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Unformatted text preview: accumulate in the soil 7. T In saline soils, plant growth restrained by problems with water uptake 8. F In sodic soils, the dominant cation is Ca 9. T In order to reclaim salt-affected soil it is critical to establish internal drainage if possible 10. Mechanisms of salt tolerance in plants include 1. Exclusion of salt ions from uptake by plant root cells (wheat, barley, rye) 2. Excretion of absorbed salts from plant by means of salt glands 3. Isolation of salts in cell vacuoles 4. All of the above...
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This note was uploaded on 01/13/2011 for the course SS 121 taught by Professor Staff during the Fall '07 term at Cal Poly.
- Fall '07