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Determination of the proper time for mating after oestrous synchronisation during anoestrous or oestrous by measuring electrical resistance of cervical mucus in ewes
electrical resistance of cervical mucus oestradiol-17β progesterone anoestrous period
2015/4/30
The purpose of the present study was to investigate whether the electrical resistance values of the cervical mucus and/or blood οestradiol-17β and progesterone concentrations at mating, after oestrous...
Milk progesterone profiles, blood metabolites, metabolic hormones and pregnancy rates in Awassi ewes treated by gestagen + eCG at the early breeding season
dairy ewe cycle-induction/synchronization ovary
2015/4/1
The ovarian response to a standard chronogest + eCG treatment with plasma levels of insulin, insulin-like growth factor-I (IGF-I), thyroids, non-esterified fatty acids (NEFA), OH-butyrate (BHB...
Performance of Nursing Awassi Ewes Fed Different Levels of Bread By-product
Awassi Ewes Bread by Product Nutrient Intake Nutrient Digestibility Milk Production
2016/5/10
Objective of this experiment was to evaluate the effect of partial substitution of barley grain with bread by-product (BB) on performance of Awassi ewes and their lambs. Forty Awassi ewes rearing sing...
Complex Segregation Analysis of Total Milk Yield in Churra Dairy Ewes
Segregation Analysis Bayesian Method Major Gene Genetic Parameters Milk Yield Dairy Sheep
2016/5/6
The mode of inheritance of total milk yield and its genetic parameters were investigated in Churra dairy sheep through segregation analyses using a Monte Carlo Markov Chains (MCMC) method. Data which ...
Effects of Progestagen and Pmsg on Estrous Synchronization and Fertility in Kivircik Ewes during Natural Breeding Season
Kivircik Ewe Synchronization PMSG Progestagen Fertility
2016/5/4
An experiment was conducted using indigenous Kivircik ewes to evaluate the effect of intravaginal progestagen sponges, containing 30 mg of fluorogestone acetate (FGA), followed by administration of pr...
The Effects of Short or Long Term FGA Treatment with or without eCG on Reproductive Performance of Ewes Bred Out-of-season
Awassi ewes FGA sponges eCG Out-of-season
2009/1/19
The objective was to evaluate the effects of intravaginal FGA sponges inserted for 4 or 12 days with or without eCG on reproductive performance of ewes out-of-season. Forty-eight anestrous ewes were a...
Relationships of Body Composition and Fat Partition with Body Condition Score in Serra da Estrela Ewes
Body Condition Score Body Composition Sheep Fat Partition
2016/4/26
Twenty eight non-lactating and non-pregnant adult Serra da Estrela ewes, ranging in body condition score (BCS) from 1 to 4 were used to study the relationships between BCS, live weight (LW), body comp...
Leptin Is a Metabolic Signal for GnRH-LH/FSH Axis in Feed-restricted Ewes
Leptin Gonadotropin Ewe Metabolic Signal
2016/4/26
Two experiments were conducted to determine whether leptin is a metabolic signal for gonadotropin secretion in ewes. In the first experiment, twenty-eight cyclic Chal ewes were assigned randomly to an...
Characterization of Leptin Levels in Gestating Callipyge Ewes
Adipose Callipyge Leptin Sheep
2016/4/25
The callipyge mutation in sheep is a polar overdominant mutation that results in post-natal muscle hypertrophy in the loin and hindquarters of paternal heterozygotes (+/CLPG). Sheep that are homozygou...
Effect of Flushing on Nutrient Utilization and Reproductive Performance of Ewes Grazing on Community Rangeland
Flushing Nutrient Utilization Reproductive Performance Ewes Community Rangeland
2016/4/21
The present study was undertaken to evaluate the effect of flushing of ewes with concentrate pellets just before the mating season on their nutrient utilization and reproductive performance on farms. ...
Effect of Thermal Stress on Sexual Behaviour of Superovulated Bharat Merino Ewes
Sheep Synchronization Estrus Thermal Stress Sexual Behaviour
2016/4/20
The present study was undertaken to study the effect of thermal stress on sexual behaviour of superovulated ewes. Fourteen adult Bharat Merino ewes with an average body weight of 29.4 2.34 kg were ran...
Influence of Varying Levels of Dietary Undegraded Intake Protein Intake on Nutrient Intake, Body Weight Change and Reproductive Parameters in Postpartum Awassi Ewes
Bypass Protein Awassi Sheep Reproduction Undegradable Protein
2016/4/19
The objective of this study was to evaluate the effect of dietary undegradable protein (UP) level on body weight change, nutrient intake, milk production and postpartum reproductive performance of Awa...
Shearing Pregnant Ewes to Improve Lamb Birth Weight Increases Milk Yield of Ewes and Lamb Weaning Weight
Ewes Pregnancy Shearing Milk Yield Lamb Birth Weight Weaning Weight
2016/4/18
Milk yield, lamb birth weight and weaning weight responses to shearing during winter in sheep were investigated. A total of 46 Karayaka ewes were allocated into two treatment groups. Pregnant ewes in ...
The Effect of Dietary Fat Inclusion on Nutrient Intake and Reproductive Performance in Postpartum Awassi Ewes
Dietary Fat Suckling Awassi Sheep Reproduction
2016/4/18
The objective of this study was to evaluate the effect of dietary fat inclusion on nutrient intake, body weight, milk production, return to estrus, pregnancy and lambing of winter-lambing, postpartum ...
Body Weight Change, Milk Production and Reproductive Parameters in Suckled vs. Non-suckled Awassi Ewes
Awassi Sheep Suckling Postpartum Reproduction
2016/4/18
The objective of this study was to identify the effect of early weaning on body weight change, milk production and the return to estrus in Awassi ewes. Twenty multiparous winter-lambing Awassi ewes we...