Volume-based selection in Pinus pinaster Aiton breeding: evaluating resistance to Bursaphelenchus xylophilus (Steiner & Buhrer) Nickle and wood properties

Table 1 Site description for each progeny trial

Site	Coristanco	Chantada	Forgoselo	Friol	Mandín	Noceda	Rebordelo
Code	COR	CHA	FOR	FRI	MAN	NOC	REB
Longitude (W, decimal degrees)^a	8.73	7.84	7.99	7.72	7.39	7.45	8.48
Latitude (N, decimal degrees)^a	43.16	42.62	43.46	43.07	41.86	42.67	42.46
Elevation (m.a.s.l.)	300	680	550	520	600	550	350
Orientation	NE	E	W	NW	SW	S-SW	NW
Slope (%)	0	0	30	3	12	14	7
Families per trial	116	94^b	116	116	116	116	116
P (mm)^c	1,680	1,226	1,811	1,321	1,110	1,378	2,359
T (°C)^c	13.7	12.2	13.0	12.6	13.7	12.9	13.8

NE North-east; E, east, W West, NW North-west, SW South-west, S-SW South south-west, NW North-west. P, annual mean precipitation, in mm; T, annual mean temperature, in °C
^aCoordinates are represented in decimal degrees (WGS 84)
^bAvailable families when the trial was stablished
^cClimate data obtained from ClimateDT Tool for the period 1992–2022 (https://www.ibbr.cnr.it/climate-dt/, consulted in May 2023)

ISSN: 1297-966X