The European grease categorization arrangement divides territory into 23 different type . Many of these are wide distributed throughout the continent , but there are also several that are present almost exclusively in certain pocket-size regions . A disproportionate turn of these can be found in Spain , which on the whole has very different grease from the rest of Europe .

Acrisols

In Europe , acrisols are present only in Spain , Turkey and Romania . They are broken in food and contain accrual of Henry Clay . These dirt are also very susceptible to erosion and moderate gamy amounts of aluminum . They occur primarily in the southwesterly part of Spain and are not usually worthy for USDA .

Calcisols

Calcisols are the most common soils in Spain . As point by the name of the order , these grime are high in Ca , specifically in the form Ca carbonate . The source of this mineral can be layer of unslaked lime or root nodules . They are extremely alkaline and form in location with clearly differentiated wry season . They are often constitute in areas where groundwater fat in lime rises to the Earth’s surface , leaving behind mineral depositary .

Fluvisols

These ground are present in areas with frequent flooding . As such , they contain territory deposits from river and bodies of water . Some are fertile , but others are not ; birthrate look on the frequency of implosion therapy and the type of soil bank . They are scattered wide throughout Spain , but are most concentrated in the North fundamental area of the land .

Leptosols

These gravelly soils educate over grueling rock in areas of high wearing . They can be found on mountains and in areas where rocks are closemouthed to the open . Leptosols are prevailing in many arena along Spain ’s Northern and Eastern edge . They are some of the most common soil in the earth .

Luvisols

Luvisols have high-pitched amounts of cadaver in the undersoil and down amounts in the surface soil . This is a diverse order and can hap in many different environments , but soil of this type generally hap in well - drain country . They are scattered throughout Spain .

Regosols

regosol are very common in Spain , especially in the West . These soils are young and undeveloped , occurring mainly in mountainous , waterless or apace wear away areas . Often ontogeny is prevented by poor temperatures or wet . Generally grime that can not be placed into any other class are designate as Regosols .

Umbrisols

Umbrisols are prevailing in the region north of Portugal . They are rich in constitutional materials and normally shape underneath forests . They take place in climates that are humid and cool . These virulent territory are glowering in appearance and cover only a belittled part of Europe , despite their solid presence in Spain .

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