搜索结果: 1-15 共查到“家畜繁殖学 Reproductive Performance”相关记录23条 . 查询时间(0.093 秒)
Effects of Dietary Energy Levels on the Physiological Parameters and Reproductive Performance of Gestating Gilts
Energy Level Gilts Body Weight Backfat Thickness Reproductive Performance
2016/7/27
This experiment was conducted to investigate the effects of dietary energy levels on the physiological parameters and reproductive performance of gestating first parity sows. A total of 52 F1 gilts (Y...
Number of Calves Produced at Specified Age as a Measure of Reproductive Performance in Beef Cattle under Artificially-Inseminated Breeding Scheme
Beef Cattle Genetic Parameter Number of Calves Produced Reproductive Performance
2016/4/29
Reproductive abilities in beef cattle herds are receiving increased attention due to recent rises in production costs. To achieve more efficient management, a measure of fertility, namely the number o...
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...
Effects of dietary arginine supplementation on reproductive performance and immunity of sows
l-arginine litter performance placenta humoral immune
2015/6/24
Arginine (Arg) is considered to have beneficial effects on placental development and function, as well as reproductive performance. The well-developed placenta is highly required in late gestation for...
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...
Reproductive Performance of Arabian and Thoroughbred Mares under Subtropical Conditions of Pakistan
Mare Reproductive Performance Conception Rate Pakistan
2016/5/16
Breeding records of 57 Arabian and 66 Thoroughbred mares were analysed to assess their reproductive performance under the subtropical conditions of Pakistan. The Arabian mares showed significantly hig...
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...
The Ewe’s Reproductive Performance, Growth Rate and Carcass Quality of Lambs Kept in a Barn vs Those Kept under an Overhead Shelter
Reproductive Performance Meat Quality Harsh Environment
2016/5/11
A herd of polish lowland local sheep was divided into two equal groups: the first group was kept under an overhead shelter, and the second group was kept in a warm barn. The effect of maintenance on e...
Effects of Lysine Intake during Middle to Late Gestation (Day 30 to 110) on Reproductive Performance, Colostrum Composition, Blood Metabolites and Hormones of Multiparous Sows
Lysine Gestation Sows Reproductive Performance
2016/5/6
Lysine intake during gestation has a major impact on subsequent reproductive performance. The objective of this experiment was to determine the effect of lysine intake from mid-gestation until farrowi...
Effect of Dietary Energy Levels of Gestating Sows on Physiological Parameters and Reproductive Performance
Energy Level Body Weight Backfat Thickness Progesterone Primiparous Sow
2016/5/5
This experiment was conducted to investigate the effects of dietary energy levels of gestating gilts on physiological parameters and reproductive performance for primiparous sows. A total of 40 F1 gil...
Microbial Flora of Normal and Abnormal Cervical Mucous Discharge Associated with Reproductive Performance of Cows and Heifers in Estrus
Discharge Cow Heifer Fertility Bacteria
2016/5/5
The aim of the present study was to describe whether abnormal cervical mucus discharge (A-CMD) or pathogens in cervical mucus discharge (CMD) have effects on reproductive performance of cows and heife...
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...
Reproductive Performance, Milk Composition, Blood Metabolites and Hormone Profiles of Lactating Sows Fed Diets with Different Cereal and Fat Sources
Cereal Fat Reproductive Performance Sow
2016/5/4
Different dietary cereal sources and fat types in the lactation diet were evaluated to investigate their effects on reproductive performance, milk composition, blood metabolites and hormones in multip...
Effects of Cadmium Administration on Reproductive Performance of Japanese Quail (Coturnix japonica)
cadmium egg production eggshell Japanese quail shell membrane
2009/7/30
The effects of a single dosage of cadmium (Cd) administration on the survival rate, body weight (BW), egg production, egg quality characteristics and hatching outputs in 0, 0.1, 0.3, 1, 3 and 10mg CdC...
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...