●Chapter One Breeding Objective
●1.1 The Requirements for the Crop Varieties in Modern Agriculture
●1.2 The Principles behind Setting the Breeding Goal
●1.3 The Main Objectives for Crop Breeding
●Chapter Two The Introduction of Main Breeding Method
●2.1 Crop Introduction
●2.2 Breeding by Selection
●2.3 Hybrid Breeding
●2.4 Recurrent Breeding
●2.5 Induced tation Breeding
●2.6 Distant Hybridization Breeding
●2.7 Utilizationof Heterosis
●2.8 Transgenic Breeding
●2.9 Molecular Marker Assisted Selection
●Chapter Three The Brief Introduction of the Main Crops
●3.1 Maize Breeding
●3.2 Wheat Breeding
●3.3 Rice Breeding
●3.4 Soybean Breeding
●3.5 Cotton Breeding