Results 91 to 100 of about 171,951 (173)

Evaluation of endometrial vascular flow index and echogenicity following experimental induction of subclinical endometritis in dairy cows

open access: yesScientific Reports
This study was conducted aiming to investigate impacts of experimentally induced endometritis on the vascular perfusion and echogenicity of the endometrium in dairy cows.
Hamid Ghasemzadeh-nava   +3 more
doaj   +1 more source

Evaluation of One or Two Lutalyse Injections for Estrous Synchronization in Beef Cattle [PDF]

open access: yes, 1982
Researchers have been attempting to control estrous cycles in animals for the last 50 years. For the past several years, there has been considerable interest in the use of Lutalyse for estrous synchronization in beef cattle.
Blome, L. C., Miller, H. L.
core   +1 more source

New Tools for Estrous Synchronization – Costs and Benefits [PDF]

open access: yes, 2003
Estrous synchronization has become a powerful tool in managing breeding seasons to compliment niche markets. Synchronization of estrus, along with the use of AI, has become a popular technology that can introduce new sire genetics along with control of ...
Zalesky, Doug D., Walker, Ryon S.
core  

Synchronization in random networks with given expected degree sequences [PDF]

open access: yes, 2008
Synchronization in random networks with given expected degree sequences is studied. We also investigate in details the synchronization in networks whose topology is described by classical random graphs, power-law random graphs and hybrid graphs when N ...
Kocarev, L., Checco, P., Biey, Mario
core  

Estrous Synchronization of Heifers Using MGA and Prostaglandin: Ranch Results [PDF]

open access: yes, 1989
total of 315 yearling heifers were exposed to an estrous synchronization program which consisted of feeding MGA for 14 consecutive days (.5 mg per head per day), followed by a prostaglandin injection 17 days after the last day of MGA feeding. Two hundred
Goehring, T. B.
core   +1 more source

A Novel Estrous Synchronization Program for Beef Cattle Using Melengestrol Acetate [PDF]

open access: yes, 1998
Estrous synchronization rate and conception and pregnancy rates to AI were evaluated following three estrous synchronization protocols for beef cattle. During 1995 and 1996, heifers and cows (n = 379) received either: 1) melengestrol acetate (MGA) for 18
Melvin, Eric   +8 more
core  

SELECTION FOR CATATONIA: EFFECT ON THE SEXUAL FUNCTION AND ESTROUS CYCLE SYNCHRONIZATION

open access: yesВавиловский журнал генетики и селекции, 2014
Body, ovary, and uterus weights; estrous cycle; dopamine and norepinephrine levels in the hypothalamus; and testosterone levels in blood plasma have been recorded in 2–3-month old GC female rats selected for elevated catatonia response and compared with ...
D. V. Klochkov, T. A. Alekhina
doaj  

Effects of Estrous Synchronization of Bali Cattle Using PGF2a

open access: yes, 2014
The aim of the study was to investigate response, behavior, cycle of estrous and estrogen hormone profile of Bali cattle (Bos sondaicus) which were synchronized by PGF2a.
Kustono, Kustono   +2 more
core  

Hematology, Reproductive Hormonal Level and Conception Rate in Synchronized Indigenous Cows during Artificial Insemination Scheme in Kwara State, Nigeria

open access: yesJournal of Applied Sciences and Environmental Management
Genetic improvement of indigenous cattle breeds through artificial insemination (AI) with exotic semen will aid production system intensification and solve herders-crop farmers’ conflict in Nigeria.
O. M. Adesina   +12 more
doaj  

Has Integration Promoted Business Cycle Synchronization in the Enlarged EU? [PDF]

open access: yes
This paper examines whether European integration, manifesting itself in increased trade and FDI linkages, new specializations and economic policy coordination, contributed to the synchronization of business cycles in the enlarged EU.
Gabriele Tondl, Nikolaos Antonakakis
core  

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