World Species : Protected Area : LOMA LA NEGRA

LOMA LA NEGRA - BARDENAS

Location:	Spain
Area:	15,857 acres (6,417 hectares)
Species:	All Endangered Invasive
Climate:	View Climate Data
Land Use:	View Land Use Data
Köppen climate classification:	Cfa (Climate: warm temperate; Precipitation: fully humid; Temperature: hot summer)
Natura 2000 Data Sheet:	View Data Sheet Explanatory notes

Ecoregions

Iberian sclerophyllous and semi-deciduous forests

Soils

— Protected Area Boundary

	A		B		C			D

Share	85 %	15 %	65 %	35 %	55 %	25 %	20 %	75 %	25 %
Soil Type	Haplic Calcisols	Chromic Luvisols	Calcaric Cambisols	Chromic Luvisols	Calcaric Cambisols	Rendzic Leptosols	Calcaric Regosols	Calcaric Cambisols	Chromic Luvisols
Topsoil Texture	Medium	Medium	Medium	Medium	Fine	Medium	Medium	Medium	Medium
Reference Depth	100 cm	100 cm	100 cm	100 cm	100 cm	30 cm	100 cm	100 cm	100 cm
Drainage	Moderately well	Moderately well	Moderately well	Moderately well	Moderately well	Imperfectly	Moderately well	Moderately well	Moderately well
Available Water Capacity	50 m	150 m	50 m	50 m	150 m	50 mm	100 m	50 m	50 m
Phase 1	Petrocalcic		Gravelly	Gravelly				Petrocalcic	Petrocalcic
Phase 2			Petrocalcic
Root Obstacle	20 - 40 cm	40 - 60 cm	60 - 80 cm	None to 80 cm	None to 80 cm		40 - 60 cm	20 - 40 cm	20 - 40 cm
Impermeable Layer	None to 150 cm	None to 150 cm	None to 150 cm	None to 150 cm	None to 150 cm		40 - 80 cm	None to 150 cm	None to 150 cm
Soil Water Regime	Not wet within 80 cm for over 3 months, nor wet within 40 cm for over 1 month	Not wet within 80 cm for over 3 months, nor wet within 40 cm for over 1 month	Not wet within 80 cm for over 3 months, nor wet within 40 cm for over 1 month	Not wet within 80 cm for over 3 months, nor wet within 40 cm for over 1 month	Not wet within 80 cm for over 3 months, nor wet within 40 cm for over 1 month		Not wet within 80 cm for over 3 months, nor wet within 40 cm for over 1 month	Not wet within 80 cm for over 3 months, nor wet within 40 cm for over 1 month	Not wet within 80 cm for over 3 months, nor wet within 40 cm for over 1 month
Topsoil Properties
Gravel	7 %	12 %	6 %	12 %	5 %	16 %	14 %	6 %	12 %
Sand	41 %	48 %	36 %	48 %	19 %	37 %	44 %	36 %	48 %
Silt	38 %	28 %	43 %	28 %	32 %	44 %	35 %	43 %	28 %
Clay	21 %	24 %	21 %	24 %	49 %	19 %	21 %	21 %	24 %
USDA Texture	Loam	Loam	Loam	Loam	Clay	Loam	Loam	Loam	Loam
Reference Bulk Density	1.4 g/cm³	1.4 g/cm³	1.39 g/cm³	1.4 g/cm³	1.24 g/cm³	1.41 g/cm³	1.41 g/cm³	1.39 g/cm³	1.4 g/cm³
Bulk Density	1.32 g/cm³	1.53 g/cm³	1.41 g/cm³	1.53 g/cm³	1.28 g/cm³	1.24 g/cm³	1.37 g/cm³	1.41 g/cm³	1.53 g/cm³
Organic Carbon	0.46 %	0.83 %	0.65 %	0.83 %	0.87 %	2.13 %	0.75 %	0.65 %	0.83 %
PH	8.1	6.3	8	6.3	7.8	7.5	8	8	6.3
Clay Cation Exchange Capacity	59 cmol kg⁻¹	39 cmol kg⁻¹	52 cmol kg⁻¹	39 cmol kg⁻¹	57 cmol kg⁻¹	80 cmol kg⁻¹	45 cmol kg⁻¹	52 cmol kg⁻¹	39 cmol kg⁻¹
Soil Cation Exchange Capacity	16 cmol kg⁻¹	12 cmol kg⁻¹	16 cmol kg⁻¹	12 cmol kg⁻¹	30 cmol kg⁻¹	27 cmol kg⁻¹	17 cmol kg⁻¹	16 cmol kg⁻¹	12 cmol kg⁻¹
Base Saturation	100 %	88 %	100 %	88 %	100 %	100 %	100 %	100 %	88 %
Total Exchangeable Bases	27.4 cmol kg⁻¹	10 cmol kg⁻¹	24.3 cmol kg⁻¹	10 cmol kg⁻¹	46.6 cmol kg⁻¹	28.8 cmol kg⁻¹	26.8 cmol kg⁻¹	24.3 cmol kg⁻¹	10 cmol kg⁻¹
Calcium Carbonate	12 %	0 %	7 %	0 %	4.9 %	6 %	15 %	7 %	0 %
Calcium Sulphate	0.1 %	0 %	0 %	0 %	0.1 %	0 %	0 %	0 %	0 %
Exchangeable Sodium	2 %	1 %	1 %	1 %	1 %	2 %	2 %	1 %	1 %
Electrical Conductivity	0.3 dS m-1	0.1 dS m-1	0.4 dS m-1	0.1 dS m-1	0.2 dS m-1	0.1 dS m-1	0.2 dS m-1	0.4 dS m-1	0.1 dS m-1
Subsoil Properties
Gravel	7 %	8 %	10 %	8 %	5 %		18 %	10 %	8 %
Sand	40 %	41 %	34 %	41 %	23 %		40 %	34 %	41 %
Silt	37 %	25 %	43 %	25 %	35 %		35 %	43 %	25 %
Clay	23 %	34 %	23 %	34 %	42 %		25 %	23 %	34 %
USDA Texture	Loam	Clay loam	Loam	Clay loam	Clay		Loam	Loam	Clay loam
Reference Bulk Density	1.39 g/cm³	1.33 g/cm³	1.38 g/cm³	1.33 g/cm³	1.26 g/cm³		1.37 g/cm³	1.38 g/cm³	1.33 g/cm³
Bulk Density	1.36 g/cm³	1.51 g/cm³	1.45 g/cm³	1.51 g/cm³	1.35 g/cm³		1.5 g/cm³	1.45 g/cm³	1.51 g/cm³
Organic Carbon	0.36 %	0.4 %	0.43 %	0.4 %	0.39 %		0.47 %	0.43 %	0.4 %
PH	8.2	6.4	8.1	6.4	8.1		8.1	8.1	6.4
Clay Cation Exchange Capacity	55 cmol kg⁻¹	41 cmol kg⁻¹	54 cmol kg⁻¹	41 cmol kg⁻¹	58 cmol kg⁻¹		52 cmol kg⁻¹	54 cmol kg⁻¹	41 cmol kg⁻¹
Soil Cation Exchange Capacity	15 cmol kg⁻¹	15 cmol kg⁻¹	16 cmol kg⁻¹	15 cmol kg⁻¹	26 cmol kg⁻¹		15 cmol kg⁻¹	16 cmol kg⁻¹	15 cmol kg⁻¹
Base Saturation	100 %	90 %	100 %	90 %	100 %		100 %	100 %	90 %
Total Exchangeable Bases	32.1 cmol kg⁻¹	12 cmol kg⁻¹	28.7 cmol kg⁻¹	12 cmol kg⁻¹	44.8 cmol kg⁻¹		36.5 cmol kg⁻¹	28.7 cmol kg⁻¹	12 cmol kg⁻¹
Calcium Carbonate	14 %	0 %	8.7 %	0 %	11.2 %		15 %	8.7 %	0 %
Calcium Sulphate	0.3 %	0 %	0.4 %	0 %	0 %		0 %	0.4 %	0 %
Exchangeable Sodium	4 %	1 %	1 %	1 %	2 %		2 %	1 %	1 %
Electrical Conductivity	0.4 dS m-1	0.1 dS m-1	0.3 dS m-1	0.1 dS m-1	0.2 dS m-1		0.3 dS m-1	0.3 dS m-1	0.1 dS m-1

Soil data provided by FAO/IIASA/ISRIC/ISSCAS/JRC, 2012. Harmonized World Soil Database (version 1.2). FAO, Rome, Italy and IIASA, Laxenburg, Austria.

Köppen climate classification provided by Kottek, M., J. Grieser, C. Beck, B. Rudolf, and F. Rubel, 2006: World Map of Köppen-Geiger Climate Classification updated. Meteorol. Z., 15, 259-263