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Is a physiological perspective relevant in a 'genocentric' age?

Thomas R Sinclair1, Larry C Purcell

  • 1Agronomy Physiology Laboratory, PO Box 110965, University of Florida, Gainesville, FL 32611-0965, USA. trsincl@ifas.ufl.edu

Journal of Experimental Botany
|October 6, 2005
PubMed
Summary

Plant physiology research needs to bridge fundamental and applied science. Reintegrating classical approaches with gene-focused studies can enhance crop yield and plant performance in real-world conditions.

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Area of Science:

  • Plant Physiology
  • Genetics
  • Agronomy

Background:

  • Current plant physiology research is heavily gene-centric, potentially overlooking practical applications for crop improvement.
  • This focus has created a disconnect between fundamental genetic research and the needs of applied plant production.
  • Classical plant physiology emphasized whole-plant performance, a perspective often neglected in modern genocentric studies.

Purpose of the Study:

  • To identify key characteristics of successful research projects that enhance plant performance in production systems.
  • To re-establish the essential partnership between fundamental and practical research in plant physiology.
  • To address the disconnects caused by an overemphasis on gene-centric research.

Main Methods:

  • Analysis of successful classical plant physiology projects that led to crop yield increases.

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  • Identification of research characteristics relevant to real-world plant production needs.
  • Evaluation of the complexity and redundancy in plant system regulation.

    • Main Results:

    • Genocentric research often lacks relevance for practical crop enhancement due to unaddressed assumptions and protocols.
    • Modifying single physiological processes typically results in minimal changes in plant growth and yield due to system compensation.
    • Successful projects integrating fundamental and applied research offer a model for future crop improvement.

    Conclusions:

    • A strong, meaningful partnership between fundamental and practical research is crucial for advancing plant physiology.
    • Classical plant physiology principles are vital for understanding and improving whole-plant performance.
    • Future research should balance genetic insights with a holistic understanding of physiological processes for tangible gains in plant production.