According to KeralaAgriculture.gov , Kerala soil are broadly speaking acidulent , kaolintic and low in CEC . Kerala soils have a small H2O - arrest capability , and are high in phosphate . The soils in Kerala have eight different classifications : red loam , laterite coastal alluvion , riverine alluvial deposit , Onattukara alluvium , dark-brown hydrmorphic , saline hydromorphic , Kuttanad alluvium , black soil and woodland loam .

Red Loam

According to KerlaAgriculture.gov , " Red loams of Kerala are localized in natural event and are found mostly in the southerly region of Thiruvananthapuram district . " Found primarily in the foothill and small mound , red loam soil is ruby in color , making it easy to notice .

Laterite

According to KeralaAgriculture.gov , the open soil of laterite soil is ruddy dark-brown to yellowish red in colouring material . The grain of laterite dirt is mostly gravel .

Coastal Alluvium

Found on the West coast of Kerala , coastal alluvium has a flaxen texture . harmonize to KeralaAgriculture.gov , coastal alluvium developed from aquatic deposits .

Riverine Alluvium

Riverine filth are recondite soils find oneself along the banks and rivers of Kerala . harmonise to KeralaAgriculture.gov , the surface texture range from sandy to clay .

Onattukara Alluvium

According to KeralaAgriculture.gov , these filth make up the Karunagapally , Karthikapally and Mavelikara taluks of Kollam and Alappuzha districts . The soil ’s texture is coarse .

Brown Hydromorphic

This filth is mostly found in vale and low - lying areas on the coastal flight strip . concord to KeralaAgriculture.gov , characteristic of the dark-brown hydromprphic soil are grey horizon , mottling streak , hard genus Pan , constitutive matter depositions , iron and manganese densification .

Saline Hydromorphic

According to KeralaAgriculture.gov , this soil is found on the coastal parcel of the districts of Ernakulam , Alappuzha , Trissur and Kannur . The variation of textures found in saline hydromprphic stain vary greatly . Pokkali and Kaipad grime are under this category .

Kuttanad Alluvium

consort to KeralaAgriculutre.gov , this filth is found in an particular part of the world , and is submerged underwater for a turgid percentage of the yr . This soil is waterlogged , and unlike any other soil . The Kayal soil , the Karappadam ground and the Kari grunge are the three categories of this land .

Black Soil

According to KeralaAgriculture.gov , this dirt is restricted to the Chittoor taluk of Palakkad territorial dominion . The black territory is an extension of the black cotton territory . This glowering soil is find on level land , or Din Land that splosh thinly .

Forest Loam

grant to KeralaAgriculture.gov , this soil is the product of limpid rocks weathering in the forest . Found on the easterly part of Kerala , the coloration of forest loam ground is normally colored carmine John Brown to black .

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