Physiology of StomataMcGraw-Hill, 1968 - 178 pagina's |
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Pagina 17
... graminaceous stomata . In the guard cells of graminaceous stomata the wall structure is altogether different . Each guard cell has two thin - walled end - parts which are connected by a narrow tube with strongly thickened walls and a ...
... graminaceous stomata . In the guard cells of graminaceous stomata the wall structure is altogether different . Each guard cell has two thin - walled end - parts which are connected by a narrow tube with strongly thickened walls and a ...
Pagina 18
... graminaceous guard cells there is only one centrally placed strengthening ridge in the ventral wall , which confers great rigidity . Figure 1.6 ( c ) shows the configuration of the guard cell walls where the thickened dorsal and ventral ...
... graminaceous guard cells there is only one centrally placed strengthening ridge in the ventral wall , which confers great rigidity . Figure 1.6 ( c ) shows the configuration of the guard cell walls where the thickened dorsal and ventral ...
Pagina 46
... graminaceous type and 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 ...
... graminaceous type and 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 ...
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