topsoil Meaning and Definition
مٹّی کی سطح
matti ki satah
مٹّی کی سطح کے اُوپر کی تہ
matti ki satah ke ooper ki teh
Topsoil is the upper, outermost layer of soil, usually the top 2 inches (5.1 cm) to 8 inches (20 cm). It has the highest concentration of organic matter and microorganisms and is where most of the Earth's biological soil activity occurs.
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