搜索结果: 1-4 共查到“农学 dairy calves”相关记录4条 . 查询时间(0.078 秒)
Effects of Feeding Levels of Starter on Weaning Age, Performance, Nutrient Digestibility and Health Parameters in Holstein Dairy Calves
Holstein Dairy Calves Levels of Starter Health Performance
2016/5/11
To evaluate the effects of feeding four different levels of starter in male Holstein dairy calves, a completely randomized study was conducted, using 28 calves with initial body weight of 40.5±2.4 kg....
Growth, Nutrient Utilization and Amino Acid Digestibility of Dairy Calves Fed Milk Replacers Containing Different Amounts of Protein in the Preruminant Period
Calves Dietary Protein Level Amino Acid Digestibility Growth
2016/4/28
This study was designed to examine the effects of different dietary protein levels on growth performance, nutrient utilization, amino acid (AA) digestibility and serum biochemical parameters of prerum...
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...
Response to ACTH Challenge in Female Dairy Calves in Relation to Their Milk Yield
ACTH Challenge Response Cortisol FFA Insulin Glucose
2016/4/13
Attempts have been made to establish relationship between the response to ACTH challenge in female calves, growth and first lactation performance. A total of 19 Holstein calves weighing 100 kg i. v. w...
