Swine Production Lecture 6 - Nursery Pigs

21 days

12-20 lbs.

time of weaning

40-70 lbs.

62 days (9 weeks)

Nursery pigs

41 days

amount of time spent in nursery

weight

sex

criteria used to sort pigs in nursery

mostly lying

feeding

drinking/playing

pig behavior in nursery

enter at 80, gradually decrease to 70

lower temp 10 degrees at night

temperature in the nursery

finishing weight

stock pigs in pens based on:

slotted

definitive areas for elimination

avoid injury to feet

ideal flooring in nursery

large = 100 pigs/pen

small = 10 pigs/pen

stocking density

12-14 in

1 per 2 pigs at <30 lbs.

1 per 3 pigs at >30 lbs.

feeding space per pig

no restricted feed intake

feeders at floor level

pigs cannot get into feeders

ideal feeders in nursery

nipple drinkers

swinging

combination

types of waterers

design for easy removal

building/pen design

high protein (high AA)

high quality nutrients

low fat

nutrition in nursery

lipase remains high

protease, amylase, maltase, sucrose gradually increase

lactose gradually decrease

GI enzymes

multiple protein sources (animal plasma, fish meal, whey)

methionine sup

lactose sup (20-25%)

5-6% added fat

growth promotants

phase one feeding, weaning-11 lbs.

zinc oxide

copper sulfate

growth promotants added to feed

less complex

do not stim feed intake

high SBM

lactase sup

3-5% added fat

growth promotants

phase 2 feeding, 11-15 lbs.

corn-SBM based

dried whey

AA sup

alternative ingredients

3-5% added fat

growth promotants

phase 3 feeding, 15-25 lbs.

grain-SBM based

lowest cost

phase 4 feeding, 25+ lbs.

meningitis

strep in upper respiratory tract, spread by nose-to-nose contact

antibiotics

treatment of meningitis

greasy pig disease

E. coli scours

diseases carried over from farrowing room

mycoplasma pneumonia

respiratory disease

coughing

decreased growth

decreased feed efficiency

clinical signs of mycoplasma pneumonia

roundworm

ascaris suum

pneumonia

hepatitis

decreased gains

rough hair

pendulous abdomen

clinical signs of roundworms

PRRS

Porcine Reproductive and Respiratory Syndrome, causes poor offspring and labored breathing