Research Studies

Environmental and Human Safety of Major Surfactants, Volume 1. Anionic Surfactants, Part 4. Alpha Olefin Sulfonates

Author : SDA

An Investigation of Groundwater Contamination from an Onsite Sewage Disposal System at a Single Family Home in Florida, Phase 2 Report

Author : SDA

Acute Toxicity of Alkylbenzene Sulfonate to Hyalella Azteca in Sediment: Effect of Manipulation of Sediment Organic Content with Humic Acid

Author : SDA

Nitrapyrin-ammonium combination induces rapid multiplication of mixed cultures of the stalked bacterium Nevskia ramosa famintzin and other heterotrophic bacteria

Author : N. Kangatharalingam and John C. Piscu

Field Assessment of the Effects of Nutrient Removal on Phytoplankton Productivity and Biomass

Author : Walter K. Dodds and Clay Randel

Nutrient removal bioassay methods for assessment of the effects of decreased nutrient loading on phytoplankton communities in aquatic ecosystems

Author : SDA

Determination of Ethoxylated Alcohol Surfactants in Wastewater by Liquid Chromatography

Author : SDA

Heterocyst envelope thickness, heterocyst frequency and nitrogenase activity in Anabaena flos-aquae: influence of exogenous oxygen tension

Author : Kangatharalingam, N., John C. Priscu and Hans W. Paerl

Physiological indicators of nutrient deficiency in Cladophora (Chlorophyta) in the Clark Fork of the Columbia River, Montana

Author : Lohman, Kirk and John C. Priscu

Seasonal uptake and regeneration of inorganic nitrogen and phosphorus in a large oligotrophic lake: size-fractionation and antibiotic treatment

Author : Walter K. Dodds, John C. Priscu and Bonnie K. Ellis