*  Abstract: Knox RV. 2004;12(2):71-74 Evaluation of transrectal real-time ultrasound for use in identi
Transrectal RTU of the ovaries and uterus, performed following estrus detection, required 3.5 minutes per sow. To identify ... Characterization of the reproductive tract may be used to evaluate the adequacy of estrus detection and artificial insemination ... The average estrus-to-ovulation interval, which was 39 hours, was influenced by the wean-to-estrus interval. ... Only 38 of the 52 sows expressed estrus within 7 days of weaning (73%), and only 29 sows ovulated (56%). Nine of the 23 sows ...
  https://www.aasv.org/shap/abstracts/abstract.php?v12n2p71
*  Estrus Detection of Mares - eXtension
Detection of Estrus. Palpation and teasing are the two most common management tools used in the detection of heat. Rectal ... Most managers use a combination of teasing and palpation for estrus detection and breeding determination. Mares are teased and ... Increasingly, ultrasonography is being utilized for estrus detection and determination of ovulation. With real-time ... Some mares may not show estrus when being actively teased by the stallion but may do so as the stallion moves away. In a stall ...
  http://articles.extension.org/pages/10268/estrus-detection-of-mares
*  "Oestrus detection : its role in reproductive performance" by G J. Sawyer
Sawyer, G J. (1983) "Oestrus detection : its role in reproductive performance," Journal of the Department of Agriculture, ...
  https://researchlibrary.agric.wa.gov.au/journal_agriculture4/vol24/iss1/13/
*  Training dogs on a scent platform for oestrus detection in cows - Publikationsdatenbank
However, there are only a few studies that have attempted to train dogs for oestrus detection using vaginal fluid, milk or ... Training dogs on a scent platform for oestrus detection in cows (2011). Art. Zeitschriftenartikel / wissenschaftlicher Beitrag ... Our results demonstrate that dogs can be trained for oestrus detection with vaginal swabs or urine of cows using special ... to prove that dogs can generalize oestrus specific odour of cows and are not limited to an individual cow scent in oestrus, and ...
  https://bib.vetmed.fu-berlin.de/pubdb/pub/958/
*  Determination of accuracy of oestrus detection in zebu and crossbred cattle using plasma progesterone concentrations
... ... Determination of accuracy of oestrus detection in zebu and crossbred cattle using plasma progesterone concentrations. IN: A ...
  https://dspacetest.cgiar.org/handle/10568/79317
*  Assessment of an Activity Monitoring System for Detection of Estrus and Timing of Artificial Insemination in Lactating Dairy...
Estrus detection and estrus characteristics in housed and pastured Holstein-Friesian cows. Theriogenology 74(2):255-264. ... Timing of insemination for dairy cows identified in estrus by a radiotelemetric estrus detection system. J. Dairy Sci. 81(7): ... Oestrus detection in dairy cows from activity and lying data using on-line individual models. Computers and Electronics in ... Estrus detection using radiotelemetry or visual observation and tail painting for dairy cows on pasture. J. Dairy Sci. 81(11): ...
  https://articles.extension.org/pages/70309/assessment-of-an-activity-monitoring-system-for-detection-of-estrus-and-timing-of-artificial-insemin
*  Suffolk Sheep Society
Oestrus Detection in Cattle. SPECIAL WEBINAR. Targets and Benchmarking. SPECIAL WEBINAR. Identifying and treating the ...
  http://www.suffolksheep.org/?a=4379
*  Patent US5984875 - Ingestible animal temperature sensor - Google Patents
Device for automated detection of estrus in farm animals. US4844076 *. Aug 26, 1988. Jul 4, 1989. The Johns Hopkins University ... Animal identification and estrus detection system. US4262632 *. Apr 25, 1974. Apr 21, 1981. Hanton John P. Electronic livestock ... "Detecting Estrus in Dairy Cattle"; D.A. Coleman; Oct., 1993.. 2. "Detecting Heat in Dairy Cows"; R.E. Marcoot et al.; Jun. 1992 ... Detecting Estrus in Dairy Cattle ; D.A. Coleman; Oct., 1993.. 6. *. Detecting Heat in Dairy Cows ; R.E. Marcoot et al.; Jun. ...
  http://www.google.com/patents/US5984875?dq=patent:5881444
*  Mammals | Animal Science | Agriculture
HeatWatch Estrus Detection System. HeatWatch Estrus Detection System by DDx Inc.. www.heatwatch.com ...
  https://www.einet.net/dir961128/Mammals.htm
*  PPT - Artificial Insemination PowerPoint Presentation - ID:176932
Swine (2X daily heat detection). *Sow - 24 and 36 hours after first seen in estrus ... a.i is the instrumental technique used to deposit semen in to the body of the uterus of a female in estrus (heat), to obtain a ... heifers or cows that show signs of estrus in the morning should be inseminated in the evening heifers or cows that show signs ... Beef Cattle OK OK 55-65 Range area large: poor heat detection ... Swine OK Fair 40-75 Estrus detection. Horses OK Fair 30-60 ...
  https://www.slideserve.com/paul/artificial-insemination
*  US4411274A - Apparatus and method for monitoring the oestrus cycle in female animals - Google Patents
Timing of insemination for dairy cows identified in estrus by a radiotelemetric estrus detection system. ... Device for automated detection of estrus in farm animals US4895165A (en) * 1987-10-02. 1990-01-23. Blair William D. Electronic ... Device for automated detection of estrus in farm animals US4865044A (en) * 1987-03-09. 1989-09-12. Wallace Thomas L. ... Animal identification and estrus detection system Non-Patent Citations (1). * Cited by examiner, † Cited by third party. Title ...
  https://patents.google.com/patent/US4411274?oq=5%2C884%2C272
*  Fertility after synchronization of estrus in dairy heifers using GnRH, PGF2a, and Progesterone (CIDR)
estrus-synchronization treatments produced acceptable estrus detection and pregnancy rates but the CIDR+PGF2" treatment was ... Watch® patches and characteristics of estrus examined before AI included duration of estrus, number of standing events, and ... Fertility after synchronization of estrus in dairy heifers using GnRH, PGF2a, and Progesterone (CIDR). K-REx Repository. Search ... Keywords: Dairy; Estrus; Heifers; CIDR-B; Fertility. Conference: Dairy Day, 2001, Kansas State University, Manhattan, KS, 2001 ...
  http://krex.k-state.edu/dspace/handle/2097/6870
*  Signs a Cow Is Pregnant | Animals - mom.me
Estrus Detection. According to Moreira and Hansen, cows typically show estrus, or signs of heat, approximately every 21 days. ... If the cow is not observed to enter back into estrus approximately 21 days after end of the previous cycle, it is highly ... Visual signs to detect estrus include tail chalking, mucus production from the vagina, swollen vulva and a willingness to be ... Veterinarians or experienced cattlemen can diagnose pregnancy in a cow by detecting signs of estrus, measuring plasma ...
  http://animals.mom.me/signs-a-cow-is-pregnant-5741383.html
*  KYOCERA Starts R&D on World's First High-Accuracy Bovine Estrus Sensor | News | KYOCERA
Accurate detection of estrus is therefore necessary to facilitate optimum mating opportunities. For this reason, the estrus ... Bovine Estrus Detection System. Livestock producers are increasingly adopting information technology (IT) solutions, including ... The system sends information on indicators of estrus, as well as the anticipated end time of the estrus phase, to designated ... Consequently, avoiding "missed estrus" is a priority among livestock producers, and an area offering great potential for ...
  http://www.kyocera.co.uk/index/news/previous_news/news_archive_detail.L2NvcnBvcmF0ZS9uZXdzLzIwMTUvS1lPQ0VSQV9TdGFydHNfUl9EX29uX1dvcmxkX3NfRmlyc3RfSGlnaC1BY2N1cmFjeV9Cb3ZpbmVfRXN0cnVzX1NlbnNvcg~~.html
*  Embryo Transfer educational booklet by Angus Australia - Issuu
SYNCHRONISATION OF OESTRUS FOR EMBRYO TRANSFER FTET Detection of oestrus in recipients is not always a feasible option. When ... be selected for an embryo transfer programme by detection of natural oestrus in untreated animals or by detection after oestrus ... FTET allows for embryos to be transferred into recipients without oestrus detection. To enable FTET, the recipients must be ... FTET normally results in more recipients being available for embryo transfer than what is observed in oestrus detection only ...
  https://issuu.com/angusaustralia/docs/vet_9668_embryo_transfer_360_proof_
*  Timing of AI using activity monitors and pregnancy per AI : Dairy Extension : University of Minnesota Extension
... data suggest that lactating cows receiving sex-sorted semen should be inseminated 20 to 28 hours after onset of estrus to ... Timing of insemination for dairy cows identified in estrus by a radiotelemetric estrus detection system. J Dairy Sci. 81:1874- ... Assessment of an accelerometer system for detection of estrus and treatment with gonadotropin-releasing hormone at the time of ... In large herds, the use of such systems may also reduce labor necessary for heat detection (e.g. visual or tail paint). These ...
  https://www.extension.umn.edu/Agriculture/dairy/reproduction-and-genetics/timing-of-ai/
*  Dairy Reproduction equipment | agriculture-xprt.com
HeatWatch II - Estrus Detection System. HeatWatch II is a revolutionary second generation product that is transforming the ... The Easi-Scan bovine ultrasound scanner makes your diagnosis more precise than other detection methods. It is an easier way to ...
  https://www.agriculture-xprt.com/products/keyword-dairy-reproduction-59091
*  Low reproductive performance and high sow mortality in a pig breeding herd: a case study | Irish Veterinary Journal | Full Text
Oestrus detection - service programme. It was recommended that oestrus detection be carried out twice a day for gilts and sows ... Sub-optimal oestrus detection frequency; Sub-optimal gilt oestrus detection technique;. Overfeeding during the immediate post ... Oestrus detection was conducted using the back-pressure test in the absence of a boar. Gilts in oestrus were served immediately ... Oestrus detection in the gilt service pool was conducted once a day. Gilts were artificially inseminated in a service pen in ...
  https://irishvetjournal.biomedcentral.com/articles/10.1186/2046-0481-61-12-818
*  Langston University Goat Research Extension
Compare estrous activity of synchronized and unsynchronized Alpine doelings and does with an automated estrus detection system ... Compare visual estrous detection with use of an automated estrous detection system and characterize estrous activity of Alpine ... Determine the suitability of the appropriate mastitis detection method(s) for goats identified earlier for use as a regulatory ... The Detection of Mastitis in Dairy Goats - On-Farm Testing (Year 2) ...
  http://www2.luresext.edu/goats/research/CurrentExperiments_old08.htm
*  Patent US8111166 - Device, system and method for monitoring animal posture pattern - Google Patents
Phatak "The Detection of Estrus in Dairy Cattle by Monitoring Behavioral Change in Stanchion Barn and Free Stall Housing", PhD ... Purushottam "The Detection of Estrus in Dairy Cattle by Monitoring Behavioral Change in Stanchion Barn and Free Stall Housing". ... Schofield "Oestrus Detection Methods and Oestrous Behaviour of Dairy Cows in Different Environments", Dissertation Abstracts ... Monitoring the number of animal movements of the cows may aid in determining when the cow is in estrus so that the dairy ...
  http://www.google.com/patents/US8111166?dq=6,406,777
*  Dynamics of putative sex pheromone components during heat periods in estrus-induced cows
This can be overcome by combining several estrus detection methods, leading to higher detection rates. However, an efficient, ... noninvasive method for detecting estrus in cows is still needed. Chemical cues released by the cow during estrus have been ... Such cues could be used in an industrial setting to detect cows in estrus. However, no conclusive published data show temporal ... The goal of this study was to determine the temporal pattern of putative sex pheromone components during estrus and to assess ...
  http://kth.diva-portal.org/smash/record.jsf?pid=diva2:1147947
*  Browsing Cattlemen's Day, 1997 by Title
Estrus detection, first service conception, and embryonic death in beef heifers synchronized with MGA and prostaglandin  ... At the KSU Purebred Unit, 164 purebred Angus, Hereford, and Simmental cows were used to test a new estrus-synchronization ... In April, 1996, 1501 yearling crossbred heifers located on seven different ranches were estrus-synchronized and artificially ... inseminated (AI) 12 hours after they were detected in estrus. Herd size ranged from 82 to 43 ... ...
  http://krex.k-state.edu/dspace/handle/2097/4385/browse?order=ASC&rpp=20&sort_by=1&etal=-1&offset=6&type=title
*  Browsing Cattlemen's Day, 1997 by Title
Estrus detection, first service conception, and embryonic death in beef heifers synchronized with MGA and prostaglandin  ... We used four herds at three Kansas ranches to evaluate the potential of two new estrus synchronization strategies to increase ... At the KSU Purebred Unit, 164 purebred Angus, Hereford, and Simmental cows were used to test a new estrus-synchronization ... A novel estrus-synchronization program for anestrous and cycling, suckled, beef cows  ...
  http://krex.k-state.edu/dspace/handle/2097/4385/browse?order=ASC&rpp=20&sort_by=1&etal=-1&offset=13&type=title
*  MP735 Using MGA to Shorten the Beef Breeding Season | University of Missouri Extension
Furthermore, it decreases the amount of time required for estrus detection. Under natural mating conditions, however, there is ... Estrus synchronization should not be used as a crutch for poor management. However, when administered appropriately, estrus ... There are several advantages to a successful estrus synchronization program:. *Cows or heifers are in estrus during a ... If females are cycling when an estrus synchronization treatment is implemented and they exhibit estrus during the synchronized ...
  http://muextension.missouri.edu/publications/DisplayPrinterFriendlyPub.aspx?P=MP735
*  Whitetail Hunting Broken Arrow OK - whitetail hunting, Broken Arrow OK hunting scents, Broken Arrow OK whitetail bowhunting,...
So it stands to reason that if we're to avoid detection, we should use the wind in our favor. Combine this with the appropriate ... Whether by chance or circumstance, I've witnessed the magnetic attraction of estrus scents firsthand. I believe cover-up scents ...
  http://local.biggamehunt.net/Whitetail_Hunting_Broken_Arrow_OK-p1561066-Broken_Arrow_OK.html