ANSC356 - Topic 6: Nursery/Feeder Pigs

40-70 lbs & ~62 days/9 wks

At what age & weight are feeder pigs/nursery pigs moved to a grower pen?

agonistic

When filling the nursery with pigs what behavior should be considered?

1) weight

2) sex

What 2 characteristics are pig sorted by in the nursery?

1) barrows have higher feed intake than gilts

2) barrows grow at a faster rate than gilts

2 reasons why we sort based on sex

80°F

What temperature do weaners enter at?

70°F

What temperature should the nursery gradually be cooled to?

0.5°F/day

After 1st week, how much should the temperature be reduced by each day?

10°F

How much can the temperature be lowered at night?

Not well

How well can piglets regulate their own body temperature immediately after weaning?

descriminitive

Pig elimination behavior is…

pen size

What has little effect on nursery performance?

slotted

Floors of the nursery are…

100

How many pigs/pen in a large pen?

10

How many pigs/pen in a small pen?

A = k X BW^.67

equation for the relationship between space & bodyweight

12-14 inches

How much feed space is needed per pig in a normal stance?

2 pigs

1 feeder space/__ pigs at less than 30lbs

3 pigs

1 feeder space/__ pigs at more than 30lbs

1) nipple drinkers

2) swinging drinkers

3) bowl drinkers

3 types of waterers

1) high level of protein deposition

2) low level of feed intake

3) developing immune system

4) digestive system changes

4 factors influencing diet of nursery/feeder pigs

1) high levels of digestible amino acids

2) high quality nutrients

3) not so much fat (poor utilization)

3 factors to add in diet of nursery/feeder pigs

A) Lipase

B1) Protease

B2) Amylase

B3) Maltase

B4) Sucrase

C) Lactase

9 to 11lbs

Phase 1 pig body weight

11 to 15lbs

Phase 2 pig body weight

15 to 25lbs

Phase 3 pig body weight

25 to 45lbs

Phase 4 pig body weight

A) 2

B) 1
C) 1
D) 0.5
E) 0.5
F) 0.5
G) 0.5
H) 5
I) 5
J) 3
K) 2
L) 1
M) 12 to 15
N) 45 to 50

Methionine

Amino acid supplemented during phase I (weaning to 11lbs) diet

soybean meal

Most popular protein source for pig diet

1) zinc oxide

2) copper sulfate

2 compunds added as growth promotants to the piglet diet

corn-soybean meal with dried whey

main protein source for phase III (15 to 25 lbs) diet

grain-soybean meal

main protein source for phase IV (25+ lbs) diet

phase IV (25+ lbs)

lowest cost diet

1) Meningitis

2) greasy pig disease

3) E. coli diarrhea

4) Mycoplasma pneumonia

5) Roundworms

6) PRRS

6 infectious disesases common during the nursey/feeder pig lifestage

Porcine Reproductive & Respiratory Syndrome

PRRS stands for…

roundworms

disease causes hepatitis & pendulous abdomen

mycoplasma pneumonia

disease causes coughing, depressed growth, & decreased feed efficiency

direct contact (nose to nose)

How is meningitis spread?

Porcine Reproductive & Respiratory Syndrome (PRRS)

disease causes poor offspring & labored breathing of offspring

Porcine Reproductive & Respiratory Syndrome (PRRS)

disease has a vaccine available (given at 16 wks of age)