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

Diffuse light and wheat radiation-use efficiency in a controlled environment.

F Tubiello1, T Volk, B Bugbee

  • 1Center for Climate Systems Research, Columbia University, New York 10025, USA. cdfnt@giss.nasa.gov

Life Support & Biosphere Science : International Journal of Earth Space
|January 1, 1997
PubMed
Summary
This summary is machine-generated.

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

PKC-PKD-NFκB signaling induces cardiomyocyte t-tubule loss via a conserved macropinocytic mechanism.

Cardiovascular research·2026
Same author

[Peripheral regional anesthesia and analgesia: "the magnificent seven" for training].

Die Anaesthesiologie·2026
Same author

Spectrum of MRI findings in central nervous system affection in Lyme neuroborreliosis.

Scientific reports·2024
Same author

Effects of electro-mechanical uncouplers, hormonal stimulation and pacing rate on the stability and function of cultured rabbit myocardial slices.

Frontiers in bioengineering and biotechnology·2024
Same author

Objectively measured activity is not associated with average pain intensity 1 week after surgery: A cross-sectional study.

European journal of pain (London, England)·2024
Same author

Diagnostics and Therapy of Venous Thrombosis and Pulmonary Embolism. The revised AWMF S2k Guideline

VASA. Zeitschrift fur Gefasskrankheiten·2023

Spring wheat (Triticum aestivum L.) showed 40% higher radiation-use efficiency in growth chambers due to diffuse light. This suggests diffuse light can boost crop productivity beyond optimal field conditions.

Area of Science:

  • Agricultural Science
  • Plant Physiology
  • Crop Modeling

Background:

  • Radiation-use efficiency (RUE) is critical for crop productivity.
  • Field conditions often involve high direct radiation, potentially limiting canopy light penetration and RUE.
  • Controlled environments offer opportunities to investigate light quality effects on plant growth.

Purpose of the Study:

  • To compare the RUE of spring wheat under controlled versus field conditions.
  • To investigate the impact of light fraction (direct vs. diffuse) on RUE.
  • To model crop productivity under varying light conditions.

Main Methods:

  • Controlled growth chamber experiments with spring wheat (Triticum aestivum L., cv. Veery-10).
  • Field experiments under optimal growing conditions.
Keywords:
NASA Discipline Life Support SystemsNon-NASA Center

Related Experiment Videos

  • Simulations using the CERES-Wheat model, adapted for growth chamber conditions.

    • Main Results:

    • Spring wheat exhibited 40% higher RUE in growth chambers compared to optimal field conditions.
    • Simulations indicated that a higher fraction of diffuse light in growth chambers was responsible for increased RUE.
    • High photosynthetic photon flux (PPF) in the field, dominated by direct light, did not correlate with the highest RUE.

    Conclusions:

    • Diffuse light penetration into the canopy enhances RUE by optimizing light capture across leaf layers.
    • Controlled environments with high diffuse light fractions can achieve crop productivity exceeding optimal field conditions.
    • Manipulating light quality, specifically increasing diffuse radiation, presents a strategy for improving crop yields.