Search Results - "Hikosaka, Kouki"

Optimal nitrogen distribution within a leaf canopy under direct and diffuse light by HIKOSAKA, KOUKI

“…Nitrogen distribution within a leaf canopy is an important determinant of canopy carbon gain. Previous theoretical studies have predicted that canopy…”
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Optimality of nitrogen distribution among leaves in plant canopies by Hikosaka, Kouki

“…The vertical gradient of the leaf nitrogen content in a plant canopy is one of the determinants of vegetation productivity. The ecological significance of the…”
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With gratitude from the Editor-in-Chief of the Journal of Plant Research by Hikosaka, Kouki

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2020 Awards in the Journal of Plant Research by Hikosaka, Kouki

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New Year’s greetings 2020 from the Journal of Plant Research by Hikosaka, Kouki

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Temperature response of photosynthesis in C3, C4, and CAM plants: temperature acclimation and temperature adaptation by Yamori, Wataru, Hikosaka, Kouki, Way, Danielle A.

“…Most plants show considerable capacity to adjust their photosynthetic characteristics to their growth temperatures (temperature acclimation). The most typical…”
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Physiological validation of photochemical reflectance index (PRI) as a photosynthetic parameter using Arabidopsis thaliana mutants by Kohzuma, Kaori, Hikosaka, Kouki

“…Non-photochemical quenching (NPQ) is the most important photoprotective system in higher plants. NPQ can be divided into several steps according to the…”
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Linking remote sensing parameters to CO2 assimilation rates at a leaf scale by Hikosaka, Kouki, Tsujimoto, Katsuto

“…Solar-induced chlorophyll fluorescence (SIF) and photochemical reflectance index (PRI) are expected to be useful for remote sensing of photosynthetic activity…”
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Physiological and structural tradeoffs underlying the leaf economics spectrum by Onoda, Yusuke, Wright, Ian J., Evans, John R., Hikosaka, Kouki, Kitajima, Kaoru, Niinemets, Ülo, Poorter, Hendrik, Tosens, Tiina, Westoby, Mark

“…The leaf economics spectrum (LES) represents a suite of intercorrelated leaf traits concerning construction costs per unit leaf area, nutrient concentrations,…”
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Variations in leaf economics spectrum traits for an evergreen coniferous species: Tree size dominates over environment factors by Liu, Zhili, Hikosaka, Kouki, Li, Fengri, Jin, Guangze, Ostertag, Rebecca

“…Many leaf traits strongly vary with tree size and environmental factors, but the importance of these factors to intraspecific variations of leaf traits in…”
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Corrected photochemical reflectance index (PRI) is an effective tool for detecting environmental stresses in agricultural crops under light conditions by Kohzuma, Kaori, Tamaki, Maro, Hikosaka, Kouki

“…High-throughput detection of plant environmental stresses is required for minimizing the reduction in crop yield. Environmental stresses in plants have…”
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Estimating leaf photosynthesis of C3 plants grown under different environments from pigment index, photochemical reflectance index, and chlorophyll fluorescence by Tsujimoto, Katsuto, Hikosaka, Kouki

“…Photosynthetic rates vary depending on growth conditions, even within species. Remote sensing techniques have a great potential to predict the photosynthetic…”
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Dividing the pie: A quantitative review on plant density responses by Postma, Johannes A., Hecht, Vera L., Hikosaka, Kouki, Nord, Eric A., Pons, Thijs L., Poorter, Hendrik

“…Plant population density is an important variable in agronomy and forestry and offers an experimental way to better understand plant–plant competition. We made…”
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Competitive asymmetry in a forest composed of a shade-tolerant species depends on gap formation by Yamakawa, Masahiro, Onoda, Yusuke, Kurokawa, Hiroko, Oguro, Michio, Nakashizuka, Tohru, Hikosaka, Kouki

“…•Competitive asymmetry was investigated in a shade-tolerant tree-dominated forest.•Competitive asymmetry varied dynamically across the forest.•Size-asymmetric…”
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role of Rubisco and cell walls in the interspecific variation in photosynthetic capacity by Hikosaka, Kouki, Shigeno, Aki

“…Photosynthetic capacity is known to vary considerably among species. Its physiological cause and ecological significance have been one of the most fundamental…”
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The latitudinal and altitudinal variations in the biochemical mechanisms of temperature dependence of photosynthesis within Fallopia japonica by Machino, Satoshi, Nagano, Soichiro, Hikosaka, Kouki

“…•Temperature dependence of photosynthesis often varies not only among but also within a species, which may be a result of local adaptation.•We addressed the…”
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Modeling leaf CO2 assimilation and Photosystem II photochemistry from chlorophyll fluorescence and the photochemical reflectance index by Hikosaka, Kouki, Noda, Hibiki M.

“…We present a simple model to assess the quantum yield of photochemistry (ΦP) and CO2 assimilation rate from two parameters that are detectable by remote…”
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The effect of interspecific variation in photosynthetic plasticity on 4-year growth rate and 8-year survival of understorey tree seedlings in response to gap formations in a cool-temperate deciduous forest by Oguchi, Riichi, Hiura, Tsutom, Hikosaka, Kouki

“…Gap formation increases the light intensity in the forest understorey. The growth responses of seedlings to the increase in light availability show…”
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Intraspecific variations in leaf traits, productivity and resource use efficiencies in the dominant species of subalpine evergreen coniferous and deciduous broad‐leaved forests along the altitudinal gradient by Hikosaka, Kouki, Kurokawa, Hiroko, Arai, Takahisa, Takayanagi, Sakino, Tanaka, Hiroshi O., Nagano, Soichiro, Nakashizuka, Tohru, Satake, Akiko

“…Many studies have reported intraspecific variations in leaf functional traits, but their contribution to plant performance and ecosystem function are poorly…”
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The role of biomass allocation between lamina and petioles in a game of light competition in a dense stand of an annual plant by Yoshinaka, Kenta, Nagashima, Hisae, Yanagita, Yusuke, Hikosaka, Kouki

“…Models of plant three-dimensional (3-D) architecture have been used to find optimal morphological characteristics for light capture or carbon assimilation of a…”
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