7. Genetic Improvement of Nutrient Use Efficiency in Wheat

  1. Malcolm J. Hawkesford and
  2. Peter Barraclough
  1. Jacques Le Gouis1,2

Published Online: 13 JUL 2011

DOI: 10.1002/9780470960707.ch7

The Molecular and Physiological Basis of Nutrient Use Efficiency in Crops

The Molecular and Physiological Basis of Nutrient Use Efficiency in Crops

How to Cite

Gouis, J. L. (2011) Genetic Improvement of Nutrient Use Efficiency in Wheat, in The Molecular and Physiological Basis of Nutrient Use Efficiency in Crops (eds M. J. Hawkesford and P. Barraclough), Wiley-Blackwell, Oxford, UK. doi: 10.1002/9780470960707.ch7

Editor Information

  1. Rothamsted Research, Harpenden, Hertfordshire, UK

Author Information

  1. 1

    INRA/UBP UMR 1095, Génétique, Diversité et Ecophysiologie des Céréales, Clermont-Ferrand, France

  2. 2

    Diversité et Ecophysiologie des Céréales, Université Blaise Pascal, Aubiére, France

Publication History

  1. Published Online: 13 JUL 2011
  2. Published Print: 19 AUG 2011

ISBN Information

Print ISBN: 9780813819921

Online ISBN: 9780470960707

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Keywords:

  • nitrogen, as key driver of production - genetic improvement of NUE in wheat;
  • breeding, for efficient use of nitrogen (N) - not a major breeding objective, wheat;
  • semi-dwarfing genes, Japanese variety Norin10 - wheat improvement programs;
  • economic and environmental reasons - nitrogen use efficiency (NUE), and breeding programs;
  • genetic progress for NUE;
  • NUE relation to GPC, and composition - determinants, of wheat end-use and value;
  • minimum percentage of nitrogen - in straw and grain at harvest, biomass or grain produced;
  • key chromosomal regions, with molecular markers - linking, and facilitating selection;
  • breeding, for higher NUE - trait in breeding programs;
  • new challenge, in NUE improvement - climate change context

Summary

This chapter contains sections titled:

  • Abstract

  • Introduction

  • The genetic progress for NUE

  • NUE relation to GPC

  • Heterosis for NUE

  • Selection for increased NUE

  • Molecular approaches to improving NUE

  • Conclusions and perspectives

  • References