Physiology of StomataMcGraw-Hill, 1968 - 178 pagina's |
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Pagina 20
... epidermal cells and can be observed by placing epidermal strips in neutral red dye , when it remains colourless . In the graminace- ous guard cells the nucleus is situated in the enlarged end - parts near the mouths of the connecting ...
... epidermal cells and can be observed by placing epidermal strips in neutral red dye , when it remains colourless . In the graminace- ous guard cells the nucleus is situated in the enlarged end - parts near the mouths of the connecting ...
Pagina 21
... cells Table 1.4 Osmotic pressures in bar and pH values of the vacuolar sap of guard cells and epidermal cells Guard cells Epidermal cells open closed open closed Author Veronica beccabunga 25 20 12 12 Mouravieff ( 97 ) Allium cepa 18 ...
... cells Table 1.4 Osmotic pressures in bar and pH values of the vacuolar sap of guard cells and epidermal cells Guard cells Epidermal cells open closed open closed Author Veronica beccabunga 25 20 12 12 Mouravieff ( 97 ) Allium cepa 18 ...
Pagina 22
... cells have been found to be more resistant to adverse conditions such as low temperatures and noxious vapours than other epidermal cells . During senescence , epidermal cells begin to deteriorate long before the guard cells . Guard cells ...
... cells have been found to be more resistant to adverse conditions such as low temperatures and noxious vapours than other epidermal cells . During senescence , epidermal cells begin to deteriorate long before the guard cells . Guard cells ...
Inhoudsopgave
MORPHOLOGY AND PHYSIOLOGY OF STOMATAL CELLS | 1 |
THE THEORY OF DIFFUSION THROUGH STOMATA | 49 |
STOMATAL RESPONSES TO ENVIRONMENTAL FACTORS | 69 |
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acid 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 intercellular space leaf light intensity liquid phase maize mannitol manometer Mansfield mbar measured mesophyll metabolic 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 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 walls water deficit water vapour Xanthium pennsylvanicum Zelitch