abstract：:A series of eleven nitrogen-containing heterocyclic compounds, which may be potentially associated with aqueous effluents from coal conversion technologies, were examined to determine the relationships between their n-octanol/H2O partition coefficients, molecular weights, boiling points, and their toxicity monitored a...

journal_title：Archives of environmental contamination and toxicology

authors： Schultz TW,Cajina-Quezada M,Dumont JN

更新日期：1980-01-01 00:00:00

abstract：:A theoretical compartment model for the uptake of Cd and Zn by the freshwater crayfish, Procambarus acutus acutus (Girard), was constructed, and included a factorially designed experiment to study the relative importance of food and water as uptake vectors for 109Cd and 65 Zn. Food and water were important pathways fo...

journal_title：Archives of environmental contamination and toxicology

authors： Giesy JP,Bowling JW,Kania HJ

更新日期：1980-01-01 00:00:00

abstract：:Blood cholinesterase (CHE) activities and urinary dialkyl phosphate levels of five mixer-loaders and four mixer-loader applicators, using a closed-transfer system in conjunction with mixing-loading and application equipment, were monitored over a period of 18 weeks. Airborne pesticide residues in the breathing zone du...

journal_title：Archives of environmental contamination and toxicology

authors： Knaak JB,Jackson T,Fredrickson AS,Rivera L,Maddy KT,Akesson NB

更新日期：1980-01-01 00:00:00

abstract：:The activity of the enzyme delta-aminolevulinic acid dehydratase (ALA-D) was strongly depressed in erythrocytes, spleen and renal tissue of rainbow trouts (Salmo gairdnerii) exposed to sublethal levels of inorganic lead (10, 75 and 300 microgram Pb2+/L) for 30 days. The fish exposed to the highest lead concentration a...

journal_title：Archives of environmental contamination and toxicology

authors： Johansson-Sjöbeck ML,Larsson A

更新日期：1979-01-01 00:00:00

abstract：:The origin and fate of the gin waste residues of three chemicals--toxaphene, DEF, and paraquat--used frequently in cotton production in California were studied. Residues were determined for foliage and bolls in the live plants, for lint and seed in harvested seed cotton, and for gin waste and its lint and non-lint com...

journal_title：Archives of environmental contamination and toxicology

authors： Seiber JN,Winterlin WL,McChesney MM

更新日期：1979-01-01 00:00:00

abstract：:An enzyme which catalyzed the hydrolysis of crotoxyphos ((E)-1-phenylethyl 3-[(dimethoxyphosphinyl)oxy]-2-butenoate) was isolated from nonsterile and radiation-sterilized Chehalis clay loam with 1.5M Tris (2-(hydroxymethyl)-2-nitro-1,3-propanediol) and partially purified with lead acetate treatment. Two soil-g equival...

journal_title：Archives of environmental contamination and toxicology

authors： Getzin LW,Satyanarayana T

更新日期：1979-01-01 00:00:00

abstract：:Metallothioneins with differing Cd/Zn ratios were prepared in vitro from rat liver zinc-thionein by replacing zinc with cadmium and were injected intraperitoneally to female rats. The distribution of cadmium, zinc, and copper in the kidney supernatant fraction was determined using a Sephadex G-75 column. The distribut...

journal_title：Archives of environmental contamination and toxicology

authors： Suzuki KT,Takenaka S,Kubota K

更新日期：1979-01-01 00:00:00

abstract：:The fate of TCDD (2,3,7,8-tetrachlorodibenzo-p-dioxin) was studied by using aquatic sediment and lake water under laboratory conditions. Most of the TCDD was found in the sediment from which it slowly disappeared. Evaporation may be a major mode of disappearance of TCDD in samples incubated 39 days or more, with metab...

journal_title：Archives of environmental contamination and toxicology

authors： Ward CT,Matsumura F

更新日期：1978-01-01 00:00:00

abstract：:Static acute toxicity bioassays were conducted at 20 degrees C and 20 o/33 salinity with CdCl2-2 1/2 H20, K2CrO4, HgCl2, NiCl2-6H2O, and ZnCl2 using adults of starfish, Asterias forbesi; sandworm, Nereis virens; hermit crab, Pagurus longicarpus; softshell clam, Mya arenaria; mudsnail, Nassarius obsoletus; and mummicho...

journal_title：Archives of environmental contamination and toxicology

authors： Eisler R,Hennekey RJ

更新日期：1977-01-01 00:00:00

abstract：:Airborne pesticide residues were collected both within and downwind from a parathion-treated plum orchard by high volume sampling through XAD-4 macroreticular resin. Levels of paraoxon in excess of 100 ng/m3 were found in orchard air, along with parathion, during the early days of two 21-day sampling studies. Paraoxon...

journal_title：Archives of environmental contamination and toxicology

authors： Woodrow JE,Seiber JN,Crosby DG,Moilanen KW,Soderquist CJ,Mourer C

更新日期：1977-01-01 00:00:00

abstract：:A replicated field experiment was conducted at two locations to determine the disappearance of methomyl from flue-cured tobacco. Immediately after application, methomyl residues were 88 and 113 ppm at Clayton and 44 and 105 ppm at Reidsville, respectively, for 0.56 and 1.12 kg/ha application rates. After 5 days these ...

journal_title：Archives of environmental contamination and toxicology

authors： Leidy RB,Domanski JJ,Haire PL,Sheets TJ

更新日期：1977-01-01 00:00:00

abstract：:The degradation of ring-labeled 14C-phenthoate in a moist sandy loam and silty clay loam soil was studied. Phenthoate degradation was attributed to the action of extracellular heat-labile soil enzymes which converted to its carbon ester hydrolysis product, phenthoate acid. Thus, rate of phenthoate degradation was grea...

journal_title：Archives of environmental contamination and toxicology

authors： Iwata Y,Ittig M,Gunther FA

更新日期：1977-01-01 00:00:00

abstract：:Fish from western Lake Superior (1972-73) contained DDT and PCB residues at concentrations greater than o.1 ppm. The most predominant PCB's were those containing 3 to 6 chlorine atoms per molecule, and GLC data indicated that the mixtures were most like the commercial product Aroclor 1254(2). Other chlorinated contimi...

journal_title：Archives of environmental contamination and toxicology

authors： Veith GD,Kuehl DW,Puglisi FA,Glass GE,Eaton JG

更新日期：1977-01-01 00:00:00

abstract：:Acute toxicity tests of selenium dioxide were conducted for 96 to 336 hr in intermittent-flow bioassay systems using six species of freshwater fish. The decreasing order of species sensitivity was: fathead minnow, flagfish, brook trout, channel catfish, goldfish, and bluegil. Curves relating median lethal concentratio...

journal_title：Archives of environmental contamination and toxicology

authors： Cardwell RD,Foreman DG,Payne TR,Wilbur DJ

更新日期：1976-01-01 00:00:00

abstract：:Experimental data for the decay of acrolein approximated first order kinetics. The reaction continued to completion in local waters but in buffered solution (pH 5.1-8.6) an equilibrium was reached after reaction of about 92% of the acrolein. It is proposed that data presented on the effects of pH on decay of acrolein ...

journal_title：Archives of environmental contamination and toxicology

authors： Bowmer KH,Higgins ML

更新日期：1976-01-01 00:00:00

abstract：:6-Chloropicolinic acid is the sole detectable metabolite, other than carbon dioxide, arising from decomposition of 2-chloro-6-(trichloromethyl) pyridine in soil. The pyridine compound is a potent inhibitor of nitrification now in use with ammonium fertilizers. The purpose of this study was to evaluate the relative inf...

journal_title：Archives of environmental contamination and toxicology

authors： Meikle RW,Youngson CR,Hedlund RT,Goring CA,Addington WW

更新日期：1976-01-01 00:00:00

abstract：:Eighteen lichens from a variety of habitats were treated with 4-chlorobiphenyl (4-CB). All, as determined by means of radioactive tracers, were shown to partially convert 4-CB to 4-chloro-4'-hydroxybiphenyl. Only one species (Pseudocyphellaria crocata) produced a further major metabolite not previously reported, namel...

journal_title：Archives of environmental contamination and toxicology

authors： Maass WS,Hutzinger O

更新日期：1975-01-01 00:00:00

abstract：:The hazard of serious intoxication of agricultural field workers by organophosphate insecticide residues has led to the establishment of reentry intervals in California. In the attempt to extend this concept nationally, it has been found that there is a lack of relevant field data for setting of such standards. In an ...

journal_title：Archives of environmental contamination and toxicology

authors： Leffingwell JT,Spear RC

更新日期：1975-01-01 00:00:00

abstract：:Total mercury (Hg) was determined in milk, eggs, beef, pork, human head hair, soil and water obtained from four geographical areas of North Dakota. The sampling areas were selected on the basis of differences in prevalent agricultural practices, climate and topography. Statewide average Hg concentrations in ppb were m...

journal_title：Archives of environmental contamination and toxicology

authors： Sell JL,Deitz FD,Buchanan ML

更新日期：1975-01-01 00:00:00

abstract：:The occurrence of high concentrations of a PCB (Aroclor 1254) in the Pensacola estuary prompted field and laboratory studies by the Gulf Breeze Environmental Research Laboratory (EPA). Monitoring of the estuary indicates the chemical is present in all components--particularly in sediments and fishes. Residues appear t...

journal_title：Archives of environmental contamination and toxicology

authors： Nimmo DR,Hansen DJ,Couch JA,Cooley NR,Parrish PR,Lowe JI

更新日期：1975-01-01 00:00:00