Articles with "holstein cows" as a keyword



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Effect of injectable trace mineral complex supplementation on development of ovarian structures and serum copper and zinc concentrations in over-conditioned Holstein cows.

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Published in 2017 at "Animal reproduction science"

DOI: 10.1016/j.anireprosci.2017.03.015

Abstract: This study evaluated the effect of injecting trace minerals on reproductive performance in over-conditioned Holstein cows before synchronized estrus. Multiparous non-lactating, over-conditioned repeat breeder cows (n=20) were assigned randomly to one of two treatments: 1)… read more here.

Keywords: copper zinc; injectable trace; conditioned holstein; trace mineral ... See more keywords
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Effects of beta-1,3-glucan supplementation on concentrations of serum metabolites in transition Holstein cows.

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Published in 2020 at "Research in veterinary science"

DOI: 10.1016/j.rvsc.2020.06.015

Abstract: Objectives of this study were to evaluate the alleviating effects of a commercial beta-1,3-glucan product (Aleta, containing 50% beta-1,3-glucan, Kemin Industries) on metabolic stress in transition Holstein cows as reflected by circulating metabolites and enzymes.… read more here.

Keywords: supplementation; density lipoprotein; beta glucan; transition holstein ... See more keywords
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Increased dietary calcium inclusion in fully acidified prepartum diets improved postpartum uterine health and fertility when fed to Holstein cows.

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Published in 2019 at "Theriogenology"

DOI: 10.1016/j.theriogenology.2019.10.014

Abstract: The objective of this study was to determine the effects of prepartum negative dietary cation-anion difference diet (DCAD) fed at two dietary Ca inclusion rates on postpartum uterine health and ovulation dynamics of multiparous Holstein… read more here.

Keywords: postpartum uterine; cows fed; uterine health; fed cows ... See more keywords
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Effect of capsaicin supplementation on lactational and reproductive performance of Holstein cows during summer

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Published in 2021 at "Animal Production Science"

DOI: 10.1071/an20439

Abstract: Context Summer ambient temperature and humidity are major factors negatively influencing the physiology and the productive and reproductive efficiency of dairy cows. Various management and breeding approaches may be useful for maintaining productivity in dairy… read more here.

Keywords: milk; supplementation; cows summer; cps ... See more keywords
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10 Pregnancy rates following artificial insemination or embryo transfer in lactating Holstein cows

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Published in 2020 at "Reproduction, Fertility and Development"

DOI: 10.1071/rdv32n2ab10

Abstract: Excessive heat affects the fertility of high production lactating cows, and reduced pregnancy rates (PR) are observed during summer and early fall. Embryo production programs are used to produce more calves from high genetic merit… read more here.

Keywords: lactating holstein; pregnancy; critical months; embryo transfer ... See more keywords
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Factors associated with the time and magnitude of the nadir body condition score in early lactation and its subsequent effects on fertility of Holstein cows.

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Published in 2023 at "Journal of animal science"

DOI: 10.1093/jas/skad119

Abstract: The objective of this study was to identify variables associated with the time and magnitude of nadir BCS (nBCS) during early lactation and to characterize the effects of these two measurements on the subsequent pregnancy… read more here.

Keywords: time; time magnitude; bcs; holstein cows ... See more keywords
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PSXIII-21 Changes of blood biochemical parameters of Chinese Holstein cows in different seasons

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Published in 2019 at "Journal of Animal Science"

DOI: 10.1093/jas/skz258.738

Abstract: The study was conducted to understand the effect of seasonal change on blood biochemical parameters and verify potential blood biochemical parameters which were selected as candidates for thermal stress response evaluation of Chinese Holstein cows… read more here.

Keywords: biochemical parameters; chinese holstein; blood biochemical; changes blood ... See more keywords
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The energy level of the diet in Holstein cows in the first third of lactation alters the expression of immune genes in the mammary gland.

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Published in 2020 at "Journal of animal physiology and animal nutrition"

DOI: 10.1111/jpn.13465

Abstract: Our goal was to define the effect of the energy intake in Holstein cows' diet in the first third lactation on gene expression profile of immune system in mammary gland through RNA-seq. Twelve Holstein cows… read more here.

Keywords: third lactation; energy; first third; immune system ... See more keywords
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Copy number variations in BOLA‐DQA2, BOLA‐DQB, and BOLA‐DQA5 show the genomic architecture and haplotype frequency of major histocompatibility complex class II genes in Holstein cows

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Published in 2020 at "HLA"

DOI: 10.1111/tan.14086

Abstract: Bovine major histocompatibility complex (MHC) class II region contains many genes. The bovine leukocyte antigen (BoLA)‐DRB3 was reportedly associated with susceptibility of various phenotypes of infections including bovine leukemia virus‐induced lymphoma. However, the association of… read more here.

Keywords: copy number; class; holstein cows; bola ... See more keywords
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Estimation of heritability for immunoglobulin concentrations in colostrum and serum in Holstein cows and their calves

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Published in 2021 at "Czech Journal of Animal Science"

DOI: 10.17221/269/2020-cjas

Abstract: In the present study, colostrum quality in Holstein cows and their genetic parameters for passive transfer traits in calves were estimated. In order to get an estimation, colostrum Brix (ColBrix), colostrum immunoglobulin G (ColIgG) of… read more here.

Keywords: holstein cows; estimation heritability; holstein; immunoglobulin ... See more keywords
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Evaluation of Breeding Values and Variance Components of Birth and Weaning Weights in the Holstein Cows Herd Based on Genetic Information.

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Published in 2022 at "Archives of Razi Institute"

DOI: 10.22092/ari.2022.357808.2105

Abstract: Birth weights, weaning, and daily weight gain of calves before weaning vary according to farm animals' environment, production, and breeding systems. It is expected that these traits will be affected by direct genetic influences and… read more here.

Keywords: mean allele; holstein cows; value; variance ... See more keywords