Swine Reproduction and Breeding Terms, Quizzes of Animal Biology

Download Swine Reproduction and Breeding Terms and more Quizzes Animal Biology in PDF only on Docsity! TERM 1 Artificial Insemination (AI) DEFINITION 1 Placement of semen into the female reproductive tract by means other than natural service. TERM 2 Barrow DEFINITION 2 Male swine castrated before reaching puberty TERM 3 Castrate DEFINITION 3 Removal of testicles TERM 4 Crossbred (Crossbreeding) DEFINITION 4 Progeny of parents of two (or more) different breeds; mating of two animals of two or more different breeds. TERM 5 Boar DEFINITION 5 Male swine that has not been castrated, intact male. TERM 6 Dam DEFINITION 6 The female parent of an offspring. TERM 7 Ear Notch DEFINITION 7 Process of nipping a small V of tissue from the edge of the ear to provide each animal a unique identification within the herd. TERM 8 Estrous DEFINITION 8 The ovulation cycle of female animals. TERM 9 Estrus DEFINITION 9 The period during the estrous cycle when the female is receptive to breeding; "heat". TERM 10 Farrowing DEFINITION 10 The process of giving birth to a litter of pigs - parturition. TERM 21 Litternate DEFINITION 21 Term that describes the relationship between pigs born to a female during a single farrowing. TERM 22 Nursery DEFINITION 22 Time from weaning until pig reaches 50 to 60 pounds. Pigs at this stage may also be called feeder pigs. TERM 23 Out-breeding DEFINITION 23 Mating of individuals that are less closely related than the average of the breed. TERM 24 Pen Mating DEFINITION 24 Placing one or more boars with several gilts or sows for one or more estrous cycles. TERM 25 Purebred DEFINITION 25 An animal that is the progeny of the purebred parents of the same breed. TERM 26 Registered purebred DEFINITION 26 An animal that has been assigned a permanent registration number from a designated breed association. TERM 27 Sire DEFINITION 27 The male parent of an offspring. TERM 28 Sow DEFINITION 28 A female pig that has reached sexual maturity and has given birth. TERM 29 Weaning DEFINITION 29 Separating young animals from their dams so they cannot nurse. TERM 30 Weanling DEFINITION 30 An animal that has been recently weaned. TERM 31 Yorkshire DEFINITION 31 White, Erect Ears Most registrations Maternal Breed TERM 32 Landrace DEFINITION 32 White, Down ears Maternal Breed High average post weaning survival TERM 33 Duroc DEFINITION 33 Red, Down ears Fast growth & good feed efficiency; good marbling 2nd largest # of registrations in US Terminal breed TERM 34 Hampshire DEFINITION 34 Black with white belt Terminal Breed Used to be popular Not efficient in growth Show Ring Pig TERM 35 Chester White DEFINITION 35 White, Down Ears Maternal Breed