Soybean on acidic soil (tropical)


This research aim is to evaluate performance of some soybean lines on acidic soil in Indonesia. Ten introduced lines and two local varieties will be tested for performance on Ultisols soil with some treatments: lime, organic fertilizers, and planting dates.


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. Replications (Multiple Choice)
  2. Soybean lines (Multiple Choice)
  3. Organic Fertilizers (Multiple Choice)
  4. Planting Date (Multiple Choice)
  5. Samples (Multiple Choice)
  6. Liming (Multiple Choice)



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