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I. Single trait I. Single trait selectionselection

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I. Single trait I. Single trait selection

selection

A. Performance testing

B. Relatives phenotypes

a. Pedigree

b. Collateral relatives

II. Multiple trait II. Multiple trait selection

selection

A. Tandem selection

B. Independent culling levels

C. Economic

selection indexes

D. Combination Selection methods

Selection methods

(2)

A. Performance Testing (Phenotypic Selection, Mass Selection)

Application

Application

Selection criterion

Selection criterion

Method

Method

Defination

Defination

Examples

Examples

Advantages

Advantages

Disadvantages

Disadvantages

(3)

B. Selection by reletavies

1. Selection by Pedigree

2. Selection by Collateral relatives

3. Selection by Progeny (Progeny Testing)

Defination

Defination

Application

Application

Selection criterion

Selection criterion

Method

Method

Advantages

Advantages

Disadvantages

Disadvantages

(4)

II. Multiple trait selection

1. Tandem selection

2. Independent culling levels

3. Selection by Progeny (Progeny Testing)

Defination

Defination

Application

Application

Selection criterion

Selection criterion

Method

Method

Advantages

Advantages

Disadvantages

Disadvantages

Examples

Examples

4. Combination methods

(5)

Selection for Heterosis (Hybrid Vigor)

 A. Recurrent selectionA.

 B. Reciprocal B.

recurrent selection

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