Results 21 to 30 of about 68,028 (266)

Niacin for dairy cattle: a review [PDF]

open access: yesBritish Journal of Nutrition, 2008
Due to the incorporation of niacin into the coenzymes NAD and NADP, niacin is of great importance for the metabolism of man and animals. Apart from niacin in feed and endogenous formation, microbial niacin synthesis in the rumen is an important source for dairy cows.
Inka-Donata, Niehoff   +2 more
openaire   +2 more sources

Genetic polymorphisms within exon 3 of heat shock protein 90AA1 gene and its association with heat tolerance traits in Sahiwal cows [PDF]

open access: yesVeterinary World, 2015
Aim: The present study was undertaken to identify novel single nucleotide polymorphism (SNP) in Exon 3 of HSP90AA1 gene and to analyze their association with respiration rate (RR) and rectal temperature (RT) in Sahiwal cows.
Rakesh Kumar   +4 more
doaj   +1 more source

Plasma hormones and milk production performances in early lactation buffaloes supplemented with a mixture of prilled fat, sweetener and toxin binder [PDF]

open access: yesBiotechnology in Animal Husbandry, 2016
The effect of combined feed supplements (prilled fat, sweetener and toxin binder) was studied on 24 apparently healthy early lactating rural and urban maintained Murrah buffaloes. The feeding of combined feed supplement was carried out for a period of 90
Shabab Khan   +4 more
doaj  

Expression of heat-shock protein 72 mRNA in relation to heart rate variability of Sahiwal and Karan-Fries in different temperature-humidity indices [PDF]

open access: yesVeterinary World, 2016
Aim: To investigate the effect of temperature-humidity index (THI) on the expression pattern of heat-shock protein 72 (HSP72) mRNA of Sahiwal and Karan-Fries (KF) cattle in different THIs.
Prava Mayengbam   +2 more
doaj   +1 more source

Polyunsaturated Fatty Acids in Male Ruminant Reproduction — A Review [PDF]

open access: yesAsian-Australasian Journal of Animal Sciences, 2017
Fatty acids such as n-3 and n-6 polyunsaturated fatty acids (PUFA) are critical nutrients, used to improve male reproductive performance through modification of fatty acid profile and maintenance of sperm membrane integrity, especially under cold shock ...
Len Van Tran   +3 more
doaj   +1 more source

In Vitro Immune Competence of Buffaloes (Bubalus bubalis) of Different Production Potential: Effect of Heat Stress and Cortisol

open access: yesVeterinary Medicine International, 2011
Twelve healthy lactating Murrah buffaloes of similar parity (3rd) between 90 and 120 days of lactation, selected from the herd of National Dairy Research Institute (Karnal, India) and maintained at managemental practices as followed at the Institute they
Joydip Mukherjee   +3 more
doaj   +1 more source

Optimizing age of bull at first use in relation to fertility of Murrah breeding bulls [PDF]

open access: yesVeterinary World, 2015
Aim: The aim of the present investigation was to optimize the age at first use (AAFU) of semen of Murrah breeding bulls, which will help in early selection of bulls under progeny testing program for improving the reproductive performance in the herd ...
M. A. Mir   +6 more
doaj   +1 more source

Genetic and environmental causes of variation in gestation length of Jersey crossbred cattle [PDF]

open access: yesVeterinary World, 2016
Aim: The objective of this study was to investigate the effect of genetic and non-genetic factors and estimate the genetic parameter for gestation length (GL) of Jersey crossbred cattle.
Anshuman Kumar   +3 more
doaj   +1 more source

Genome-editing opportunities to enhance cattle productivity in the tropics

open access: yesCABI Agriculture and Bioscience, 2022
The livestock performance in tropical regions has been limited by environmental conditions that causes heat stress and favors the development of parasites and diseases, impairing animal health.
Luiz Sergio de Almeida Camargo   +1 more
doaj   +1 more source

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