World Species : Protected Area : PLAINE DE NIORT NORD-OUEST

PLAINE DE NIORT NORD-OUEST

Location:	France
Area:	42,107 acres (17,040 hectares)
Species:	All Endangered Invasive
Climate:	View Climate Data
Land Use:	View Land Use Data
Köppen climate classification:	Cfb (Climate: warm temperate; Precipitation: fully humid; Temperature: warm summer)
Natura 2000 Data Sheet:	View Data Sheet Explanatory notes

Ecoregions

Atlantic mixed forests

Soils

— Protected Area Boundary

	A			B			C				D			E			F

Share	50 %	30 %	20 %	50 %	30 %	20 %	50 %	30 %	10 %	10 %	50 %	30 %	20 %	50 %	30 %	20 %	70 %	30 %
Soil Type	Eutric Fluvisols	Eutric Cambisols	Eutric Fluvisols	Chromic Cambisols	Calcaric Cambisols	Lithic Leptosols	Haplic Luvisols	Chromic Cambisols	Chromic Luvisols	Albic Luvisols	Chromic Luvisols	Chromic Cambisols	Rendzic Leptosols	Eutric Podzoluvisols	Calcaric Cambisols	Dystric Planosols	Terric Histosols	Umbric Gleysols
Topsoil Texture	Coarse	Medium	Medium	Medium	Medium	Fine	Medium	Medium	Medium	Coarse	Medium	Medium	Medium	Medium	Fine	Medium	Medium	Fine
Reference Depth	100 cm	100 cm	100 cm	100 cm	100 cm	10 cm	100 cm	100 cm	100 cm	100 cm	100 cm	100 cm	30 cm	100 cm	100 cm	100 cm	100 cm	100 cm
Drainage	Poor	Moderately well	Poor	Moderately well	Moderately well	Imperfectly	Moderately well	Moderately well	Moderately well	Moderately well	Moderately well	Moderately well	Imperfectly	Moderately well	Moderately well	Poor	Very poor	Very poor
Available Water Capacity	150 m	100 m	150 m	100 m	100 m	15 mm	50 m	100 m	50 m	50 m	150 m	150 m	15 mm	100 m	150 m	50 m	150 m	75 m
Phase 1		Stony		Stony	Stony	Stony	Gravelly	Stony	Gravelly	Gravelly			Stony
Phase 2							Stony		Stony	Stony
Root Obstacle	None to 80 cm	None to 80 cm	None to 80 cm	40 - 60 cm	40 - 60 cm		None to 80 cm	60 - 80 cm	None to 80 cm	None to 80 cm	None to 80 cm	60 - 80 cm		None to 80 cm	None to 80 cm	None to 80 cm	None to 80 cm	None to 80 cm
Impermeable Layer	None to 150 cm	None to 150 cm	80 - 150 cm	None to 150 cm	None to 150 cm		80 - 150 cm	None to 150 cm	None to 150 cm	80 - 150 cm	None to 150 cm	None to 150 cm		40 - 80 cm	None to 150 cm	0 - 40 cm	80 - 150 cm	0 - 40 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	Wet within 80 cm for 3 to 6 months, but not 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		Wet within 80 cm for 3 to 6 months, but not 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	Wet within 80 cm for 3 to 6 months, but not 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		Wet within 80 cm for 3 to 6 months, but not 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	Wet within 80 cm for 3 to 6 months, but not wet within 40 cm for over 1 month	Wet within 40 cm depth for over 11 month	Wet within 80 cm over 6 months, but not wet within 40 cm for over 11 month
Topsoil Properties
Gravel	18 %	9 %	4 %	10 %	6 %	17 %	4 %	10 %	12 %	4 %	12 %	10 %	16 %	1 %	5 %	4 %	28 %	1 %
Sand	80 %	42 %	39 %	49 %	36 %	28 %	41 %	49 %	48 %	87 %	48 %	49 %	37 %	35 %	19 %	42 %	35 %	17 %
Silt	12 %	36 %	40 %	28 %	43 %	25 %	37 %	28 %	28 %	8 %	28 %	28 %	44 %	54 %	32 %	38 %	33 %	29 %
Clay	8 %	22 %	21 %	23 %	21 %	47 %	22 %	23 %	24 %	5 %	24 %	23 %	19 %	11 %	49 %	20 %	32 %	54 %
USDA Texture	Loamy sand	Loam	Loam	Loam	Loam	Clay	Loam	Loam	Loam	Loamy sand	Loam	Loam	Loam	Silt loam	Clay	Loam	Clay loam	Clay
Reference Bulk Density	1.62 g/cm³	1.4 g/cm³	1.4 g/cm³	1.4 g/cm³	1.39 g/cm³	1.26 g/cm³	1.4 g/cm³	1.4 g/cm³	1.4 g/cm³	1.7 g/cm³	1.4 g/cm³	1.4 g/cm³	1.41 g/cm³	1.49 g/cm³	1.24 g/cm³	1.41 g/cm³	1.32 g/cm³	1.22 g/cm³
Bulk Density	1.27 g/cm³	1.37 g/cm³	1.36 g/cm³	1.31 g/cm³	1.41 g/cm³	1.4 g/cm³	1.43 g/cm³	1.31 g/cm³	1.53 g/cm³	1.44 g/cm³	1.53 g/cm³	1.31 g/cm³	1.24 g/cm³	1.36 g/cm³	1.28 g/cm³	1.38 g/cm³	0.28 g/cm³	1.23 g/cm³
Organic Carbon	0.58 %	1 %	0.86 %	0.98 %	0.65 %	2.3 %	0.74 %	0.98 %	0.83 %	0.4 %	0.83 %	0.98 %	2.13 %	1.2 %	0.87 %	1.14 %	39.4 %	4.54 %
PH	6.8	6.6	7.2	6.6	8	7.5	6.5	6.6	6.3	6.5	6.3	6.6	7.5	5.4	7.8	4.5	5.6	5
Clay Cation Exchange Capacity	64 cmol kg⁻¹	55 cmol kg⁻¹	63 cmol kg⁻¹	42 cmol kg⁻¹	52 cmol kg⁻¹	33 cmol kg⁻¹	47 cmol kg⁻¹	42 cmol kg⁻¹	39 cmol kg⁻¹	30 cmol kg⁻¹	39 cmol kg⁻¹	42 cmol kg⁻¹	80 cmol kg⁻¹	48 cmol kg⁻¹	57 cmol kg⁻¹	25 cmol kg⁻¹	45 cmol kg⁻¹	23 cmol kg⁻¹
Soil Cation Exchange Capacity	7 cmol kg⁻¹	16 cmol kg⁻¹	16 cmol kg⁻¹	13 cmol kg⁻¹	16 cmol kg⁻¹	35 cmol kg⁻¹	13 cmol kg⁻¹	13 cmol kg⁻¹	12 cmol kg⁻¹	3 cmol kg⁻¹	12 cmol kg⁻¹	13 cmol kg⁻¹	27 cmol kg⁻¹	9 cmol kg⁻¹	30 cmol kg⁻¹	7 cmol kg⁻¹	87 cmol kg⁻¹	24 cmol kg⁻¹
Base Saturation	89 %	93 %	91 %	83 %	100 %	100 %	91 %	83 %	88 %	86 %	88 %	83 %	100 %	55 %	100 %	40 %	75 %	22 %
Total Exchangeable Bases	7.4 cmol kg⁻¹	14 cmol kg⁻¹	16.9 cmol kg⁻¹	11.6 cmol kg⁻¹	24.3 cmol kg⁻¹	37.6 cmol kg⁻¹	11 cmol kg⁻¹	11.6 cmol kg⁻¹	10 cmol kg⁻¹	2.6 cmol kg⁻¹	10 cmol kg⁻¹	11.6 cmol kg⁻¹	28.8 cmol kg⁻¹	5.7 cmol kg⁻¹	46.6 cmol kg⁻¹	2.2 cmol kg⁻¹	59.5 cmol kg⁻¹	7.1 cmol kg⁻¹
Calcium Carbonate	0 %	0 %	0.5 %	0.1 %	7 %	1.4 %	0 %	0.1 %	0 %	0.2 %	0 %	0.1 %	6 %	0 %	4.9 %	0 %	0 %	0 %
Calcium Sulphate	0 %	0 %	0 %	0 %	0 %	0 %	0 %	0 %	0 %	0 %	0 %	0 %	0 %	0 %	0.1 %	0 %	0 %	0 %
Exchangeable Sodium	3 %	2 %	2 %	2 %	1 %	1 %	1 %	2 %	1 %	2 %	1 %	2 %	2 %	0 %	1 %	2 %	1 %	1 %
Electrical Conductivity	0.1 dS m-1	0.1 dS m-1	0.1 dS m-1	0.1 dS m-1	0.4 dS m-1	0.4 dS m-1	0.1 dS m-1	0.1 dS m-1	0.1 dS m-1	0.1 dS m-1	0.1 dS m-1	0.1 dS m-1	0.1 dS m-1	0.1 dS m-1	0.2 dS m-1	0.1 dS m-1	0.1 dS m-1	0.1 dS m-1
Subsoil Properties
Gravel	10 %	12 %	7 %	9 %	10 %		3 %	9 %	8 %	5 %	8 %	9 %		4 %	5 %	4 %	5 %	1 %
Sand	79 %	41 %	41 %	47 %	34 %		37 %	47 %	41 %	82 %	41 %	47 %		37 %	23 %	28 %	52 %	22 %
Silt	11 %	34 %	38 %	26 %	43 %		34 %	26 %	25 %	8 %	25 %	26 %		43 %	35 %	29 %	23 %	25 %
Clay	10 %	25 %	21 %	27 %	23 %		29 %	27 %	34 %	10 %	34 %	27 %		20 %	42 %	43 %	25 %	53 %
USDA Texture	Sandy loam	Loam	Loam	Sandy clay loam	Loam		Clay loam	Sandy clay loam	Clay loam	Loamy sand	Clay loam	Sandy clay loam		Loam	Clay	Clay	Sandy clay loam	Clay
Reference Bulk Density	1.59 g/cm³	1.38 g/cm³	1.4 g/cm³	1.38 g/cm³	1.38 g/cm³		1.35 g/cm³	1.38 g/cm³	1.33 g/cm³	1.59 g/cm³	1.33 g/cm³	1.38 g/cm³		1.4 g/cm³	1.26 g/cm³	1.27 g/cm³	1.38 g/cm³	1.23 g/cm³
Bulk Density	1.44 g/cm³	1.39 g/cm³	1.39 g/cm³	1.44 g/cm³	1.45 g/cm³		1.51 g/cm³	1.44 g/cm³	1.51 g/cm³	1.55 g/cm³	1.51 g/cm³	1.44 g/cm³		1.61 g/cm³	1.35 g/cm³	1.41 g/cm³	0.18 g/cm³	1.28 g/cm³
Organic Carbon	0.24 %	0.37 %	0.38 %	0.47 %	0.43 %		0.36 %	0.47 %	0.4 %	0.24 %	0.4 %	0.47 %		0.25 %	0.39 %	0.37 %	38.46 %	1.23 %
PH	6.9	7	7.5	6.7	8.1		6.7	6.7	6.4	6.9	6.4	6.7		5.3	8.1	4.8	5.8	5
Clay Cation Exchange Capacity	57 cmol kg⁻¹	55 cmol kg⁻¹	61 cmol kg⁻¹	44 cmol kg⁻¹	54 cmol kg⁻¹		50 cmol kg⁻¹	44 cmol kg⁻¹	41 cmol kg⁻¹	48 cmol kg⁻¹	41 cmol kg⁻¹	44 cmol kg⁻¹		63 cmol kg⁻¹	58 cmol kg⁻¹	26 cmol kg⁻¹	49 cmol kg⁻¹	15 cmol kg⁻¹
Soil Cation Exchange Capacity	6 cmol kg⁻¹	15 cmol kg⁻¹	14 cmol kg⁻¹	15 cmol kg⁻¹	16 cmol kg⁻¹		14 cmol kg⁻¹	15 cmol kg⁻¹	15 cmol kg⁻¹	5 cmol kg⁻¹	15 cmol kg⁻¹	15 cmol kg⁻¹		9 cmol kg⁻¹	26 cmol kg⁻¹	10 cmol kg⁻¹	88 cmol kg⁻¹	19 cmol kg⁻¹
Base Saturation	93 %	93 %	96 %	92 %	100 %		93 %	92 %	90 %	100 %	90 %	92 %		59 %	100 %	57 %	96 %	27 %
Total Exchangeable Bases	9 cmol kg⁻¹	15.1 cmol kg⁻¹	15.2 cmol kg⁻¹	11.9 cmol kg⁻¹	28.7 cmol kg⁻¹		13.1 cmol kg⁻¹	11.9 cmol kg⁻¹	12 cmol kg⁻¹	5.2 cmol kg⁻¹	12 cmol kg⁻¹	11.9 cmol kg⁻¹		4.9 cmol kg⁻¹	44.8 cmol kg⁻¹	11.4 cmol kg⁻¹	81.8 cmol kg⁻¹	5.7 cmol kg⁻¹
Calcium Carbonate	0.1 %	0.1 %	2.5 %	0.1 %	8.7 %		0 %	0.1 %	0 %	5.4 %	0 %	0.1 %		0 %	11.2 %	0 %	0 %	0 %
Calcium Sulphate	0 %	0 %	0 %	0 %	0.4 %		0 %	0 %	0 %	0 %	0 %	0 %		0 %	0 %	0 %	0 %	0 %
Exchangeable Sodium	2 %	2 %	3 %	1 %	1 %		1 %	1 %	1 %	4 %	1 %	1 %		0 %	2 %	7 %	1 %	2 %
Electrical Conductivity	0.1 dS m-1	0.1 dS m-1	0.1 dS m-1	0.1 dS m-1	0.3 dS m-1		0.1 dS m-1	0.1 dS m-1	0.1 dS m-1	0.1 dS m-1	0.1 dS m-1	0.1 dS m-1		0.1 dS m-1	0.2 dS m-1	0.1 dS m-1	0.1 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