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Estrus detection and estrus characteristics in housed and pastured Holstein–Friesian cows

Theriogenology, 2010
This study compared three methods of estrus detection and characteristics of standing estrus between dairy cows kept in cubicle housing and fed a total mixed ration diet (HOUSED treatment) and those kept at pasture with concentrate ration supplementation (PASTURE treatment).
L A Boyle, John Mee
exaly   +4 more sources

Estrus

2008
Abstract One dictionary de0nition of estrus is “the periodic state of sexual excitement in the female of most mammals, excluding humans, that immediately precedes ovulation and during which the female is most receptive to mating” (American Heritage Dictionary of the English Language).
Randy Thornhill, Steven W Gangestad
openaire   +2 more sources

Continuous presence of male on estrus onset, estrus duration, and ovulation in estrus-synchronized Boer goats

Theriogenology, 2016
The objectives of the present study were to assess the effect of permanent contact of teasers without copulation on the interval from controlled internal drug release (CIDR) removal to estrus onset, estrus duration, ovulation time, number of ovulations, and interval from CIDR removal to ovulation time on estrus-synchronized Boer goats.
Juan E, Romano   +3 more
openaire   +2 more sources

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