Science Videos in Hindi
Tweet 
An easy explanation of soil layers -humus,top soil,sub-soil,parent material & bed-rock .It is in the form of an animated educational video .Different soil horizons are taught in a simplified manner.
Tweet
An easy explanation of soil layers -humus,top soil,sub-soil,parent material & bed-rock .It is in the form of an animated educational video .Different soil horizons are taught in a simplified manner.