2 edition of Evaluation of calcium sensors in fresh- and saltwater found in the catalog.
Evaluation of calcium sensors in fresh- and saltwater
Gary K Ward
1979 by National Oceanic and Atmospheric Administration, National Ocean Survey, Test and Evaluation Laboratory, U.S. Environmental Protection Agency, Office of Energy, Minerals, and Industry, National Technical Information Service [distributor in Rockville, MD, Washington, DC, Springfield, Va .
Written in English
|Statement||by Gary K. Ward ; prepared for Office of Energy, Minerals, and Industry, Office of Research and Development, U.S. Environmental Protection Agency|
|Series||Interagency energy/environment R&D program report -- EPA-600/7-79-058, Research reporting series -- EPA-600/7-79-058|
|Contributions||United States. Environmental Protection Agency. Office of Energy, Minerals, and Industry, National Ocean Survey. Test and Evaluation Laboratory|
|The Physical Object|
|Pagination||ix, 27 p. :|
|Number of Pages||27|
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Get this from a library. Evaluation of calcium sensors in fresh- and saltwater. [Gary K Ward; United States. Environmental Protection Agency. Office of Energy, Minerals, and Industry.; National Ocean Survey. Test and Evaluation Laboratory.]. Calcium is necessary in plant and animal nutrition since it is an essential constituent of bones, shells and plant structures.
Calcium in water as carbonate is one of the primary components of water hardness which can cause pipe or tube scaling. The HI Calcium Checker HC is extremely simple to use/5(84).
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The present study applied Laser Ablation-Inductively Coupled Plasma-Mass Spectrometry (LA-ICP-MS) on a large number of natural and cultured pearls from saltwater and freshwater environments, which revealed that freshwater (natural and cultured) pearls contain relatively higher quantities of manganese (Mn) and barium (Ba) and lower sodium (Na), magnesium (Mg) and strontium (Sr) than saltwater Cited by: 1.
Kim et al. () estimated the tidal effects on variations of fresh-saltwater interface and groundwater flow on Jeju Island, Korea.
The periodic rise and fall of the tide water stage in the ocean. Drilling fluid carries the rock excavated by the drill bit up to the surface. Its ability to do so depends on cutting size, shape, and density, and speed of fluid traveling up the well (annular velocity).These considerations are analogous to the ability of a stream to carry sediment; large sand grains in a slow-moving stream settle to the stream bed, while small sand grains in a fast-moving.
The study evaluation of Dicentrarchus labrax meats and Beta vulgaris var. cicla vegetable quality in freshwater and saltwater aquaponic systems was the major aim of the study. Furthermore, given that in some cases the concentration of some nutrients (particularly iron, potassium and calcium) is insufficient to ensure correct plant development Cited by: 5.
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Since the mids, a second formation-evaluation technique, measurement while drilling (MWD) or logging while drilling (LWD), has developed. In this method, the logging sensors are imbedded in the thick-walled drill collars used at the bottom of the drill string (near the bit), and measurement of formation properties is done continuously.
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In fresh water zinc appears to be less toxic at high hardness for a variety of reasons, such as: 1) The ions contributing to hardness, primarily calcium and magnesium, are divalent and compete with zinc, which is also divalent, for sites of uptake and binding in biological tissues.
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