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Soils and Minerals Nutrition (soil is made up of (Minerals nutrients…
Soils and Minerals Nutrition
soil is made up of
Organic matters
Liquids
gases
Minerals nutrients
Nitrogen
Potassium
Phosphorus
Organisms and microorganisms
Derived from rock
Physical weathering
Coarse sand
Fine sand
Clay particles
Silt
Chemical weathering
Storage of Minerals within plants
Seeds store minerals
Amino acid is stored as protein in seedling
Nitrogen fixation
conversion of N2 gases into nitrate, nitrite and ammonium
Root nodules on legumes such as alfaalfa
Nostoc, Azobacter are nitrogrn fixing microorganisms
Nitrogen Reduction
Reduction of nitrogen into nitrate ion
Nitrogen assimilation
formation of organic nitrogen compounds from inorganic nitrogen compounds present in surrounding.
