click below
click below
Normal Size Small Size show me how
Horticulture II
Horticulture Final II
Term | Definition |
---|---|
Osmosis | movement of nutrients throughout the plant which results in higher to lower nutrient solute concentration available to plant |
Root nodules | swellings on roots containing rhizobium bacteria which take nitrogen from the atmosphere, combine with oxygen, and produce NO3 or NH3, forms or nitrogen which can be used by the plant |
Semipermeable membrane | tiny pores on the root hairs that allow the passage of water molecules by osmosis |
Cohesion-tension | vacuum that causes water to move into the vascular cylinder of the root |
Vascular cylinder | contains the phloem and xylem which transports sugar and dissolved nutrients to the plant |