Results 91 to 100 of about 166,060,240 (207)
The determination of par levels from absorption coefficient profiles at 490 nm
A model is presented that allows the prediction of percent photosynthetically available radiation (PAR) levels from measured profiles of the absorption coefficient at 490 nm in the Gulf of California. Percent PAR levels depend on the diffuse attenuation
AH Barnard +8 more
doaj +1 more source
ABSTRACT Background Olfactory neuroblastoma (ONB) exhibits variable recurrence patterns, with significant late recurrences occurring years after treatment. We investigated cutoff periods to define late recurrence and identified predictors that distinguish patients at risk of late recurrence from those considered cured.
Alexandria Harris +23 more
wiley +1 more source
Edwards Limestone, Recreational visit to the
Accompanied by 6 fold-outs : Map of Zilker Botanical Garden. Zilker Botaincal Garden Information and Zilker Botanical Garden Flower Show Schedule. Map of Zilker Nature Preserve. Map of Zilker Park.
Walker, Jennifer L.
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Atmospheric input and concentration of dissolved iron in the surface layer of the Gulf of California
A survey was conducted to determine the atmospheric input of particulate iron (Fep) and the factors and processes controlling the concentration and distribution of dissolved iron (Fed) in surface water (200 m) of the central Gulf of California ...
JA Segovia-Zavala +5 more
doaj +1 more source
Scaffold‐Free Living Cellular Structure With Omnidirectional Architectures
Hydrogel lumen confinement enables the direct formation of mechanically stable, scaffold‐free cellular filaments under entirely aqueous, phototoxicity‐free conditions. These processable living building blocks support omnidirectional assembly into complex three‐dimensional architectures, providing a simple and versatile platform for scaffold‐free ...
Jing Ma +7 more
wiley +1 more source
p. 399-476, [1] folded leaf of plates : ill., map ; 24 cm.Includes bibliographical references.List of publs. in the Scientific results of the expedition to the Gulf of California ... (zoological and botanical papers published and in preparation): p.
Townsend, Charles Haskins, 1859-1944. +1 more
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Continental rifting across the Southern Gulf of California [PDF]
.This study of continental rifting in the Gulf of California has two aims: 1. To better understand the tectonic evolution of the Gulf of California, and 2. To gain insight into continental rifting processes.
Sutherland, Fiona Helen
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Distribution and abundance of tonguefish larvae (Symphurus williamsi) were analyzed from collections made during ten oceanographic surveys in the Gulf of California between 1984 and 1988.
Gerardo Aceves-Medina +2 more
doaj +1 more source
This thesis reports on studies that have been carried out to better image the crustal and upper mantle shear velocity structure around the Gulf of California, Mexico. The Gulf of California forms a part of the plate boundary between the Pacific and North-
de Vos, D.
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The Gulf of California: Preliminary Discussion of the Cruise of the "E. W. Scripps" in February and March, 1939 [PDF]
Between February 13 and March 19, 1939, the "E. W. Scripps", the research vessel of the Scripps Institution of Oceanography, occupied 53 oceanographic stations in the Gulf of California, located on a number of lines across the ...
Sverdrup, H. U.
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