منابع مشابه
Training failure among yearling horses.
OBJECTIVE To compare financial returns between pinhooked yearling horses (ie, bought and trained for approximately 5 months with the goal of selling the horse at "2-year-olds in training" sales) that had mild or severe training failure and horses that had planned versus nonplanned training failure. ANIMALS 40 Thoroughbred pinhooked yearling horses. PROCEDURE During the period from September...
متن کاملAngus Based Breed Mean Yearling Wt . EPD
Efficiency seems to be a global buzzword that is thrown about with multiple, and often unclear, meanings. Generally it is used in the context of improved feed utilization or reproductive performance. However the premise of this paper is to argue that efficiency can also be gained by simply using available genetic resources in a more optimal manor. An example of optimal use is the clear delineat...
متن کاملFertility of yearling beef bulls during mating.
Crossbred (Bos taurus) yearling beef bulls were assessed for breeding soundness and physical traits prior to multi-sire natural mating at pasture. Bulls (n = 60) were assigned to six groups of nine or 10 bulls and two bull-groups were rotated on 14-day intervals during a 63-day mating season in each breeding herd (n = 3) of 191-196 cows. The remaining bulls (n = 14) were maintained under simila...
متن کاملEffects of Sorting Steers by Body Weight into Calf-Fed, Summer Yearling, and Fall Yearling Feeding Systems
Two years of data (288 steers/yr) were used to determine if sorting cattle by BW into different production systems would decrease overweight carcasses (>431 kg) and hot carcass weight (HCW) variation. At receiving, steers were assigned randomly into sorted or unsorted groups (n = 144 steers/group). Within a group, steers were assigned to 1 of 3 feeding times: 1) calf-fed (entering the feedlot a...
متن کاملStress responses in sub-yearling great sturgeon to the air exposure
Fisheries Department, Faculty of Natural Resources, University of Guilan, Sowmeh Sara,1144, Iran ABSTRACT This study was conducted the effect of stress on blood glucose and cortisol levels in cultured great sturgeon. Blood sampling was done and then water level decreased to the half in experimental tanks. The fish were exposed in that situation and second blood sampling was taken after ...
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ژورنال
عنوان ژورنال: Academic Medicine
سال: 2019
ISSN: 1040-2446
DOI: 10.1097/acm.0000000000002662