Transpiration of silver Fir (Abies alba mill.) during and after drought in relation to soil properties in a Mediterranean mountain area

Table 2 Comparison of the maximum crown specific transpiration of trees (T in mm h⁻¹), predawn water potential (ψ _pd in MPa) and development of sapwood and projected crown areas according to the soil classes of resistivity

Class of resistivity	Tree no.	Max T during the spring of		Min ψ _pd in 2009 (MPa)	Sapwood width (cm)	Crown pojected area (m²)	Age (year)	DBH (cm)
Class of resistivity	Tree no.	2009	2010	Min ψ _pd in 2009 (MPa)	Sapwood width (cm)	Crown pojected area (m²)	Age (year)	DBH (cm)
1	B1	–	0.069	−1.99	5.1	18.3	80	31
2	A3	0.32	0.061	−0.93	10.5	24.4	76	40.9
	D1	0.25	0.16	−1.14	4.4	16	157	48.2
	D2	0.18	0.10	−1.02	2.7	17.2	159	42.5
	D3	0.22	0.19	−1.17	3.6	9.9	146	28.9
	D4	0.16	0.13	−0.99	3.5	15.9	161	29.1
3	A1	0.18	0.065	−1.37	6.5	27.6	83	41.1
	A2	0.15	0.074	−1.27	4.7	14.6	72	40.6
	C1	-	0.081	−1.62	4.4	11	82	25

ISSN: 1297-966X