Yoshikawa Takashi

論文

Seasonal and vertical variations in phytoplankton photosynthetic parameters and primary production in Suruga Bay, Japan

Major and trace elements in the surface water of Tonle Sap Lake, Mekong River, and other tributary rivers in Cambodia

Primary Production, an Index of Climate Change in the Ocean: Satellite-Based Estimates over Two Decades

Nutrients, light and phytoplankton production in the shallow, tropical coastal waters of Bandon Bay, Southern Thailand

Microbial decomposition process of organic matter in sinking particles, resuspendable particles, and bottom sediments at a coastal fish farming area

Phytoplankton Distribution and Water Qualities in Coastal Aquaculture Area at Bandon Bay, Surat Thani Province

Dehydrogenase activity in the sediment of the cockle farm, Bandon Bay

Organic contents and pH profiles of sediments in cockle farm at Bandon Bay, Surat Thani Province

Current and future interdisciplinary collaborative researches on coastal ecosystems based on microelements and stable-isotope analyses

1. Trophic level analysis of set-net catch in Rayong coast, Gulf of Thailand

2. Food web structure of bivalves aquaculture in Bandon Bay, Southern Thailand

Planktonic processes contribute significantly to the organic carbon budget of a coastal fish-culturing area

Microbial mineralization of organic matter in sinking particles, bottom sediments and seawater in a coastal fish culturing area

A Laotian strain of the rotifer Brachionus angularis holds promise as a food source for small-mouthed larvae of freshwater fish in aquaculture

Influence of non-photosynthetic pigments on light absorption and quantum yield of photosynthesis in the western equatorial Pacific and the Subarctic North Pacific

Phytoplankton photosynthetic parameters and primary production in Japan Sea and the East China Sea: Toward improving primary production models

Application of the size-fractionation method to simultaneous estimation of clearance rates by heterotrophic flagellates and ciliates of pico- and nanophytoplankton

Spatial heterogeneity in photosynthesis-irradiance parameters of phytoplankton across a cyclonic eddy in the Antarctic Divergence zone along 140 degrees E

Short-term covariation of dissolved oxygen and phytoplankton photosynthesis in a coastal fish aquaculture site

共同研究・競争的資金等の研究課題

Contribution of fungoid protists Labyrinthulomycetes to planktonic food webs and biogeochemical cycles in marine ecosystem

Change elucidation of Coastal ecological resources and the human interdependence

Impact survey of the fisheries policy reform on both small-scale fishery and resource managements in Kingdom of Cambodia

Dynamics of suspended substances in coastal waters

Potential movement in the coastal zone of South east Asia

Studies on fertilization and feeding system of fish ponds utilizing agricultural residues

Studies on sustainable management of fisheries resources and aquatic environment in Southeast Asia