Table 1.

Main characteristics of the vineyards studied.

Appellation	Plot	Cultivar1	Rootstock	Year of planting	Grapevines per ha (spacing in m)	Row orientation	Depth (cm)	Clay (%)	Silt (%)	Sand (%)	Gravel (%)	CEC (Metson Cmol (+)/kg)	No. of measurements
Margaux	A	CS	SO4 + 3309 C	1969	10,000 (1 × 1)	NE-SW	0–100	21.9	21.5	56.6	24.5	7.89	92
Margaux	B	M	161–49 C	1959	10,000 (1 × 1)	N-S	0–125	14.3	12.7	73.0	53.1	4.52	92
Margaux	C	M	101–14 MG	1944	10,000 (1 × 1)	N-S	0–120	8.4	8.5	83.2	58.6	4.10	92
Margaux	D	CS	101–14 MG	2002	9,091 (1 × 1.1)	E-W	0–130	11.4	12.6	76.0	59.4	5.38	91
Margaux	E	CS	101–14 MG	1966	10,000 (1 × 1)	N-S	0–100	21.3	24.6	54.0	5.0	8.03	91
Margaux	F	CS	RGM	1986	10,000 (1 × 1)	N-S	0–75	33.4	47.2	19.4	8.1	10.74	92
Margaux	G	CS	NA2	NA	10,000 (1 × 1)	N-S	0–70	4.7	14.6	80.7	26.4	3.46	92
Margaux	H	CS	101–14 MG	1999	10,000 (1 × 1)	E-W	0–125	15.0	11.0	74.0	43.1	3.76	91
Margaux	I	M	SO4	1974	10,000 (1 × 1)	E-W	0–100	21.3	24.6	54.0	5.0	8.03	92
Margaux	J	M	SO4	1972	10,000 (1 × 1)	N-S	0–125	14.3	12.7	73.0	53.1	4.52	40
Margaux	K	M	101–14 MG	1992	10,000 (1 × 1)	E-W	0–125	15.0	11.0	74.0	43.1	3.76	50
Margaux	L	CS	101–14 MG	1999	10,000 (1 × 1)	E-W	0–60	8.1	17.1	74.8	53.6	8.37	50
Saint-Émilion	M	CF	NA	1940	6,410 (1.2 × 1.3)	N-S	0–100	42.0	30.6	27.4	5.6	14.90	16
Saint-Émilion	N	CF	RGM	1997	5,830 (1.2 × 1.4)	N-S	0–100	9.0	19.6	71.5	55.4	6.78	16
Saint-Émilion	O	CF	101–14 MG	1963	5,830 (1.2 × 1.4)	N-S	0–100	5.4	10.2	84.4	0.0	3.99	16
Saint-Émilion	P	M	RGM	1989	5,830 (1.2 × 1.4)	N-S	0–100	35.5	27.1	36.7	5.8	15.58	16
Saint-Émilion	Q	M	420A MG	2012	7,890 (1.0 × 1.3)	N-S	0–100	6.55	12.6	81.3	46.4	3.60	16
Saint-Émilion	R	M	RGM	1989	5,830 (1.2 × 1.4)	N-S	0–100	15.1	20.8	63.3	4.6	7.08	16

¹Where CS, Cabernet-Sauvignon; M, Merlot; CF, Cabernet franc.

²NA, not available.