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RUSVM Nutrition > Poultry > Flashcards

Poultry Flashcards

1
Q

What re the three types of activities/ levels of industry for poultry?

A 
Genetic/selection farms (primary breeders) 
Reproduction farms (breeders + hatchery) 
Production farms
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2
Q

Broiler production animals are raised in a _______________ system

A

All in all out

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3
Q

Broiler production takes ________ weeks from day one to market

A

6-7

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4
Q

Feeding costs are ________ of the total operation costs of poultry farms

A

2/3

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5
Q

Poultry energy is supplied by ??

A

Grains
Grain by-product
Animal and vegetable fats

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6
Q

Grains are __________% of the total ration in poultry feed

A

50-80

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7
Q

What is the most commonly used grain in poultry feed?

A

Corn/maize

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8
Q

Is a chicken is fed a low energy diet they will eat (more or less) than when they are fed a high energy diet

A

More

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9
Q

If you are feeding your chickens a high energy ration, what must you do to your nutrients in that feed?

A

Increase the nutrient concentration

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10
Q

Can oats or barley be used to replace corn in poultry feed?

A

Cannot completely replace corn –> limit incorporation (10-15%)

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11
Q

Fats in poultry diets should not make up more that ____% of the feed

A

5-10

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12
Q

What problems can occur with fats in feed, especially in hot climates

A

Rancidity

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13
Q

What are the most important AA in poultry feed?

A

Arginine, glycine, lysine, methionine, and tryptophan

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14
Q

T/F: poultry feed should be balanced for AA content rather than for CP content

A

True

Quality of the protein is more important than quantity

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15
Q 
Which animal will drink the most H20?
A. Broiler 1 week old 
B. Broiler 8 weeks old 
C. Hen 1 week old 
D. Hen 2O weeks old
A

B. Broiler 8 weeks old -> 75.5gallons/1000head/day

Hen 20weeks -> 55-61gallons/1000head/day
Broiler 1week -> 8.5gallons/1000head/day
Hen 1week -> 7.5gallons/1000head/day

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16
Q

What mineral is particularly important for laying hens?

A

Calcium

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17
Q

What are good sources of Ca, to aid in eggshell formation?

A

Oyster shell

Limestone

18
Q

Do pelleted feeds have more or less nutrients per volume of feed?

A

More

-> higher intake of nutrients

19
Q

T/F: young animals should be fed on pelleted diets

A

False

20
Q

What are the different forms of commercial poultry feed and at what life stages are they fed to?

A

Mash (new hatchling chicks)

Pellet - adult

Crumble (larger pieces than crumble, juvenile)

21
Q

What is phase feeding?

A

Specific feeds are used to meet the changing requirements of poultry throughout their productive life

22
Q

For poultry in egg production, what life stage requires the highest protein %?

Chicks- starter
Grower
Developer
Layer

A

Starter chicks 18-20%

Starter>grower>layer>developer

23
Q

A grower ration with 15%protein for egg production poultry should be given to chickens between __________ weeks

A

6-14

24
Q

Laying hens fed ___% protein feed

A

14.5

25
Q

How much oyster shell is supplemented to laying hens ?

A

2.5pounds per hen per year

26
Q

A light breed egg producer will consume ______ pounds/hen/year, while a heavy breed will consume ______ pounds/hen/year

A

85-90; 95-115

27
Q

T/F: higher salt concentrations are given to laying hens to decrease the occurrence of wet droppings

A

False

LOWER salt is given to decrease occurrence of wet droppings

28
Q

What is the first limiting AA to laying hens?

A

Methionine

29
Q

What are the three phases of broiler feeding?

A

Starter (0-3wks)
Grower (3-6wk)
Finisher (6wk +)

30
Q

What has a higher CP content, grower or finisher diet for boiler chickens?

A

Grower diet (20-22%)

Finisher diet is less at 18-20%

31
Q

T/F: feeds may still contain coccidiostat additives without prescription

A

True

However, antibiotics DO require prescription

32
Q

Feed conversion is an important indicator of success in poultry production and is dependent on?

A 
Genetics
Type of feed used 
Temp
Feed waste
Additives 
Management
33
Q

What are the major differences in turkey feed vs chicken feed

A

Protein levels are different

Vitamin composition is different

34
Q

Pre starter ration for turkey poults has ___% protein and starter has ____% protein

A

28; 26

35
Q

Pre-starter feeds for turkey poults have high levels of ??

A

Antibiotics (prescription )

Vitamin
AA
Energy

-> turkey poults get stressed easily

36
Q

Are the Toms or Females usually grown to a later stage?

A

Toms

37
Q

As turkeys become older, energy levels and protein levels (increase/decrease)

A

Energy level INCREASE

Protein level DECREASE

38
Q

Toms are marketed at _________ weeks and hens are marketed at ________ weeks

A

18-20 (23-35lbs) ; 14-16 (14lbs)

39
Q

What is the feed conversion of turkeys

A

2.75 to 3.25 pounds of feed per pound of live turkey

40
Q

Ducklings and goslings should be fed a starter diet of _____% protein

A

22

41
Q

Ducks get a finisher diet of ______% protein

A

15-16

42
Q

Ducks and geese require a higher % of ______ than chickens

A

Niacin

RUSVM Nutrition (16 decks)

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