Ferilizer and Plant Growth
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Research:
Everything a plant needs is in the soil. What is soil? Soil is defined as a collection of natural bodies on the earth's surface, containing living matter, and supporting or capable of supporting plants. (soil.ncsu.edu, 2003)
Soils are composed of three particles -- sand, silt and clay. Sand is the largest particle in the soil. When you rub it, it feels rough. This is because it has sharp edges. Sand doesn't hold many nutrients...