Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Klaus Winter1,2

  • 1Fachbereich Biologie der Technischen Hochschule Darmstadt, Darmstadt, Deutschland.

Oecologia
|March 18, 2017
PubMed
Summary

This study on halophytes Mesembryanthemum nodiflorum and Suaeda maritima found that while high salt (NaCl) concentrations stimulate growth, net CO2 uptake decreases per unit of plant mass but remains linked to chlorophyll content, indicating salinity

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Testing the carbon starvation hypothesis using a late-successional neotropical tree species with green photosynthetic stems.

Plant physiology·2026
Same author

Leaf heat tolerance acclimation to warming in tropical tree species is not affected by vapor pressure deficit.

Functional plant biology : FPB·2026
Same author

Warming effects on floral volatile organic compounds and plant-pollinator interactions in tropical ecosystems.

Annals of botany·2026
Same author

High-temperature acclimation of photosystem II in land plants.

The New phytologist·2025
Same author

Photosynthetic responses to temperature across the tropics: a meta-analytic approach.

Annals of botany·2024
Same author

The stomatal response to vapor pressure deficit drives the apparent temperature response of photosynthesis in tropical forests.

The New phytologist·2024

Area of Science:

  • Plant Physiology
  • Ecology
  • Biochemistry

Context:

  • Halophytes are plants adapted to saline environments.
  • Understanding plant responses to salinity is crucial for agriculture and ecosystem management.
  • Sodium chloride (NaCl) is a primary abiotic stressor in many ecosystems.

Purpose:

  • To investigate the effects of varying NaCl concentrations on the growth and CO2 gas exchange of two distinct halophytes: Mesembryanthemum nodiflorum and Suaeda maritima.
  • To determine the optimal salinity levels for growth in these species.
  • To analyze the relationship between salinity, plant biomass, chlorophyll content, and net CO2 assimilation.

Summary:

  • Mesembryanthemum nodiflorum exhibited optimal growth at 100-200 mM NaCl, while Suaeda maritima growth was stimulated up to 400 mM NaCl.
  • Net CO2 uptake per unit of fresh or dry weight decreased with increasing salinity in both species.
  • However, net CO2 uptake per milligram of chlorophyll showed a positive correlation with plant productivity across different salinity levels.

Impact:

  • Provides insights into the differential salt tolerance mechanisms of halophytes.
  • Highlights the importance of considering chlorophyll content when assessing photosynthetic efficiency under saline conditions.
  • Informs strategies for cultivating salt-tolerant crops and managing vegetation in coastal or arid regions.

Related Experiment Videos