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Plant Nutrition/Water and Mineral Absorption
Slide set 17 and 18
Derive nutrition from inorganic substances in earths crust
Derive nutrients from other living organisms
Required in relatively large quantity by plants
Carbon, Hydrogen, Oxygen, Phosphorus, Potassium, Nitrogen, Sulfur, Calcium, Iron, and Magnesium
Required in relatively small quantity by plants
molecule with positive charge
molecule with negative charge
Ion weakly associated with soil particle having the opposite charge.
plants grown in liquid culture
plants grown in air
Plants grown in sand, vermiculite, or perlite
Death of tissue
Insufficent water available to maintain turgor pressure
Plasma membrane pulls away from cell wall
sufficient water to maintain turgor pressure
number of solutes disolved in water, decreases water potential
Turgor pressure, increases water potential
Transport through cells
Transport between cells