Physiology of StomataMcGraw-Hill, 1968 - 178 pagina's |
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Pagina 56
... diffusion but also by a form of cytoplasmic transport based on streaming movements , which would partly offset the slowness of diffusion in the liquid phase . The resistance of diffusion paths , the ' End Correction ' and ' Effective ...
... diffusion but also by a form of cytoplasmic transport based on streaming movements , which would partly offset the slowness of diffusion in the liquid phase . The resistance of diffusion paths , the ' End Correction ' and ' Effective ...
Pagina 57
... resistance inside the stomatal tube we have : Δρ Resistance tube = = cm Da4p / l Da cm2 s − 1 cm2 = S cm - 3 ( 4 ) Then , using eq . ( 3 ) for the end effects , i.e. ... diffusion coefficient , D 57 THE THEORY OF DIFFUSION THROUGH STOMATA.
... resistance inside the stomatal tube we have : Δρ Resistance tube = = cm Da4p / l Da cm2 s − 1 cm2 = S cm - 3 ( 4 ) Then , using eq . ( 3 ) for the end effects , i.e. ... diffusion coefficient , D 57 THE THEORY OF DIFFUSION THROUGH STOMATA.
Pagina 60
... resistance of the diffusion path in the air space system of the leaf , ( 1 / DA ) L , is about 0-0012 s cm - 3 , that of the external diffusion path , ( 1 / DA ) πD / 8 , amounts to about 0.2 s cm - 3 ( or if we use the term πD0-6 / 8 ...
... resistance of the diffusion path in the air space system of the leaf , ( 1 / DA ) L , is about 0-0012 s cm - 3 , that of the external diffusion path , ( 1 / DA ) πD / 8 , amounts to about 0.2 s cm - 3 ( or if we use the term πD0-6 / 8 ...
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