Table 1.

Summary of results from measurements conducted on the same palm tree at different heights on the tree trunk.

Height (m) above groundCircumference 2πα (m)zResonance frequency f2 (Hz)c (m/s)1MoE (GPa)2
0.461.1911559420.533
0.801.0612308930.478
1.450.9313408540.438
  • 1 Equation 1.

  • 2 Equation 2.