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Ray Nebel, Professor of the Virginia Polytechnic Institute & State University, speaks about his presentation on physiological aspects of estrus in cattle, its importance in current dairy systems and procedures that help improve the efficient detection and timing of artificial insemination....
INTRODUCTION The livestock sector in Pakistan is still in a developing phase. Despite of remarkable contribution of buffaloes, there is always shortage of scientific information on this animal especially in the field of reproduction. Most of the animals are low producers having longer age at calving and long calving interval with low lifetime production. This is mainly due to lake of availability of superior breeding bulls or availability of...
Our objective was to determine the effectiveness of exogenous progesterone in the form of an intravaginal insert (controlled internal drug release, CIDR) in conjunction with an ovulation-synchronization protocol in lactating dairy cows. Cows received a Presynch protocol (two injections of prostaglandin F2α [PGF2α] 14 days apart) beginning 30 and 36 days in milk, respectively, in two herds. Cows were inseminated after the second Presynch injection when estrus was detected. Remaining...
Cow herd owners in a four-state region can learn the latest research on beef reproduction at an evening meeting, Oct. 21, at Joplin Regional Stockyards just off Interstate 44 at exit 22 in Jasper County, Mo.
"New methods to control and improve reproductive success in beef cows are available," said David Patterson, University of Missouri Extension beef reproduction specialist, Columbia. "We have reached an exciting point in the U.S. beef cattle industry, where technology makes it feasible to...
In October 2004, the 16th meeting of A.I. Vets will be held in Berlin, Germany. The German Cattle Breeders' Federation (ADR) and the Umbrella Association of German Pig Production (ZDS) have been assigned to organise this year’s congress.
Artificial Insemination Veterinaries would like to ask you to mark this date in your book diary. The meeting will take place from 13th until 15th October 2004. The program will start on 13th October, 14:00 hrs, with meetings of the QualiVet-Groups for cattle...