Results 31 to 40 of about 18,768 (252)

Density-Dependent Selection in Vesicular Stomatitis Virus [PDF]

open access: yesJournal of Virology, 2004
ABSTRACT We used vesicular stomatitis virus to test the effect of complementation on the relative fitness of a deleterious mutant, monoclonal antibody-resistant mutant (MARM) N, in competition with its wild-type ancestor. We carried out competitions of MARM N and wild-type populations at different multiplicities of infection (MOIs ...
Novella, Isabel   +2 more
openaire   +4 more sources

Evolutionary association of stomatal traits with leaf vein density in Paphiopedilum, Orchidaceae. [PDF]

open access: yesPLoS ONE, 2012
Both leaf attributes and stomatal traits are linked to water economy in land plants. However, it is unclear whether these two components are associated evolutionarily.In characterizing the possible effect of phylogeny on leaf attributes and stomatal ...
Shi-Bao Zhang   +5 more
doaj   +1 more source

Effect of Different Ratios of Red and Blue Light on Maximum Stomatal Conductance and Response Rate of Cucumber Seedling Leaves

open access: yesAgronomy, 2023
Light can regulate leaf stomatal development and movement, but the effects of different red-to-blue light mass ratios on leaf stomatal morphology and openness are not fully understood.
Xue Li   +7 more
doaj   +1 more source

Ferns are less dependent on passive dilution by cell expansion to coordinate leaf vein and stomatal spacing than angiosperms. [PDF]

open access: yesPLoS ONE, 2017
Producing leaves with closely spaced veins is a key innovation linked to high rates of photosynthesis in angiosperms. A close geometric link between veins and stomata in angiosperms ensures that investment in enhanced venous water transport provides the ...
Madeline R Carins Murphy   +2 more
doaj   +1 more source

Altered stomatal patterning accompanies a trichome dimorphism in a natural population of Arabidopsis

open access: yesPlant Direct, 2020
Trichomes are large epidermal cells on the surface of leaves that are thought to deter herbivores, yet the presence of trichomes can also negatively impact plant growth and reproduction.
Noriane M. L. Simon   +6 more
doaj   +1 more source

Investigating Morphological Characteristics in Ecotypes of 3 Alcea Species (Alcea Koelzii, A. Arbelensis, and A. Aucheri) under Different Growing Conditions [PDF]

open access: yesتاکسونومی و بیوسیستماتیک, 2020
Different species of Alcea L. are widely distributed in different regions of Iran. In the present study, macromorphological factors such as leaf characteristics, flower, plant height, and leaf micromorphological factors such as stomata and hairs in the ...
Keramatollah Saeidi   +4 more
doaj   +1 more source

RSD1 Is Essential for Stomatal Patterning and Files in Rice

open access: yesFrontiers in Plant Science, 2020
Stomatal density is an important factor that determines the efficiency of plant gas exchange and water transpiration. Through forward genetics, we screened a mutant rice stomata developmental defect 1 (rsd1-1) with decreased stomatal density and ...
Qi Yu   +9 more
doaj   +1 more source

Stomatal Ratio Showing No Response to Light Intensity in Oryza

open access: yesPlants, 2022
Stomata control carbon and water exchange between the leaves and the ambient. However, the plasticity responses of stomatal traits to growth conditions are still unclear, especially for monocot leaves.
Tiange Wang   +9 more
doaj   +1 more source

The response of Dundubia Manifera sound effects to changes in stomata density and stomata index of water spinach as information on the rate of photosynthesis [PDF]

open access: yesE3S Web of Conferences, 2023
Sound waves are vibrations that propagate through a medium. Sound waves can be applied to agricultural land as a technology that is often called Plant Acoustic Frequency Technology (PAFT).
Rahman Refpo   +3 more
doaj   +1 more source

A Stomatal Model of Anatomical Tradeoffs Between Gas Exchange and Pathogen Colonization

open access: yesFrontiers in Plant Science, 2020
Stomatal pores control leaf gas exchange and are one route for infection of internal plant tissues by many foliar pathogens, setting up the potential for tradeoffs between photosynthesis and pathogen colonization.
Christopher D. Muir
doaj   +1 more source

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