Search Results - "Herbel, M.J."

Arsenic speciation and accumulation in evapoconcentrating waters of agricultural evaporation basins by Gao, S., Ryu, J., Tanji, K.K., Herbel, M.J.

“…To sustain agricultural productivity, evaporation basins (or ponds) have been widely used for the disposal of agricultural drainage in areas requiring…”
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Chemical status of selenium in evaporation basins for disposal of agricultural drainage by Gao, S., Tanji, K.K., Dahlgren, R.A., Ryu, J., Herbel, M.J., Higashi, R.M.

“…Evaporation basins (or ponds) are the most commonly used facilities for disposal of selenium-laden saline agricultural drainage in the closed hydrologic basin…”
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Selenium isotope ratios as indicators of selenium sources and oxyanion reduction by Johnson, Thomas M., Herbel, Mitchell J., Bullen, Thomas D., Zawislanski, Peter T.

“…Selenium stable isotope ratio measurements should serve as indicators of sources and biogeochemical transformations of Se. We report measurements of Se isotope…”
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Sorption processes affecting arsenic solubility in oxidized surface sediments from Tulare Lake Bed, California by Gao, S., Goldberg, S., Herbel, M.J., Chalmers, A.T., Fujii, R., Tanji, K.K.

“…Elevated concentrations of arsenic (As) in shallow groundwater in Tulare Basin pose an environmental risk because of the carcinogenic properties of As and the…”
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Evaluation of Chemical Amendments for pH and Redox Stabilization in Aqueous Suspensions of Three California Soils by Herbel, M.J, Suarez, D.L, Goldberg, S, Gao, S

“…Many chemically and biologically important trace element, heavy metal, and organic contaminant reactions in soils are constrained by pH and redox conditions…”
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Speciation of selenium(IV) and selenium(VI) using coupled ion chromatography--hydride generation atomic absorption spectrometry by Goldberg, S, Martens, D.A, Foster, H.S, Herbel, M.J

“…A simple method was developed to speciate inorganic Se in the microgram L(-1) range using coupled ion chromatography-hydride generation atomic absorption…”
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Trace Element (Se, As, Mo, B) Contamination of Evaporites in Hypersaline Agricultural Evaporation Ponds by Ong, Colin G., Herbel, Mitchell J., Dahlgren, Randy A., Tanji, Kenneth K.

“…Disposal of saline drainage waters containing elevated concentrations of the trace elements Se, As, B, and Mo poses a severe environmental hazard in the…”
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Acidification effects on trace element chemistry in agricultural evaporation pond sediments by Herbel, M.J. (Univ. of California, Davis.), Dahlgren, R.A, Tanji, K.K, Gao, S

“…Evaporation ponds have been used to dispose of saline agricultural drainage waters in the western San Joaquin Valley of California for approximately 20 yr…”
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Salt deposits in evaporation ponds: an environmental hazard? by K Tanji, C Ong, R Dahlgren, M Herbel

“…Only one-fifth of the drainage-impacted lands in the San Joaquin Valley's west side discharge their irrigation return flows into the San Joaquin River. One…”
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