Table 1.

Vulnerability to drought-induced embolism values in F. excelsior L. derived from the acoustic vulnerability curve (VC_AE) measured with sensor AE₁ and sensor AE₂

Vulnerability value (MPa)	AE1	AE2
AE12	− 1.02	− 0.88
AE50	− 2.30	− 1.73
AE88	− 4.32	− 3.98
AE100	− 5.62	− 5.62

Water potential at 12, 50, 88 and 100% cumulative acoustic emissions in F. excelsior L. (AE₁₂, AE₅₀, AE₈₈, AE₁₀₀) of sensor AE₁ and sensor AE₂