Plant Breeding Reviews, Volume 40

1. James L. Brewbaker: Distinguished Geneticist, Tropical Plant Breeder, Inspiring Teacher 1
Ganesan Srinivasan and Jules Janick

I. Early Years 2

II. Research 5

III. Educator 17

IV. The Man 24

Releases and Publications of James L. Brewbaker 27

2. Breeding Leucaena: Tropical Multipurpose Leguminous Tree 43
James L. Brewbaker

I. Introduction 45

II. Genetic Resources 58

III. Genetics in Relation to Breeding 70

IV. Cultivar Development 75

V. Breeding Challenges 88

VI. The Future 108

Acknowledgments 111

Literature Cited 111

3. Maize Doubled Haploids 123
Zhixin Liu, Yanbo Wang, Jiaojiao Ren, Mei Mei, Ursula K. Frei, Benjamin Trampe, and Thomas Lubberstedt

I. Introduction 125

II. History of Haploid Research in Maize 126

III. Milestones for Establishing DH Technology in Maize Breeding 131

IV. Application of DH Technology in Maize Breeding and Genetic Studies 148

V. Application of DH Technology in Maize-Breeding Programs 152

VI. Future Perspectives in Using DH Technology in Maize 157

Acknowledgments 159

Literature Cited 160

4. Nitrogen and Phosphorus Use Efficiencies in Wheat: Physiology, Phenotyping, Genetics, and Breeding 167
Harindra S. Balyan, Vijay Gahlaut, Anuj Kumar, Vandana Jaiswal, Raman Dhariwal, Sandhya Tyagi, Priyanka Agarwal, Supriya Kumari, and Pushpendra K. Gupta

I. Introduction 170

II. Physiology of N Uptake and Assimilation 173

III. Physiology of P Uptake and Assimilation 177

IV. Crop Phenotyping for NUE/PUE 180

V. Genes Involved in N Uptake and Metabolism 184

VI. QTL for NUE/PUE 188

VII. MicroRNA, Long Non-Coding RNA, Target Mimics for N/P Homeostasis 195

VIII. Approaches for the Genetic Improvement of NUE/PUE 200

IX. Outlook 212

Acknowledgments 214

Literature Cited 214

5. Interspecific Periclinal Chimeras as a Strategy for Cultivar Development 235
Nagib A. Nassar, Nayra N. Bomfim Fernandes, Danielle Y. Hashimoto Freitas, and Thomas M. Gradziel

I. Introduction 236

II. Chimera Form and Function 239

III. Interspecies Chimeras 241

IV. Case Studies 252

V. Prospects 262

Acknowledgments 262

Literature Cited 263

6. Open Source Plant Breeding and the Open Source Seed Initiative 271
Claire H. Luby, Jack R. Kloppenburg, and Irwin L. Goldman

I. Introduction 273

II. Restrictions on Freedom to Operate in Plant Breeding 275

III. The Open Source Seed Initiative 280

IV. Social and Political Context of Open Source Plant Breeding 283

V. Breeding Context: Working with OSSI Germplasm 288

VI. Outlook 296

Literature Cited 297

7. Rapid Cycle Breeding: Application of Transgenic Early Flowering for Perennial Trees 299
Ann M. Callahan, Chinnathambi Srinivasan, Chris Dardick, and Ralph Scorza

I. Introduction 300

II. Generation of Early Flowering Trees 302

III. Utilizing Early Flowering for Rapid Cycle Breeding 317

IV. Outlook 325

Literature Cited 327

Subject Index 335

Cumulative Subject Index 337

Cumulative Contributor Index 365