Physiological Bases for Maize Improvement

In Physiological Bases for Maize Improvement, international experts in the field discuss and analyze methods of effectively improving crop breeding and producing better and larger yields of corn. Book jacket.

About the Editors

ix

Contributors

xi

Preface

xiii

Is There a Niche for Physiology in Future Genetic Improvement of Maize Yields?

1

(14)

Gustavo A. Slafer

Maria E. Otegui

Worldwide Importance of Maize

1

(2)

Trends in Population Growth and Maize Yields

3

(3)

Genetic Contributions to Gains in Maize Yields

6

(3)

A Niche for Crop Physiology in Maize Breeding

9

(2)

Concluding Remarks

11

(4)

Improving Maize Grain Yield Potential in a Cool Environment

15

(16)

Matthijs Tollenaar

Jiangang Wu

Introduction

15

(3)

Resource Capture and Utilization

18

(5)

Stress Tolerance and Stand Uniformity

23

(3)

Conclusions

26

(5)

Processes Affecting Maize Grain Yield Potential in Temperate Conditions

31

(16)

James R. Kiniry

Maria E. Otegui

Introduction

31

(1)

Setting Number of Seeds per Ear

31

(6)

Importance of Stored Carbohydrate for Yield Production with Late-Season Stress

37

(3)

Mechanisms of Seed Weight Determination in Maize

40

(2)

Conclusions

42

(5)

Improving Maize Grain Yield Potential in the Tropics

47

(12)

Russell C. Muchow

Introduction

47

(1)

Determinants of Potential Yield

48

(4)

Benchmarking Maize Yield Potential

52

(2)

Opportunities for Improvement in Maize Grain Yield Potential

54

(1)

Conclusions

55

(4)

Factors Affecting Kernel Number in Maize

59

(16)

Fernando H. Andrade

Alfredo G. Cirilo

Laura Echarte

Introduction

59

(1)

Critical Period for Kernel Number Determination

60

(1)

The Relationship Between Kernel Number and Plant Growth Rate

61

(1)

Nitrogen and Water

62

(4)

Duration of the Critical Period for Kernel Set

66

(2)

Other Factors Affecting Kernel Set

68

(2)

Conclusions

70

(5)

Maize Improvement for Drought-Limited Environments

75

(38)

Gregory O. Edmeades

Marianne Banziger

Jean-Marcel Ribaut

Introduction

75

(1)

The Target Environment

76

(1)

Conceptual Framework

77

(2)

Drought Stress and Stages of Growth

79

(4)

Earliness, Yield Potential, and the Selection Environment

83

(1)

The Use of Drought-Adaptive Secondary Traits in Breeding

84

(6)

Selection in Elite Tropical Germplasm for Tolerance to Drought During Flowering and Grain Filling

90

(11)

Recent Trends

101

(3)

Conclusions: An Effective Strategy for Improving Drought Tolerance in Maize

104

(9)

Strategies to Maintain Ovary and Kernel Growth During Drought

113

(26)

Mark E. Westgate

Introduction

113

(1)

Ear and Ovary Growth Prior to Pollination

114

(2)

Ovary Growth During Pollination

116

(6)

Kernel Growth After Pollination

122

(10)

Conclusions

132

(7)

Variation in Apical Dominance and Its Implications for Herbivory Resistance, Competitive Ability, and Biomass Partitioning

139

(18)

Victor O. Sadras

Introduction

139

(3)

Apical Dominance and Herbivory Resistance

142

(6)

Apical Dominance and Competitive Ability

148

(1)

Apical Dominance, Herbivory Resistance, and Competitive Ability

148

(2)

Meristem Allocation: A Tool to Analyze Crop Growth

150

(2)

Conclusion

152

(5)

Breeding Maize to Face Weed Problems

157

(10)

Claudio M. Ghersa

Introduction

157

(1)

Weed Interference

158

(1)

Management Scenarios and Strategies

158

(1)

Crop Design

159

(4)

Concluding Remarks

163

(4)

Use of Simulation Models for Crop Improvement

167

(24)

Anthony Hunt

Introduction

167

(2)

The Crop Improvement Process

169

(4)

Planning: Yield Potential

173

(4)

Planning: Yield Gaps

177

(3)

Line Evaluation

180

(4)

Concluding Comments

184

(7)

Recent Research on Maize Grain Yield in Argentina

191

(14)

Gustavo A. Maddonni

Jorgelina Carcova

Maria E. Otegui

Gustavo A. Slafer

Introduction

191

(1)

Breeding Effects on Maize Kernel Number Determination

192

(3)

Pollination Synchrony and Maize Kernel Number

195

(1)

Water Deficit

196

(6)

Conclusions

202

(3)

Index

205

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Physiological Bases for Maize Improvement

Summary

Table of Contents

Supplemental Materials

FREE SHIPPING

Rent More, Save More! Use code: BBRENTAL

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Physiological Bases for Maize Improvement

Summary

Table of Contents

Supplemental Materials

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