk per gram of dietary rumen-protected choline chloride when supplementation increased from 6 to 50 g per day.
  • Research studies presented inconsistent results on the effects and action of choline in dairy cow diets. A meta-analysis was conducted to quantify the effects of dietary rumen-protected choline on production characteristics of dairy cows. Dry matter intake (kg/d), milk yield (kg/d), milk fat (% and kg/d) and milk protein (% and kg/d) were evaluated as dependent variables in models. The number of treatment means varied from 20 obtained in 7 studies for milk fat and protein contents, to 34 from 11 studies (12 experiments) for milk yield. With accounting for experiment as a random effect, DMI, milk yield, milk protein content and milk protein yield could adequately be related to levels of dietary rumen-protected choline chloride by a logistic model. Marginal responses in milk yield decreased from 131.5 to 0.037 g of milk per gram of dietary rumen-protected choline chloride when supplementation increased from 6 to 50 g per day. (en)
Title
  • Effect of dietary rumen-protected choline on milk production of dairy cows: A meta-analysis
  • Effect of dietary rumen-protected choline on milk production of dairy cows: A meta-analysis (en)
skos:prefLabel
  • Effect of dietary rumen-protected choline on milk production of dairy cows: A meta-analysis
  • Effect of dietary rumen-protected choline on milk production of dairy cows: A meta-analysis (en)
skos:notation
  • RIV/00027014:_____/10:#0001220!RIV11-MZE-00027014
http://linked.open...avai/riv/aktivita
http://linked.open...avai/riv/aktivity
  • Z(MZE0002701404)
http://linked.open...iv/cisloPeriodika
  • 8
http://linked.open...vai/riv/dodaniDat
http://linked.open...aciTvurceVysledku
http://linked.open.../riv/druhVysledku
http://linked.open...iv/duvernostUdaju
http://linked.open...titaPredkladatele
http://linked.open...dnocenehoVysledku
  • 255934
http://linked.open...ai/riv/idVysledku
  • RIV/00027014:_____/10:#0001220
http://linked.open...riv/jazykVysledku
http://linked.open.../riv/klicovaSlova
  • rumen-protected choline, milk production, milk composition, meta-analysis (en)
http://linked.open.../riv/klicoveSlovo
http://linked.open...odStatuVydavatele
  • US - Spojené státy americké
http://linked.open...ontrolniKodProRIV
  • [D32C372A543E]
http://linked.open...i/riv/nazevZdroje
  • Journal of Dairy Science
http://linked.open...in/vavai/riv/obor
http://linked.open...ichTvurcuVysledku
http://linked.open...cetTvurcuVysledku
http://linked.open...UplatneniVysledku
http://linked.open...v/svazekPeriodika
  • 93
http://linked.open...iv/tvurceVysledku
  • Homolka, Petr
  • Koukolová, Veronika
  • Sales, James 6407307456
http://linked.open...ain/vavai/riv/wos
  • 000280203400040
http://linked.open...n/vavai/riv/zamer
issn
  • 0022-0302
number of pages
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