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Effects of Supplementing with Single or Multiple Trace Minerals on Growth Performance, Fecal Mineral Excretion and Nutrient Utilization in Pullets from 1 to 18 Weeks of Age
Trace Mineral Pullet Mineral Excretion Growth Performance
2016/4/26
This study investigated whether supplemental Cu, Fe, Zn, and Mn are needed in a practical diet for pullets. Four hundred and twenty females of an egg-laying strain (1-d-old, Lohmann Brown Layer) were ...
Intake and Digestive Processes in the Rumen of Rams Fed with Digitaria decumbens Harvested at Four Stages of Grass Regrowth Age
Digitaria decumbens Intake Rumen Digestion
2016/4/25
This study was designed to measure the effect of regrowth age of Digitaria decumbens (D. decumbens) on the intake and dynamics of digesta in the rumen of rams. Six Black-belly rams (mean liveweight: 5...
STUDY ON THE AGE AT FIRST CALVING AND THE LONGEVITY OF BEEF COWS
age at culling live span breeds
2010/12/3
The age at fi rst calving, the life span and the longevity of cows have great importance in cattle husbandry, especially in beef cow husbandry, because the cost of raising weaned calves depends largel...
THE INFLUENCE OF THE AGE, SEX AND PERFORMANCE LEVEL OF HORSES ON THEIR SUCCESS IN THE SHOW JUMPING COMPETITION
show jumping courses performance obstacles
2010/12/2
The aim of this thesis is to clarify the effect of the horse age, the horse sex and the performance rating of the horse on the resulting course passing. Altogether it was judged 1 825 horses during 44...
RELATIONSHIPS BETWEEN BODY MEASUREMENT OF DAIRY CALVES AT SIX MONTH OF AGES AND AGE AT FIRST CALVING AND MILK PRODUCTION
cattle milk production body measurement
2010/11/30
In this research, the relationships of between body measurements such as heart girth, body length, height at withers and chest depth at six month of ages of calves and their age at first calving and t...
Canonical correlation analysis for studying the relationship between egg production traits and body weight, egg weight and age at sexual maturity in layers
canonical correlation egg production body weight egg weight age at sexual maturity
2015/6/1
In this study, canonical correlation analysis was applied to layer data to estimate the relationships of egg production with age at sexual maturity, body weight and egg weight. For this purpose, it wa...
Development of testicular dimensions and size, and their relationship to age and body weight in growing Kivircik (Western Thrace) ram lambs
Kivircik lamb testimetrical parameters environmental effects
2015/6/1
Forty-seven Kivircik ram lambs, aged 2 months, raised and managed under an intensive system were used to measure the development of testis diameter and length, and scrotum circumference, length and vo...
Effect of age on digestibility of starch in chickens with different growth rate
chickens age growth rate starch digestibility
2015/6/1
Digestibility of starch was examined in slow-growing cockerels of laying type (SG) and in fast-growing male chickens (FG) of broiler type fed ad libitum on a maize-type diet until Day 22 of age in one...
Mitochondrial DNA Polymorphism, Maternal Lineage and Correlations with Postnatal Growth of Japanese Black Beef Cattle to Yearling Age
Mitochondrial DNA Maternal Lineage Japanese Black Cattle Postnatal Growth Correlations
2016/4/18
Mitochondrial DNA haplotypes from the displacement-loop (D-loop) region (436 bp) were genotyped and sequenced in Japanese Black beef cattle raised in the same herd. Correlation coefficients between mi...
Effects of Early Age Feed Restriction and Dietary Ascorbic Acid on Heterophil/ Lymphocyte and Tonic Immobility Reactions of Transported Broiler Chickens
Feed Restriction Ascorbic Acid Heterophil/Lymphocyte Ratios Tonic Immobility Duration Transportation Broiler Chickens
2016/4/14
Broiler chickens were subjected to (i) pre-treatment for 24 h with 1,200 ppm L-ascorbic acid in their drinking water on day 42 (AA), (ii) 60% feed restriction on days 4, 5 and 6 (FR), (iii) combinatio...
Study on the Development of the Optimum Feeding Regimen for Pigs Weaned at 21 Days of Age
Phase Feeding Weaned Pigs Growth Performance Nutrient Digestibility Blood Urea Nitrogen
2016/4/14
This experiment was conducted to investigate the effect of various feeding regimens on growth performance, nutrient digestibilities, nitrogen retention, blood urea nitrogen (BUN) concentration and fee...