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What is Soil? It is the uppermost layer of Earth’s crust, formed by the continuous weathering of mountains over thousands of years. It is made up of four basic constituents; minerals, organic materials, air, and water. The three main components responsible for its texture are; sand, silt, and clay.
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To study soil samples from two different sites and analyse their properties such as texture, moisture content, water-retaining capacity and pH. Also, the study aims to correlate the plants found in such soil.
Lessons & Activities Search. We've curated a collection of lessons, hands-on activities, labs, readings, and more - all about soils and topics related to soils - and in a searchable database. Some are posted directly by SSSA others we have reviewed and recommend.
Typically, the soil consists of 45% minerals, 50% empty spaces or voids and 5% organic matter. Furthermore, soil performs many important functions such as: Providing a growth medium for the plants. Acts a modifier of the earth’s atmosphere. One of the most crucial components of the biosphere.
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Soil science is the study of soil as a natural resource on the surface of the earth including soil formation, classification and mapping; physical, chemical, biological, and fertility properties of soils; and
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Apr 16, 2024 · Soil can be classified into different types based on various factors such as texture, structure, colour, depth, fertility, water content, organic matter, pH and temperature. The main types of soil are: sandy soil, clayey soil, loamy soil, laterite soil, black soil, red soil, alluvial soil and desert soil.
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Mar 16, 2018 · These are the Land Resource and Agriculture class 12 Notes Geography prepared by team of expert teachers. The revision notes help you revise the whole chapter 5 in minutes. Revision notes in exam days is one of the best tips recommended by teachers during exam days.
