Reference soil Poland 12: Orthic Podzol

PL012

Distribution of Podzols (rough estimation supplied by soilgrids)

Reference soil PL012: Orthic Podzols

LOCATION: Between Piaseczno and Gora Kalwaria, Chojnow, 50m from bus stop. GROUND COVER: fleece, moss, v.vitis idea, v.vitis myrtillis.

Classification

FAO-UNESCO-ISRIC 1974Orthic Podzol

Local classification:	Bielica wlasciwa

Physical characteristics

Particle size distribution

Depth (cm)	Gravel % v/v	very coarse sand % w/w	coarse sand % w/w	medium sand % w/w	fine sand % w/w	very fine sand % w/w	Total sand % w/w	coarse silt % w/w	fine silt % w/w	Total silt % w/w	Clay % w/w
0-5	-	0.3	6.2	25.8	29.8	4.3	66.4	5.4	9.4	14.8	18.8
10-25	-	1	10	32.9	41.9	6	91.8	3.5	2.7	6.2	2.1
25-35	-	0.8	10.5	35.1	43.6	5.1	95.1	2.4	1.6	4	0.8
45-50	-	1	10.5	34.2	42.8	5.5	94	1.1	2.4	3.5	2.6
55-60	-	0.6	7	38	48.1	4.2	97.9	0.4	1.4	1.8	0.2
120-130	-	1	12.1	33.4	43.4	8.6	98.5	0.6	0.8	1.4	0.2

Water retention characteristics

Depth (cm)	Bulk density kg/dm³	Spec. Surf. Area m²/g	COLE cm/cm	Water disp. clay %	Clay % w/w
0-5	-	-	-	-	18.8
10-25	-	-	-	-	2.1
25-35	-	-	-	-	0.8
45-50	-	-	-	-	2.6
55-60	-	-	-	-	0.2
120-130	-	-	-	-	0.2

Chemical data

Depth (cm)	pH H2O	pHKCl	EC 1: 2.5 dS/m	CaCO3 % w/w	C % w/w	N %	C / N	Exch. Acid cmol(c)/kg	Exch. Al cmol(c)/kg	Ca cmol(c)/kg	Mg cmol(c)/kg	K cmol(c)/kg	Na cmol(c)/kg	Sum Cations cmol(c)/kg
0-5	3.3	2.6	0.42	-	24.55	1.38	18	12	4.2	7.2	0.8	0.3	0.0	8.3
10-25	3.6	2.9	0.17	-	2.56	0.12	21	2.4	0.7	0.8	0.0	0	0.0	0.8
25-35	4.6	3.8	0.03	-	0.11	-	-	0.3	0	0.2	0.0	0	0.0	0.2
45-50	4.1	3.5	0.09	-	1.35	0.06	23	1.7	0.9	0.4	0.0	0	0.0	0.4
55-60	5.4	4.5	0.07	-	0.22	-	-	0.3	0	0.2	0.0	0	0.0	0.2
120-130	5.1	4.4	0.04	-	0.06	-	-	0.3	0	0.0	0.0	0	0.0	0

Depth (cm)	Base sat. %	CEC soil cmol(c)/kg	CEC clay cmol(c)/kg	CEC org cmol(c)/kg	ECEC cmol(c)/kg	Al sat. %	ESP %
0-5	12	70.1	373	85.9	-	6	-
10-25	9	9.2	438	9	-	8	-
25-35	18	1.1	138	0.4	-	0	-
45-50	5	8.3	319	4.7	-	11	-
55-60	14	1.4	700	0.8	-	0	-
120-130	0	0.7	350	0.2	-	0	-

Clay mineralogy

Depth (cm)	Chlorite	Feldspar	Gibbsite	Goethite	Halloysite	Hematite	Kaolinite	Mica / illite	Mixed-layer	Quartz	Smec	Vermiculite
0-5	-	very weak to weak	-	-	-	-	weak to medium	weak	weak to medium	medium to strong	-	-
25-35	-	very weak to weak	-	-	-	-	weak	very weak to weak	weak	very strong	-	-
55-60	-	very weak to weak	-	-	-	-	weak	very weak	weak to medium	very strong	-	-