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Poultry Breeding: Strain Selection

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Questions and Answers

What is the primary factor that defines a strain of chicken?

The duration of selection

The specific traits selected

The breed of chicken

The specified breeder (correct)

What is the typical duration of selection for a strain of chicken?

2 to 5 years

10 to 15 years

8 to 10 years

5 to 8 years (correct)

What is the purpose of selecting for certain traits in a strain of chicken?

To enhance specific characteristics of the chicken (correct)

To improve the overall health of the chicken

To create a new breed of chicken

To reduce the cost of chicken production

What is a characteristic of a strain of chicken?

It is a group of chickens within a breed Signup and view all the answers

What is the result of selective breeding for certain traits in a strain of chicken?

The chickens develop specific characteristics Signup and view all the answers

What is the primary purpose of brooding in chicken farming?

To provide supplemental heat to chicks Signup and view all the answers

How long does the brooding period typically last in the Philippines?

2-3 weeks Signup and view all the answers

What is the temperature range for brooding?

31.1-33.3℃ Signup and view all the answers

Why is the first 24 hours of a chick's life considered important?

Because it's a critical period for temperature control Signup and view all the answers

What happens to the chicks after the brooding period?

They are able to control their own body temperature Signup and view all the answers

Study Notes

Brooding Process

Brooding is a process that provides supplemental heat to maintain a temperature of 31.1-33.3°C for 24 hours from hatching.
The purpose of brooding is to help chicks control their own body temperature until they have sufficient feathers.

Brooding Duration

In the Philippines, brooding typically takes 2-3 weeks depending on the season.

Importance of Early Life Stage

The first 24 hours of a chick's life is the most critical period.

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Description

Understand the concept of a strain in poultry breeding, which involves selecting specific traits in a breed over 5-8 years. Learn about the role of breeders in developing unique chicken strains. Test your knowledge of poultry breeding and genetics.