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*  What are the Long-Term Impacts of Estrus Synchronization and Artificial Insemination? » Newsletters
... eliminate detection of estrus (heat) by employing TAI. Producers receiving all the necessary, applicable information packaged ... beef cows and replacement beef heifers by decreasing the period of time over which estrus detection is required, thus ... We concluded that estrus synchronization and TAI had a positive economic impact on subsequent weaning weights of exposed cows. ... What are the Long-Term Impacts of Estrus Synchronization and Artificial Insemination? Categories: Panhandle Agriculture ...
  http://okaloosa.ifas.ufl.edu/newsletters/2015/10/09/what-are-the-long-term-impacts-of-estrus-synchronization-and-artificial-insemination/
*  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
*  Animal Sciences
Upon estrus detection (d 0) ewes .... * The Use of Behavioral Measures to Quantify Welfare in Dairy Cows and Lambs  Chapel, ...
  https://library.ndsu.edu/ir/handle/10365/26124
*  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
*  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
*  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
*  Stress detection and classification of laying hens by sound analysis. - Free Online Library
Stress detection and classification of laying hens by sound analysis.(Report) by 'Asian - Australasian Journal of Animal ... Automatic detection of cow's oestrus in audio surveillance system. Asian Australas. J. Anim. Sci. 26:1030-1037. Cristianini, N ... Formant-based acoustic features for cow's estrus detection in audio surveillance system. In Advanced Video and Signal Based ... The stress detection accuracy of our proposed system was 96.2%, with the FPR and FNR averaging 9.6% and 3.8%, respectively. In ...
  https://www.thefreelibrary.com/Stress+detection+and+classification+of+laying+hens+by+sound+analysis-a0406053499
*  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
*  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
*  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_
*  Methods for Diagnosis and Monitoring of Pregnancy in Dairy Cattle and their Implementation - eXtension
Contents 1 Introduction 2 Return to Estrus as a Diagnostic Indicator of Pregnancy Status 3 Embryonic Mortality in Dairy Cattle ... Timing of artificial insemination for dairy cows identified in estrus by a radiotelemetric estrus detection system. J Dairy Sci ... Table 3. Detection of pregnancy by RIA for bovine pregnancy-associated glycoprotein (PAG) in serum (Day 35 post-estrus) and by ... Return to Estrus as a Diagnostic Indicator of Pregnancy Status Return to estrus from 18 to 24 days after AI is often considered ...
  https://articles.extension.org/pages/11200/methods-for-diagnosis-and-monitoring-of-pregnancy-in-dairy-cattle-and-their-implementation
*  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/
*  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
*  Evaluating the Economic Value of Changing the Reproductive Management Program for a Specific Dairy Farm - eXtension
After adding estrus detection, it is expected that 50% of the cows receive AI at detected estrus with a 30% CR across all AI ... For example, a farmer could apply the tool to investigate whether the addition of estrus detection to a farm's current pure TAI ... It could be concluded then, for this farm, that a good economic alternative would be to introduce detection of estrus, but only ... Indeed, the breakeven CR of introducing estrus detection after first TAI is 27%, and there would be approximately $3.65/cow/yr ...
  https://articles.extension.org/pages/69997/evaluating-the-economic-value-of-changing-the-reproductive-management-program-for-a-specific-dairy-f
*  Odour signals in female competition | Philosophical Transactions of the Royal Society B: Biological Sciences
2011 Biochemical analysis of female mice urine with reference to endocrine function: a key tool for estrus detection. Zool. Sci ... 1993 Detection of the chemical signals of ovulation in the cotton-top tamarin, Saguinus oedipus. Anim. Behav. 45, 313-322. (doi ... 2006 1-Iodo-2methylundecane, a putative estrus-specific urinary chemo-signal of female mouse (Mus musculus). Theriogenology 66 ... 2011 Increased squalene concentrations in the clitoral gland during the estrous cycle in rats: an estrus indicating scent mark? ...
  http://rstb.royalsocietypublishing.org/content/368/1631/20130082
*  NDRI-National Dairy Research Institute (Deemed University)
Luteinizing hormone based sensor for estrus detection in buffaloes.. Dheer Singh. NFBSFARA ... Detection and mitigation of dairy pathogens and detection of adulterants using chemical biology. ... Early detection of pregnancy in cow and buffalo by pregnancy associated proteins (PAPs). ... Fluorescent in situ hybridization (Fish) and associated techniques for characterization of chromosomes for detection of ...
  http://www.ndri.res.in/ndri/Design/Collaborations.html
*  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