INDIAN GEOGRAPHY

Detailed explanation-1: -The loamy soil also has humus in it. It has the right water holding capacity for the growth of plants as it has almost equal proportion of fine particles and the large particles. It contains a balance of all three soil materials–silt, sand and clay–plus humus.

Detailed explanation-2: -The ideal blend of soil for plant growth is called loam. Often referred to as topsoil or black dirt by landscape companies, loam is a mixture of sand, clay, and silt.

Detailed explanation-3: -Loamy soil is best for plant growth as it has high water retention capacity thus it retains water for long and also retains the nutrients which is required for plant growth.

Detailed explanation-4: -Humus contains many useful nutrients for healthy soil. One of the most important is nitrogen. Nitrogen is a key nutrient for most plants. Agriculture depends on nitrogen and other nutrients found in humus.

Detailed explanation-5: -The uppermost layer of the soil is called topsoil and this layer contains humus, plant roots, and living creatures. The more humus found in topsoil, the more nutrient rich the topsoil and the better the conditions for growing plants.