Search Results - "O'Brien, D M"

Static Scaling and the Evolution of Extreme Canine Size in a Saber-Toothed Cat (Smilodon fatalis) by O’Brien, D M

“…Abstract The canines of saber-toothed cats are a classic example of an extreme morphology, yet important questions pertaining to their evolution remain…”
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The utility of remotely sensed CO2 concentration data in surface source inversions by Rayner, P. J., O'Brien, D. M.

“…This paper aims to establish the required precision for column‐integrated CO2 concentration data to be useful in constraining surface sources. We use the…”
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Replacing Fallow with Continuous Cropping Reduces Crop Water Productivity of Semiarid Wheat by Aiken, R. M., O’Brien, D. M., Olson, B. L., Murray, L.

“…Water supply frequently limits crop yield in semiarid cropping systems; water deficits can restrict yields in drought‐affected subhumid regions. In semiarid…”
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Feeding ecologies of key bivalve and polychaete species in the Bering Sea as elucidated by fatty acid and compound-specific stable isotope analyses by Oxtoby, L. E., Budge, S. M., Iken, K., O’Brien, D. M., Wooller, M. J.

“…We characterized the feeding ecologies of common bivalves Macoma calcarea, Nuculana radiata, and Ennucula tenuis, and polychaetes Leitoscoloplos pugettensis…”
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Resource partitioning between Pacific walruses and bearded seals in the Alaska Arctic and sub-Arctic by Oxtoby, L. E., Horstmann, L., Budge, S. M., O’Brien, D. M., Wang, S. W., Schollmeier, T., Wooller, M. J.

“…Climate-mediated changes in the phenology of Arctic sea ice and primary production may alter benthic food webs that sustain populations of Pacific walruses…”
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influence of diet and water on the stable oxygen and hydrogen isotope composition of Chironomidae (Diptera) with paleoecological implications by Wang, Yiming V, O'Brien, D. M, Jenson, J, Francis, D, Wooller, M. J

“…Stable oxygen and hydrogen isotope analyses of fossil aquatic organisms, such as the chitinous head capsules of chironomid larvae (Chironomidae: Diptera), are…”
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Global observations of the carbon budget, 2, CO2 column from differential absorption of reflected sunlight in the 1.61 μm band of CO2 by O'Brien, D. M., Rayner, P. J.

“…This paper investigates the impact of uncertainty in atmospheric composition and state upon the feasibility of measuring the CO2 column from spectral analysis…”
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Allocation of Larval and Adult Resources to Reproduction in a Fruit-Feeding Butterfly by Fischer, K., O'Brien, D. M., Boggs, C. L.

“…1. The source of nutritional resources allocated to reproduction strongly influences reproductive and foraging strategies. While we are beginning to understand…”
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Pollen feeding in the butterfly Heliconius charitonia: isotopic evidence for essential amino acid transfer from pollen to eggs by O'Brien, D. M., Boggs, C. L., Fogel, M. L.

“…C of egg essential amino acids indicated a transfer of essential amino acids from pollen to butterfly eggs. However, the δ…”
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Sensitivity of remotely sensed trace gas concentrations to polarisation by O'Brien, D M, Polonsky, I N, Kumer, J B

“…Current and proposed space missions estimate column-averaged concentrations of trace gases (CO2, CH4 and CO) from high resolution spectra of reflected sunlight…”
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Visual Form-Processing Deficits in Autism by Spencer, Janine V, O'Brien, Justin M D

“…People with autism have a number of reported deficits in object recognition and global processing. Is there a low-level spatial integration deficit associated…”
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Characteristics and radiative impact of the aerosol generated by the Canberra firestorm of January 2003 by Mitchell, R. M., O'Brien, D. M., Campbell, S. K.

“…The extensive fires in southeastern Australia in January 2003 culminated in the Canberra firestorm of 18 January. The fires generated a pall of smoke that…”
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The importance of communication in secondary fragility fracture treatment and prevention by MEADOWS, L. M, MRKONJIC, L. A, O'BRIEN, M. D, TINK, W

“…We report on a Canadian longitudinal qualitative case study of midlife women with fragility fractures, their treating orthopaedic surgeons and family…”
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Management of epilepsy in women by O’Brien, M D, Gilmour-White, S K

“…There are many aspects to the management of epilepsy in women related to their role in reproduction. Some of these need to be considered in adolescents, some…”
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A protocol for preparing subfossil chironomid head capsules (Diptera: Chironomidae) for stable isotope analysis in paleoclimate reconstruction and considerations of contamination sources by Wang, Y., Francis, D. R., O’Brien, D. M., Wooller, M. J.

“…Several techniques are available to examine the isotopic composition of historic lake waters, providing data that can subsequently be used to examine…”
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Scattering layer statistics from space borne GLAS observations by Breon, F M, O'Brien, D M, Spinhirne, J D

“…Cloud and aerosol layers detected by the space borne Geoscience Laser Altimeter System (GLAS) are used to derive statistics of clear and almost clear…”
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The relation between Normalized Difference Vegetation Index and vegetation moisture content at three grassland locations in Victoria, Australia by Dilley, A. C., Millie, S., O'Brien, D. M., Edwards, M.

“…The supposition that, for most practical purposes, a single, generic, widely applicable relation exists between Normalized Difference Vegetation Index (NDVI)…”
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Brain Areas Sensitive to Coherent Visual Motion by Braddick, Oliver J, O'Brien, Justin M D, Wattam-Bell, John, Atkinson, Janette, Hartley, Tom, Turner, Robert

“…Detection of coherent motion versus noise is widely used as a measure of global visual-motion processing. To localise the human brain mechanisms involved in…”
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Metabolic adaptations to heat stress in growing cattle by O’Brien, M.D., Rhoads, R.P., Sanders, S.R., Duff, G.C., Baumgard, L.H.

“…To differentiate between the effects of heat stress (HS) and decreased dry matter intake (DMI) on physiological and metabolic variables in growing beef cattle,…”
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The rumination syndrome: clinical features rather than manometric diagnosis by O'Brien, M D, Bruce, B K, Camilleri, M

“…Rumination is infrequent in adults of normal mental capacity. Upper gastrointestinal manometry reportedly confirms the diagnosis. Clinical characteristics,…”
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