Light and Plant Growth

  1. Photoperiodism
    1. Definition and Importance
      1. Seasonal Timing of Developmental Events
      2. Classification of Plants by Photoperiodic Response
        1. Short-Day Plants
          1. Flowering Induced by Short Days
            1. Examples and Characteristics
            2. Long-Day Plants
              1. Flowering Induced by Long Days
                1. Examples and Characteristics
                2. Day-Neutral Plants
                  1. Flowering Independent of Day Length
                    1. Examples and Characteristics
                  2. The Role of Phytochromes in Measuring Night Length
                    1. Night Break Experiments
                      1. Critical Night Length Concept
                      2. The Circadian Clock and Light Interaction
                        1. Endogenous Rhythms
                          1. Synchronization with Environmental Cues
                          2. Physiological Responses to Photoperiod
                            1. Induction of Flowering
                              1. Formation of Storage Organs
                                1. Tubers
                                  1. Bulbs
                                  2. Onset of Dormancy
                                    1. Leaf Abscission

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                                  5. Phototropism

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                                  7. Plant Responses to Light Intensity