The Physiology of Plants under Stress (E. T. Nilsen & D. M. Orcott)

6. Plant Carbon Balance

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I Introduction: basics o f the carbon cycle in plants

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II Carbon Accumulation Processes

A. Atmospheric Carbon Dioxide Concentration
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B. Pathway of CO2 movement
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1. Regulation of Stomatal Conductance
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2. Regulation of Mesophyll Conductance

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C. Photosynthetic Responce to CO2
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D. Harvesting Photon Energy
1. General Molecular Model
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E. Biochemical CO2 reduction pathways
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1. C4 photosynthesis
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2. CAM photosynthesis
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3. Dark CO2 fixation in C3 plants
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III. Assimilate circulation and storage
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A. Fravtionation of photosynthate within the cell
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B. Regulation of assimilate transport among tissues
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C. Allocation of photosynthate within the plant
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D. Assimilate strage
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IV. Carbon losses from plants
A. Respiration
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B. Interactions among photosynthesis, photorespiration, and respiration

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C. Whole Plant respiration

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1. Environmental effects on whole-tissue respiration
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VI Summary

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