CaféierSijndersSR08022018

Overview

Material (48 plants total) (A) (B) (AB) Plants from the greenhouse, Stage 6-7 leaf pairs, in a nutrient poor soil

Conditions Phase 1 (10 weeks): Regular CO2 (400ppm) * Light (Sun vs Shade) * N (High vs Low) Phase 2 (12 weeks): Elevated CO2 (800ppm) * Light (Sun vs Shade) * N (High vs Low) Phase 3 (3days): Final stress

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...

Locations

Team

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Project Lead (40)