Search Results - "Burau, R. G"

Environmental factors affecting rates of arsine evolution from and mineralization of arsenicals in soil by Gao, S. (Univ. of California, Davis, CA.), Burau, R.G

“…Arsenic (As) compounds are used as pesticides; As accumulation in soil is a concern. Arsenicals are subject to microbial reduction and methylation leading to…”
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Selenium Immobilization in Evaporation Pond Sediments by in Situ Precipitation of Ferric Oxyhydroxide by Manning, Bruce A, Burau, R. G

“…The development of an in situ chemical treatment to immobilize soluble selenium (Se) in drained evaporation pond sediments by amendment with ferrous iron,…”
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Effects of sulfate on selenate uptake and toxicity in the green alga Selenastrum capricornutum by Williams, M.J. (Univ. of California, Davis, CA.), Ogle, R.S, Knight, A.W, Burau, R.G

“…The effects of sulphate (3.3 and 33 mg per litre) on selenate (10 and 100 ug per litre) uptake and toxicity in the green alga Selenastrum capricornutum were…”
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Competing metal ion influences on Chromium (III) oxidation by birnessite by Fendorf, S.E, Zasoski, R.J, Burau, R.G

“…The oxidation of Cr(III) to Cr(VI) presents a significant environmental hazard due to the much greater mobility and toxicity of Cr(VI). Despite the importance…”
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Sorption and Sorptive Interaction of Cadmium and Zinc on Hydrous Manganese Oxide by Zasoski, R. J., Burau, R. G.

“…Adsorption of Zn, Cd, and Ca by δ‐MnO2 was measured at pH 4, 6, and 8 by a batch technique at steady‐state conditions. Fitting the data to Langmuir and…”
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Zinc uptake by corn as affected by vesicular-arbuscular mycorrhizae by FABER, BEN A., ZASOSKI, ROBERT J., BURAU, RICHARD G., URIU, KYOTO

“…Pot-grown mycorrhizal and non-mycorrhizal sweet corn were grown in a low Zn soil. All treatments received a complete nutrient solution with or without Zn…”
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Organic selenium distribution in selected California soils by Abrams, M.M. (Oregon Graduate Inst. of Science and Technology, Beaverton, OR), Burau, R.G, Zasoski, R.J

“…The distribution of organic Se was determined in seven soils from central California. Six of these soils (one Typic Pelloxerert, three Typic Torriorthents, one…”
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Aluminum-potassium and aluminum-calcium exchange equilibria in bulk and rhizosphere soil by Chung, J.B. (Res. Inst. of Industrial Science and Technology, Chunnam, Korea.), Zasoski, R.J, Burau, R.G

“…In drip-irrigated soil treated with high rates of NH4 fertilizer, acidification can be significant and the level of soluble Al may be high. Whether these…”
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Selenium in Arid and Semiarid Soils by Burau, R. G

“…Selenium is an essential element for many life forms but can cause toxicity when present at high levels in animal diets. The chemistry and particularly the…”
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Chromate generation by chromate depleted subsurface materials by CHUNG, Jong-Bae, BURAU, Richard G, ZASOSKI, Robert J

“…Soluble chromate concentrations as high as 200 μg Cr L^sup -1^ have been reported in water samples from monitoringwells tapping alluvial deposits allegedly…”
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National and local dietary impact of cadmium in south coastal California soils by Burau, R G

“…The south coastal area of California contains agricultural soils that are important producers of vegetables for the nation. Some of these soils contain…”
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Phosphoric acid, nitric acid, and hydrogen peroxide digestion of soil and plant materials for selenium determination by Dong, Allen, Rendig, V. V, Burau, R. G, Besga, G. S

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Polarographic estimation of aconitates in plant materials by Burau, R. G

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Lead Release from Smelter and Mine Waste Impacted Materials under Simulated Gastric Conditions and Relation to Speciation by Gasser, Ubald G, Walker, William J, Dahlgren, Randy A, Borch, Robert S, Burau, Richard G

“…Under acidic conditions in the stomach of humans, the nature of phases in contaminated solids significantly influence lead (Pb) release and bioaccessibility…”
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Kinetic and Equilibrium Studies of Boron Desorption from Soil by Griffin, R. A., Burau, R. G.

“…Kinetics of boron desorption from soil were determined using 0.05M mannitol solutions to create pseudo first‐order reaction conditions. The results showed two…”
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Chronic lead poisoning in horses by Knight, H D, Burau, R G

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Oxidation of Dimethylselenide by .delta.-MnO2: Oxidation Product and Factors Affecting Oxidation Rate by Wang, Bronwen, Burau, Richard G.

“…A study examined whether dimethylselenide can be abiotically oxidized by manganese oxide and measured the effect of experimental parameters on the oxidation…”
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A New Approach to Determination of Cation Exchange Capacity by Fernando, M. J., Burau, R. G., Arulanandan, K.

“…The dielectric dispersion (Δε0), defined as the difference in the dielectric constant of a sample measured at 3 × 106 Hz and at 75 × 106 Hz, was linearly…”
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The effect of pH on the uptake of cadmium by four plant species grown in flowing solution culture by HATCH, D.J., JONES, L.H.P., BURAU, R.G

“…Cadmium absorption and distribution in four plant species was studied using a system of flowing solution culture with cadmium added at 0.018 mmol m⁻³ and…”
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Thermodynamics of Copper(II)—Calcium Exchange on Bentonite Clay by El‐Sayed, M. H., Burau, R. G., Babcock, K. L.

“…Thermodynamic parameters were derived for the exchange reaction between Cu(II) and calcium on bentonite clay in systems essentially devoid of precipitation,…”
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