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Effects of selenium-rich yeast supplementation on the plasma progesterone levels of postpartum dairy cows
Cow Postpartum Progesterone Reproduction Selenium
2017/3/9
The effects of the pre- and postpartum supplementation of cows with Se on their plasma P4 concentrations after calving were investigated.
H-Nuclear Magnetic Resonance-Based Plasma Metabolic Profiling of Dairy Cows with Fatty Liver
Dairy Cow Fatty Liver H-Nuclear Magnetic Resonance Metabolomics Plasma
2016/5/19
Fatty liver is a common metabolic disorder of dairy cows during the transition period. Historically, the diagnosis of fatty liver has involved liver biopsy, biochemical or histological examination of ...
Effects of Monensin on Metabolism and Production in Dairy Saanen Goats in Periparturient Period
Monensin Dairy Goats Saanen Metabolism
2016/5/11
This trial evaluated the effects of dietary supplementation with monensin sodium on dry matter intake, metabolic parameters and milk yield and milk composition of dairy Saanen goats in the periparturi...
Post-calving administration of uterine stimulants does not improve reproductive performance in dairy cows
endometritis oxytocin dinoprost ergometrin reproductive parameters
2015/11/26
The aim of this study was to evaluate the effects of administration of oxytocin, in combination with
dinoprost or ergometrin, after parturition on the occurrence of clinical endometritis and subsequ...
Contribution of domestic and Interbull records to reliabilities of single-step genomic breeding values in dairy cattle
data combining genomic selection
2015/7/7
The method of approximating reliabilities of genomic breeding values in the single-step genomic
BLUP evaluation procedure of Misztal et al. (2013) was used to evaluate the increase in reliability of...
Effects of GnRH, PGF2α and oxytocin treatments on conception rate at the time of artificial insemination in lactating dairy cows
cow spontaneous oestrus GnRH PGF2伪 oxytocin pregnancy
2015/6/9
In several studies, hormones such as gonadotropin-releasing hormone (GnRH), prostaglandins and oxytocin were used to increase pregnancy rate by inducing ovulation and improving the sperm transport in ...
Reproductive Performance of Holstein Dairy Cows Grazing in Dry-summer Subtropical Climatic Conditions: Effect of Heat Stress and Heat Shock on Meiotic Competence and In vitro Fertilization
Artificial Insemination Heat Shock Oocyte Meiotic Maturation Maternal Heat Stress
2016/5/18
The present study was designed to evaluate how environmental factors in a dry-summer subtropical climate in Terceira-Azores (situated in the North Atlantic Ocean: 38° 43′ N 27° 12′ W) can affect dairy...
Short communication. An association between the G/A single nucleotide polymorphism within intron II of VIP gene and milk performance traits in dairy cattle
vasoactive intestinal peptide lactation milk utility traits
2014/10/28
Single nucleotide polymorphisms (SNPs), which are present in the encoding part of the genes responsible for important breeding functions, exert an influence on the cattle’s phenotype since their funct...
Improving Productive and Reproductive Performance of Holstein Dairy Cows through Dry Period Management
Reproductive Performance, Holstein Dairy Cows
2016/5/11
To determine the effects of dry period (DP) length on milk yield, milk composition, some blood metabolites, complete blood count (CBC), body weight and score and follicular status, twenty five primipa...
Association of Length of Pregnancy with Other Reproductive Traits in Dairy Cattle
Holstein-Friesian Breed, Calving Ease, Stillbirth Rates, Heritability, Genetic Correlations
2016/5/9
The experiment involved observations of 2,514 Holstein-Friesian cows to determine the effects of environmental factors (cow’s age, calving season, weight and sex of calves, housing system) and genetic...
Effects of Propylene Glycol on Milk Production, Serum Metabolites and Reproductive Performance during the Transition Period of Dairy Cows
Dairy Cows Propylene Glycol Milk Production Serum Metabolites
2016/5/4
The objective of this study was to investigate the effects of an oral drench of propylene glycol (PG) on milk production, serum metabolites and reproductive performance during the transition period of...
Changes in Plasma Estrogen Concentrations during the First Trimester of Gestation in Dairy Cows:Comparison with the Origin of Embryos and Fetal Number
estradiol-17β estrone estrone sulfate in vitro fertilization multiple pregnancies
2009/9/10
The objectives of this study were to determine the profiles of plasma estrogen concentrations during the first trimester of gestation and to correlate them with the origin of the embryos and fetal num...
Feeding Behavior of Pregnant Dairy Heifers during Last Trimester under Loose Housing System
Drinking Heifer Eating Pregnant Rumination Time Budget
2016/5/3
Thirty pregnant heifers (Jersey, Holstein Friesian and Hariana) were divided into three groups (10 animals/group) according to their stage of pregnancy viz. seven-month (181-210 days) pregnancy (SMP),...
Efficiency of Heatsynch Protocol in Estrous Synchronization, Ovulation and Conception of Dairy Buffaloes (Bubalus bubalis)
Buffalo Heatsynch Estrus Synchronization Timed Artificial Insemination Ovulation
2016/4/29
The objectives of this study were to test the efficacy of induction of estrus and determine the timing of ovulation in relation to preovulatory LH and estrogen surges in cycling Murrah buffaloes subje...
Effect of Improved Cooling System on Reproduction and Lactation in Dairy Cows under Tropical Conditions
Evaporative Cooling Energy Balance Milk Production Ovarian Activity Tropical Condition Dairy Cows
2016/4/27
The effects of utilizing evaporative cooling system equipped with tunnel ventilation on postpartum ovarian activities, energy balance and milk production of early lactating dairy cows under hot and hu...