Physiology of StomataMcGraw-Hill, 1968 - 178 pagina's |
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Pagina 6
... elliptical shape . The most commonly occurring stomata are elliptical in shape and differentiate from a protodermal cell by division into two guard cells which soon assume their typical shape— like a bean in surface view . By separating ...
... elliptical shape . The most commonly occurring stomata are elliptical in shape and differentiate from a protodermal cell by division into two guard cells which soon assume their typical shape— like a bean in surface view . By separating ...
Pagina 11
... elliptical stoma shown as a perspective diagram , ( b ) transverse section through an elliptical stoma and the sub - stomatal cavity , ( c ) longitudinal section through one guard cell and the sub - stomatal cavity of an elliptical ...
... elliptical stoma shown as a perspective diagram , ( b ) transverse section through an elliptical stoma and the sub - stomatal cavity , ( c ) longitudinal section through one guard cell and the sub - stomatal cavity of an elliptical ...
Pagina 46
... elliptical - shaped stoma . Although the relationship does not hold at very small ( see p . 12 ) and at very large openings , it is a reasonable approximation to state that , for graminaceous stomata , diffusive conductance has a cube ...
... elliptical - shaped stoma . Although the relationship does not hold at very small ( see p . 12 ) and at very large openings , it is a reasonable approximation to state that , for graminaceous stomata , diffusive conductance has a cube ...
Inhoudsopgave
MORPHOLOGY AND PHYSIOLOGY OF STOMATAL CELLS | 1 |
THE MEASUREMENT OF Stomatal APERTURE | 26 |
THE THEORY OF DIFFUSION THROUGH STOMATA | 49 |
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acid air space system antitranspirants blue light carbon dioxide cause stomatal closure cent changes in stomatal chlorophyll chloroplasts cm² CO₂ CO2 concentration CO2-compensation point CO2-free air cobalt chloride paper darkness degree of opening density diameter diffusion path diffusive flow effective length endogenous rhythms energy epidermal cells epidermal strips evidence experiments glucose-1-phosphate glycollate guard cells Heath hydrolysis illumination leaf light intensity liquid phase mannitol manometer Mansfield mbar measured mesophyll metabolic Mouravieff night opening normal observations occur onion opening and closing osmotic oxidative phosphorylation oxygen photophosphorylation photosynthesis plants plasmolysed porometer pressure rate of diffusion rate of photosynthesis reaction reduced resistance to diffusion shown solution Stålfelt's starch content stomatal aperture stomatal behaviour stomatal control stomatal mechanism stomatal movements stomatal opening stomatal pores stomatal resistance stomatal tube subsidiary cells temperature increase tissue turgor uptake Vicia faba water deficit water vapour Xanthium pennsylvanicum Zelitch