Maize Collection Screen 3


Screening the photosynthetic activity of our maize collection.


Leaf Photosynthesis MultispeQ V1.0


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...


  1. What ear is this? ( eg. T123-4 x T567-8, T666self, etc; Pls keep exact answer for the family to ease future analysis) (Short Answer)
  2. What is the genotype? (eg. psa3-1 x psa3-2; Pls keep exact answer for the family) (Short Answer)
  3. What is the leaf color phenotype? (Multiple Choice)
  4. Is this individual seedling virescent (vir)? (Multiple Choice)
  5. Is this individual seedling mutable (m)? (Multiple Choice)
  6. Individual number (Short Answer)
  7. Where are you doing this measurement? (Multiple Choice)
  8. Take picture of this individual in the center of image (Take a Picture)



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