Pumpkin flowers, fruit, and photosynthesis

Overview

Description

Pumpkins produce long vines, with flowers and fruit throughout the vine. The question is how does draw of phosoynthates (sugars) affect photosynthesis of leaves upstream of the flowers or fruit.

Protocols

Leaf Photosynthesis MultispeQ V1.0

Summary

Measures many photosynthesis-related parameters in <15 seconds, including:

  • Chlorophll Fluorescence: Phi2, PhiNPQ, PhiNO, NPQt, qL, LEF
  • Relative Chlorophyll: SPAD
  • Proton Motive Force: ECSt, vH+, gH+
  • Absorbance at: 450, 535, 605, 650, 730, 850, 880, and 940nm.
  • Leaf Thickness (in mm), angle, and cardinal direct...

Questions

  1. Vine (Multiple Choice)
  2. Leaf # (Multiple Choice)
  3. # flowers down the vine (Multiple Choice)
  4. # pumpkins down the vine (Multiple Choice)
  5. Damage on the leaf (Multiple Choice)

Locations

Team

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Project Lead (82)