A History of Agriculture in India v1.c8.s2.t1.7
A History of Agriculture in India v1.c8.s2.t1.7
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v1.c8.s2.t1.7
The formation of hard pans at certain levels in the soil profile as a result of the binding of soil grains by the infiltrating silica or calcareous matter is often observed in these alluvial soils. Layers of *kankar* in the Indo-Gangetic alluvium of Uttar Pradesh and West Bengal, and those composed of impure iron oxides are instances of these hard pans.