Search Results - "Osawa, Akira"

Seasonal patterns of fine root dynamics and their contribution to net primary production in hinoki cypress (Chamaecyparis obtusa) and konara oak (Quercus serrata) forests by An, Ji Young, Osawa, Akira

“…Key message Fine root and litterfall are major contributor of NPP and fine root production may reflect forest productivity in a warm-temperate forest in Japan…”
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Tree‐ring analysis and modeling approaches yield contrary response of circumboreal forest productivity to climate change by Tei, Shunsuke, Sugimoto, Atsuko, Yonenobu, Hitoshi, Matsuura, Yojiro, Osawa, Akira, Sato, Hisashi, Fujinuma, Junichi, Maximov, Trofim

“…Circumboreal forest ecosystems are exposed to a larger magnitude of warming in comparison with the global average, as a result of warming‐induced environmental…”
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Biomass and net primary productivity of mangrove communities along the Oligohaline zone of Sundarbans, Bangladesh by Kamruzzaman, Md, Ahmed, Shamim, Osawa, Akira

“…Background The article presents the first estimates of biomass and productivity for mangrove forests along the Oligohaline zone of the Sundarbans Reserve…”
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Decomposition rate of extraradical hyphae of arbuscular mycorrhizal fungi decreases rapidly over time and varies by hyphal diameter and season by Schäfer, Holger, Dannoura, Masako, Ataka, Mioko, Osawa, Akira

“…Understanding how extraradical mycorrhizal fungal hyphae (EMH) regulate the cycling and retention of plant-assimilated carbon (C) in forest soils requires…”
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A new approach to estimate fine root production, mortality and decomposition using litter bag experiments and soil core techniques by Osawa, Akira, Aizawa, Ryota

“…Aims A new approach is proposed to estimate fine root production, mortality, and decomposition that occur simultaneously in terrestrial ecosystems utilizing…”
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Soil conditions required for reaction wood formation of drunken trees in a continuous permafrost region by Fujii, Kazumichi, Yasue, Koh, Matsuura, Yojiro, Osawa, Akira

“…Black spruce trees lean to form "drunken" forest on degrading permafrost; however, the causes of tree leaning on continuous permafrost remain unclear. Leaning…”
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Litterfall production and fine root dynamics in cool-temperate forests by An, Ji Young, Park, Byung Bae, Chun, Jung Hwa, Osawa, Akira

“…Current understanding of litterfall and fine root dynamics in temperate forests is limited, even though these are the major contributors to carbon and nutrient…”
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Estimation of fine-root production using rates of diameter-dependent root mortality, decomposition and thickening in forests by Van Do, Tran, Osawa, Akira, Sato, Tamotsu

“…Current studies indicate that fine roots of different diameter classes show different rates of decomposition. This study developed a new method to estimate…”
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Recovery process of a mountain forest after shifting cultivation in Northwestern Vietnam by Van Do, Tran, Osawa, Akira, Thang, Nguyen Toan

“…The recovery process of fallow stands in the mountainous region of Northwestern Vietnam was studied, based on a chronosequence of 1–26-year-old secondary…”
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Mixed-Power Scaling of Whole-Plant Respiration from Seedlings to Giant Trees by Mori, Shigeta, Yamaji, Keiko, Ishida, Atsushi, Prokushkin, Stanislav G., Masyagina, Oxana V., Hagihara, Akio, Hoque, A. T. M. Rafiqul, Suwa, Rempei, Osawa, Akira, Nishizono, Tomohiro, Ueda, Tatsushiro, Kinjo, Masaru, Miyagi, Tsuyoshi, Kajimoto, Takuya, Koike, Takayoshi, Matsuura, Yojiro, Toma, Takeshi, Zyryanova, Olga A., Abaimov, Anatoly P., Awaya, Yoshio, Araki, Masatake G., Kawasaki, Tatsuro, Chiba, Yukihiro, Umai, Marjnah, Brown, James Hemphill

“…The scaling of respiratory metabolism with body mass is one of the most pervasive phenomena in biology. Using a single allometric equation to characterize…”
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Litterfall production, decomposition and nutrient accumulation in Sundarbans mangrove forests, Bangladesh by Kamruzzaman, Md, Basak, Kalayan, Paul, Sumonta K., Ahmed, Shamim, Osawa, Akira

“…Litterfall production and litter decomposition are the principal factors for controlling the functions of mangroves to store and cycle carbon and nutrients…”
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Evidence for the coupling of extraradical mycorrhizal hyphae production to plant C assimilation in Japanese warm-temperate forest of arbuscular mycorrhizal and ectomycorrhizal tree species by Schäfer, Holger, Ataka, Mioko, Dannoura, Masako, Osawa, Akira

“…In temperate and boreal forest, the production of extraradical mycorrhizal hyphae (EMH) is a major pathway for the plant – soil carbon (C) flux. For…”
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Species composition, biomass, and net primary productivity of mangrove forest in Okukubi River, Okinawa Island, Japan by Kamruzzaman, Md, Osawa, Akira, Deshar, Rashila, Sharma, Sahadev, Mouctar, Kamara

“…Species composition and productivity of mangrove forest at Okukubi River, Okinawa Island, Japan, were examined during a period from February 2010 to January…”
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Stand structure and carbon storage in the oligohaline zone of the Sundarbans mangrove forest, Bangladesh by Kamruzzaman, Md, Ahmed, Shamim, Paul, Sumonta, Rahman, Md. Mizanur, Osawa, Akira

“…A mangrove community along the oligohaline zone of the Sundarbans Reserve Forest (SRF), Bangladesh was selected to study stand structure, biomass accumulation,…”
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Land use patterns and tree species diversity in the Volta Geological Unit, Togo by Folega, Fousseni, Atakpama, Wouyo, Wala, Kperkouma, Mukete, Beckline, Shozo, Shibata, Akira, Osawa, Zhao, Xiu-hai, Akpagana, Koffi

“…The application of remote sensing in understanding tree species structural diversity and land use patterns relationship is imperative for reforestation and…”
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Radial Growth and Physiological Response of Coniferous Trees to Arctic Amplification by Tei, Shunsuke, Sugimoto, Atsuko, Liang, Maochang, Yonenobu, Hitoshi, Matsuura, Yojiro, Osawa, Akira, Sato, Hisashi, Fujinuma, Junichi, Maximov, Trofim

“…We describe the physiological responses of boreal conifers to climate change for the past 112 years using ring‐width and carbon isotope ratio (δ13C)…”
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Phenology and litterfall production of Bruguiera sexangula (Lour.) Poir. in the Sundarbans mangrove forests, Bangladesh by Kamruzzaman, Md, Paul, Sumonta K., Ahmed, Shamim, Azad, Md. Salim, Osawa, Akira

“…A large number of mangrove species are growing in the Sundarbans Reserve Forests (SRF), Bangladesh, yet little is known about their phenology. The aim of the…”
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CH4 and N2O dynamics of a Larix gmelinii forest in a continuous permafrost region of central Siberia during the growing season by Morishita, Tomoaki, Matsuura, Yojiro, Kajimoto, Takuya, Osawa, Akira, Zyryanova, Olga A., Prokushkin, Anatoly S.

“…Forest soils are generally sinks of CH4 and sources of N2O. To characterize the dynamics of these major greenhouse gases in central Siberia during the growing…”
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Fine root dynamics after soil disturbance evaluated with a root scanner method by Nakahata, Ryo, Osawa, Akira

“…Aims Fine root production in ecosystems has been estimated mainly by excavation methods that cause soil disturbance. In this study, patterns of fine root…”
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Size–mass allometry and biomass allocation of two larch species growing on the continuous permafrost region in Siberia by Kajimoto, Takuya, Matsuura, Yojiro, Osawa, Akira, Abaimov, Anatoly P., Zyryanova, Olga A., Isaev, Alexander P., Yefremov, Daniel P., Mori, Shigeta, Koike, Takayoshi

“…We examined size–mass allometry and biomass allocation of two larch species ( Larix gmelinii (Rupr.) Rupr. and Larix cajanderi Mayer) that grow on the…”
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