Physiology of StomataMcGraw-Hill, 1968 - 178 pagina's |
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Pagina 18
... chloroplasts , nor could a vacuole be found . In fact , the end - parts are of about the same diameter as a single ... Chloroplasts do occur in the epidermal cells of some leaves , but the presence of chloroplasts in practically all ...
... chloroplasts , nor could a vacuole be found . In fact , the end - parts are of about the same diameter as a single ... Chloroplasts do occur in the epidermal cells of some leaves , but the presence of chloroplasts in practically all ...
Pagina 19
... chloroplasts in guard cells have been used as an indicator of ploidy in plants . In sugar cane , for instance , 75 per cent of tetraploid plants have been found to have significantly greater numbers of chloroplasts in their guard cells ...
... chloroplasts in guard cells have been used as an indicator of ploidy in plants . In sugar cane , for instance , 75 per cent of tetraploid plants have been found to have significantly greater numbers of chloroplasts in their guard cells ...
Pagina 85
... chloroplasts could be the important factor . There is no direct evidence against this , but indirect evidence does not support it . In the experiments of Mansfield and Meidner ( see p . 79 ) the opening in blue light was enormously ...
... chloroplasts could be the important factor . There is no direct evidence against this , but indirect evidence does not support it . In the experiments of Mansfield and Meidner ( see p . 79 ) the opening in blue light was enormously ...
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