Animal production

The activity in your screenshot requires adding a book resource with at least three chapters and two sub-chapters per chapter. Based on Animal Production, here is a structured outline you can use:

Book Title: Principles of Animal 

Chapter 1: Introduction to Animal Production

1.1 Importance of Animal Production

Role in food security

Economic significance

Livestock and climate change

1.2 Types of Animal Production Systems

Intensive vs. extensive farming

Organic vs. conventional farming

Chapter 2: Animal Breeding and Genetics

2.1 Principles of Animal Breeding

Selective breeding

Genetic improvement

2.2 Breeding Techniques

Artificial insemination

Crossbreeding and hybrid vigor

Chapter 3: Animal Nutrition and Feeding

3.1 Nutrient Requirements of Livestock

Energy, proteins, vitamins, and minerals

Feed formulation

3.2 Common Feed Resources

Pasture, fodder, and concentrates

Alternative feed sources