I: DRY P. TO PREGNANCY P. Flashcards
good sow should come back into heat & be ready for service within?
3 to 7 days
the time interval from weaning to service,
Dry period
signs of poor management practice:
- low conception rate
- abortion
- small litter size at birth & weaning
- Impaired reproduction
the time during the sow will accept the boar
estrus
estrus last from how many days,?
1-5 days, with an average of 2.3 days
if the sow is not bred, estrus cycle will repeat at how many days?
16-25 days, with an average of 21 days
for dry sow, use this type of feeds.
Hog breeder
is the long period with breeding & ending with farrowing.
gestation period
gestation period last for how many days
114 days (3m/3w/3d) (+ or minus)
most important weeks during pregnancy, this is the week were sow is prone to stress, and is believe that conception & early development pf the embryo takes place.
1st up to 3-4 weeks.
things to avoid:
- Avoid stress
- Rough handling
- Fighting
- other disturbances especially in 1st-3 weeks of pregnancy
advantage of early pregnancy detection:
- makes it possible to cull or re-breed
- allows closer grouping of a number of sows for a farrowing
- gives early warning for breeding
- it enables the producer to make more effective use of his breeding facilities & to plan more adequately for farrowing, nursing & finishing
preparations for farrowing:
- prepare the sow
- prepare the farrowing pen
- guard rails
- water supply
-place an artificial light
- place absorbent beddings
Signs of farrowing
- nest hurdling
- sog sitting
- distensions & enlargements of udder
- enlargement & swelling of the vulva
- small round size of manure & frequent urination
- signs of milk letdown in 24 hours sow will farrow
- mucus discharge w/ meconium
- signs of labor
in stage 1, from service up to 21 days how many kg is to be fed?
2.0 kg
this is the stage when you must bring the sow in the right body condition.
stage 2
in stage 2, (22 days up to 84 days) how many ,kg is to be fed?
2.0 kg
1 month before farrowing, until you judge her condition to be normal fed this:
- for thin sows 2.5 - 3.0 KG
- for fat sows 1.5 kg
roughage will increase her capacity to eat a lot of fed which is advantageous later in the lactation period. How many roughage is to be given?
0.5-1.0
in stage 3, (84 days - 110 days) provide this extra amount of feed for developing piglets.
2.5
3 days before farrowing, a very big sow or thin sow may need how many kg of her extra feed daily?
1.0 kg
in stage 4 (111 days to 113 days) up to farrowing day you need to less it’s feed to prevent constipation, how many kg to be fed?
2.0 kg
in this stage, you must give her “0” feed , cause the sow is usually no appetite, if a sow ask for feeds, after farrowing give her a little amount just to be quite. water must always be available.
STAGE 5
BEFORE farrowing you must give this vaccinations to sow in 7 to 14 days.
(99 days to be exact)
Deworming & mange tx