Results 71 to 80 of about 148,471 (296)

Japanese huchen Parahucho perryi: features of morphology, distribution, abundance, and biology

open access: yesИзвестия ТИНРО
Scientific literature data on systematic position, intraspecific differentiation, distribution, population dynamics, physiological features and some aspects of biology for japanese huchen Parahucho perryi are summarized.
O. V. Zelennikov
doaj   +1 more source

Estimating the rate of change in heavy rainfall intensity for flood control planning in Japan [PDF]

open access: yesProceedings of the International Association of Hydrological Sciences
Heavy rainfall leading to disasters is projected to intensify and become more frequent as the average global temperature continues to rise. To manage flood risk, flood control plans that account for future climate change are urgently needed in Japan.
Y. Maeda, T. Takeshita, M. Kawasaki
doaj   +1 more source

First record of Angarozonium aduncum (Mikhaljova in Mikhaljova & Basarukin, 1996) (Diplopoda, Polyzoniida, Polyzoniidae) from mainland Hokkaido, Japan [PDF]

open access: yesCheck List
Angarozonium aduncum (Mikhaljova in Mikhaljova & Basarukin, 1996) (Diplopoda, Polyzoniida, Polyzoniidae) is reported for the first time in mainland Hokkaido, Japan.
Natsuki Hirakizawa   +2 more
doaj   +3 more sources

First report of Sarcocystis pilosa sporocysts in feces from red fox, Vulpes vulpes schrencki, in Hokkaido, Japan

open access: yesInternational Journal for Parasitology: Parasites and Wildlife, 2020
Sarcocysts of various Sarcocystis spp. are highly prevalent in wild sika deer, Cervus nippon yesoensis, in Hokkaido, Japan, and four species have been identified based on morphological and molecular characteristics: S. ovalis, S. pilosa, S. tarandi-like,
Takao Irie   +5 more
doaj   +1 more source

Ontogenetic changes and sexual dimorphism in the cranium and mandible of the Atlantic walrus (Odobenus rosmarus rosmarus L.)

open access: yesThe Anatomical Record, EarlyView.
Abstract Walruses have been an important subsistence and cultural resource for humans and have been exploited for millennia across their distribution. This exploitation has contributed to severe declines in several populations and local extirpations.
Katrien Dierickx   +6 more
wiley   +1 more source

Large Igneous Province Record Through Time and Implications for Secular Environmental Changes and Geological Time‐Scale Boundaries

open access: yesGeophysical Monograph Series, Page 1-26., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
Richard E. Ernst   +8 more
wiley  

+3 more sources

Rethinking the Disappearance of Microblade Technology in the Terminal Pleistocene of Hokkaido, Northern Japan: Looking at Archaeological and Palaeoenvironmental Evidence

open access: yesQuaternary, 2020
Archaeological research, for several decades, has shown that various microblade technologies using obsidian and hard shale appeared and developed from the Last Glacial Maximum to the terminal Pleistocene (Bølling–Allerød–Younger Dryas) in Hokkaido ...
Jun Takakura
doaj   +1 more source

The Layout and Size of an Early Pre‐Pottery Neolithic B Small Settlement Revealed by Geophysical Prospection at Harbetsuvan Tepesi in Southeastern Anatolia

open access: yesArchaeological Prospection, EarlyView.
ABSTRACT In Upper Mesopotamia, the transition from the Pre‐Pottery Neolithic A (PPNA) to Pre‐Pottery Neolithic B (PPNB) period, ca. 10 800–10 600 cal. BP, is marked by a series of changes in chipped stone industries, architectural forms, symbolic objects, regional distribution of settlements and long‐distance exchange networks among others.
Toshihiro Tada   +7 more
wiley   +1 more source

Retinal adaptation of Japanese common squid (Todarodes pacificus Steenstrup) to light changes [PDF]

open access: yes, 1985
The response of retinae of the Japanese common squid (Todarodes pacificus Steenstrup) was recorded in relation to various light intensities. In the light-adapted eye of common squid, the black pigment ascends to the external limiting membrance of the ...
Hiroshi, Inada   +2 more
core  

Core-tube morphology of multiwall carbon nanotubes

open access: yes, 2009
The present paper investigates the cross-sectional morphology of Multiwalled Carbon Nanotubes (MWNTs) restrained radially and circumferentially by an infinite surrounding elastic medium, subjected to uniform external hydrostatic pressure.
HIROYUKI SHIMA   +5 more
core   +1 more source

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