Fichas
Swine
Fichas del conjunto (25)
- 1What are the wild ancestors called?-wild pig
-banded pig - 2Why were pigs domesticated?-food
-they kept raiding the crops - 3List the positives/negatives of a Chinese pig:+large litter size
+excellent mothers, low baby mortality
+very docile
+no peck orders
--small size
--slow growth
--increased body fat - 4List the positives/negatives of the european pig:+very lean
+rapid growth
+very adaptable
+good meat quality
+large size
--establish peck orders
--increased disease susceptibly - 5The US is _______ in total swine production , the _____ exporter and the _____ leading importer of pork.The US is the SECOND in total swine production, the LEADING exporter, and the THIRD leading importer of pork worldwide.
- 6List the 3 auditions of a pig:-grunt
-bark
-squeal - 7What is a grunt?-low pitched nasal sound from the back of the throat
-short duration - 8What is a bark?-usually from a startled pig
-low pitched sound from mouth
-very short duration - 9What is a squeal?-signifies excitement (could be good or bad)
-high pitched sound - 10What does an elevated and curled tail mean?-the pig is interacting with pleasant stimuli
- 11What does a tail that is straight and pressed against the body mean?-the pig is in distress
(unless its sleeping) - 12What does it mean when the tail twitches?the skin is irritated
- 13When do gilts reach puberty?between 170-190 days
(6 months) - 14How long is the estrous cycle?21 days long
- 15How long is the estrus?1-3 days
- 16How often are females bred? Using what method?-most females bred at least once a day of estrus
-most use AI - 17How long is gestation?114 days
(3 months, 3 weeks, 3 days) - 18How long do sows lactate? What's weird about this?-16-21 days
-milk actually limits growth after 10 days, but they are milked for ~3 weeks for the sow's sake - 19What should be given to piglet's after birth?iron injections
- 20Name the 6 events that happen during processing:-iron injections
-medication to prevent scours (diarrhea)
-clip and dip umbilical cord with iodine solution (reduces hernias and navel infections)
-dock tails: prevent biting
-clip needle teeth: prevent damage to sow's underline
-weigh pigs at birth - 21When do pigs exhibit estrus after birth? When are they rebred?Sows normally exhibit estrus 4-7 days after weaning (3 weeks), then are rebred
- 22How long do weaned piglets stay in the nursery? When do they leave?-stay for 5-7 weeks
-leave when 50-70 pounds - 23How long do piglets stay in finishing>-finishing barn for 15-18 weeks
-or until they reach market weight (240-280) - 24What is PRRS?-porcine respiratory and reproductive syndrome
-wipes out production
-increase in late term abortions, early farrowing, mummified fetuses, stillborns
-no treatment - 25What is PED?-porcine epidemic diarrhea
-piglets get severe cases of diarrhea shortly after birth and die
-100% mortality
-to treat, refeed mortalities to pregnant sows
Información
- Descripción
- (Animal Science) Science Fichas sobre Swine, creado por Hannah Jordan el 09/12/2016.
- Creado por
- Hannah Jordan
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