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Laboratory methods
Experimental techniques to analyze and test samples in a place equipped and designed for the work.
Subtopics:
Chemical analysis (60 items)
Core analysis (9 items)
Culturing (specimens) (1 items)
Faunal and floral census (microscopic) (3 items)
Grain-size analysis (3 items)
Isotopic analysis (23 items)
Meristics (1 items)
Microscopy (5 items)
Paleomagnetic analysis (3 items)
Plant and animal testing (5 items)
Therapeutic methods (2 items)
Tree ring analysis (1 items)
Camera calibration (1 items)
Age estimation methods (6 items)
Results 81 - 90 of 112 listed by similarity [list alphabetically]
Paleomagnetism analyses [More info]
Links to laboratory capabilities within the USGS for paleomagnetism and paleomagnetic and rock magnetic procedures for dating and determination of magnetic direction and polarity in samples with links to techniques, equipment, and contacts.
Paleontology at the U.S. Geological Survey [More info]
USGS Paleontology home page documenting the wide diversity in paleontologic studies and applications within the USGS.
Parking-lot sealcoat: A major source of PAHs in urban and suburban environments [More info]
Explanation of chemical contaminants released into aquatic environments by popular sealcoating compounds used in parking lots, with frequently-asked questions, links, and contact information.
Periodic table page [More info]
An "image map" periodic table and short notes about many isotopes and their applications to illustrate the uses of assorted isotopes in hydrology, geology, and biology.
Pesticide National Synthesis Project: national assessment of pesticides in streams, rivers, and ground water of the United States [More info]
An assessment of pesticides in national water resources, with links to national reports, national statistics, national data, pesticide use, analytical strategy, and standards for the U.S.
PDF Precambrian Time - The Story of the Early Earth [More info]
Explains what we know about the early history of the earth and how we study the deposits formed during that time to understand the formation of the earth and life.
PDF Protecting black-footed ferrets and prairie dogs against sylvatic plague [More info]
Development of vaccines and methods to deploy them, to reduce the threat of this serious illness on the population of these wild animals.
Publications on Techniques of Water-Resources Investigations [More info]
List of publications in the series Techniques of Water-Resources Investigations on the procedures for the planning and conducting of specialized research in water resources.
PDF Redox Conditions in Selected Principal Aquifers of the United States [More info]
Summarizes measurements of ground-water chemistry that affect the vulnerability of aquifers to contamination. Data are from aquifers throughout the conterminous US and Alaska.
Reservoir sediment studies in Kansas [More info]
Report of completed reservoir sediment studies in Kansas using a combination of bathymetric surveying, sediment coring, chemical analysis, and statistical analysis to understand the quantity and quality of deposited sediment.
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