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Long-range transportation and deposition of chemical substances over the Northern Japan Alps mountainous area
mountain snow chemical components cross-border pollution acid snow anthropogenic contaminants
2017/4/11
The chemical compositions in the snow layers of vertical snow samples collected from six sites in the central mountainous
area, Japan, during early spring 2004 were analyzed to investigate the long-r...
Ten-year observation of sulfur isotopic composition of sulfate in aerosols collected at Tsuruoka, a coastal area on the Sea of Japan in northern Japan
long-term observation aerosol sulfate δ34S
2017/8/9
Atmospheric aerosol samples were collected from 1993 to 2003 at Tsuruoka, Japan, a coastal area on the Sea of Japan. Concentration of water-soluble chemical components and sulfur isotopic ratios of su...
Size distributions of dicarboxylic acids, ketoacids, α-dicarbonyls, sugars, WSOC, OC, EC and inorganic ions in atmospheric particles over Northern Japan: implication for long-range transport of Siberian biomass burning and East Asian polluted aerosols
atmospheric particles Northern Japan Siberian biomass burning and East Asian polluted aerosols
2010/8/13
To better understand the size-segregated chemical composition of aged organic aerosols in the western North Pacific rim, day- and night-time aerosol samples were collected in Sapporo, Japan during sum...
Effects of Riparian Deforestation on Habitat of Juvenile Masu Salmon (Oncorhynchus masou) in a Small Watershed,Northern Japan
habitat masu salmon maximum water temperature riparian deforestation woody debris
2009/8/24
To examine the effects of riparian deforestation on juvenile masu salmon (Oncorhynchus masou), I compared the salmon's habitat between an undisturbed watershed and a disturbed watershed where the ripa...
Predicting Chamges in Suitable Habitats for Beech (Fagus crenata Blume) Forests under Climate Warming in Shirakami Mountains World Natural Heritage Area,Northern Japan
altitudinal distribution classification tree model climate change scenarios predictive distribution model warmth index
2009/8/24
Suitable habitats for beech (Fagus crenata Blume) forests in the year 2100 were predicted in Shirakami Mountains, using a classification tree model and two climate change scenarios (RCM20 and CCSR/NIE...
Factors Affecting the Success of Cryptomeria japonica Plantations and Regeneration of Hardwoods in Plantations in a Snowy Region of Northern Japan
dwarf bamboo mixed-forest snow depth unsuccessful plantations zoning
2009/8/21
We evaluated the relationships of some environmental factors to the success of Cryptomeria japonica afforestation and the degree of regeneration of hardwoods in C. japonica plantations in three waters...
Present Status and Prospects of Everbearing Strawberry Breeding in Northern Japan
Present Status Prospects of Everbearing Strawberry Breeding Northern Japan
2009/7/9
Present Status and Prospects of Everbearing Strawberry Breeding in Northern Japan.
Selection of Rice Varieties Suitable for Direct Seeding under a Submerged Soil Condition by Using the Effective Thermal Index in Hokkaido, in Northern Japan
Cumulative air temperature Effective thermal index Grain-filling period Submerged direct-seeding
2009/7/8
The seeding date and heading date (HD) in direct seeding cultivation under a submerged soil condition were examined with three rice varieties at 27-40 sites of Hokkaido in 1999-2003. The effective th...
Grain Yield and Palatability of Rice Direct-seeded under Submerged Soil Condition in Hokkaido, in Northern Japan
Amylose content Direct seeding under submerged soil condition Grain yield Harvest index Protein content
2009/7/7
Grain Yield (GY), its components and palatability of rice direct-seeded under a submerged soil condition (direct-seeded rice, DSR) were compared with those of transplanted rice (TR) applying a simila...
Difference in the Quality of Glutinous Rice among Years and Areas, and the Factors Affecting the Quality in Hokkaido in Northern Japan
Hardenability of glutinous rice cake Air temperature during grain-filling Whiteness in polished rice Protein content Difference among years and areas
2009/7/7
In 2000—2003, the quality of glutinous rice, variety Hakuchou-mochi, was examined in six areas using 1044 samples, and hardenability of the rice cake was also examined using 86 samples. Furthermore, ...
Trichoptera fauna of the Kushiro Marsh, northern Japan, with particular references to the fauna of Lake Takkobu
the Kushiro Marsh Japan.
2009/4/1
2003-2006, the Trichoptera fauna of the Kushiro Marsh was studied in Lake Takkobu, Hokkaido, northern Japan, using chemical light, black light, Malaise trap and insect net. Adults of 52 species belong...
Detection of thiophanate-methyl-resistant isolates of Fusarium culmorum, a causal agent of Fusarium head blight on wheat, in Aomori Prefecture, northern Japan
benzimidazole resistance Fusarium culmorum Fusarium head blight wheat
2009/3/16
In 2002 and 2003, sensitivity to thiophanate-methyl (TM) of Fusarium spp. and Microdochium nivale, causal agents of Fusarium head blight, isolated from wheat in Aomori Prefecture was tested in vitro...
Acyclic hydrocarbons and ketones in cold-seep carbonates from central Hokkaido, northern Japan
anaerobic oxidation of methane biomarker cold-seep carbonate fossil chemosynthetic community isoprenoid ketones
2017/8/10
Limestones associated with fossil chemosynthetic biological communities are found in Tappu Kanajirizawa and Teshionakagawa Abeshinaigawa, central Hokkaido, northern Japan. They were studied to ascerta...