Subject index 1972 and author index 1972

Subject index 1972 and author index 1972

Subject Index 1972 Aeidolysis of phenylmercury compounds in water, 273 Accumulation mercury, by fresh water algae, 203, 251 by fresh water diatoms, ...

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Subject Index 1972

Aeidolysis of phenylmercury compounds in water, 273

Accumulation mercury, by fresh water algae, 203, 251 by fresh water diatoms, 203 by Selenastrum capricornutum, 251 by Synedra ulna, 203 Additive, to fuel, size of particles emitted from combustion engines, 209 Adenosine, N6-(A2-isopentenyl)-, reaction with bisulphite, 75 Air, see also Atmosphere clean, economics in Canada, 33 pollution effects on plants, Kautsky effect as sensitive proof, 187 quality, instrumental standards for regulation of visible emissions, 103 tropical forest, volatile organic components, 47 Aldehydes, reaction of O(3P) with propionaldehyde and acrolein in fast-flow system, 15 Aldrin distribution and metabolism in chlorella pyrenoidosa, 247

trans-4 ,5-dihydroxy-4,5dihydro-, improved preparation, 255 water soluble degradation products in soil, 191 Algae freshwater, mercury accumulation, 203, 251

growth in lakes, statistical treatment, 95 metabolism of pesticides, 247 Amines, inducing monocoitic behaviour in housefly, 39 Analysis estimation of 3,4-benzpyrene and 3;4-benzfluoranthene in environment, 83 lead in soil, 221 nitrogen dioxide determination, evaluation of JacobsHochheiser method, 43 trace elements in plants, 147 Anilide herbicides, hydroxylation by Rhizopus japonicus, 155 Animals, feeding on atrazine treated crops, 21 Antimony traces, estimations in food and plants, 147 Arochlor, synthesis of pure PCBisomers, 7 Arsenic traces, estimation in food and plants, 147 Asulam, effect on growth of algae, 11

Atmosphere DDT transport, 61 identification and estimation of dust in arid regions, 107 instrumental standards for regulation of visible emissions, 103 lead, plant uptake in S. California, 175 organic volatiles, energy source for microorganisms in the tropics, 47 ozone and nitrogen dioxide pollutants, photoreaction with dieldrin, 143

photochemical smog, correlation spectrometer front tracking measurements, 215 pollutants, effect on enzymatic activity of eye lens, 261 pollution, plume opacity measurements with hand-held photometer, 169 size and distribution of particles emitted from combustion engines, 209 SOz, photo-oxidation, 25 Atrazine, sheep and rat metabolism of ~*C residues in treated sorghum, 21 Automobile exhaust, size of particles, 209

Bacteria, effect of sulphur and mercury containing fungicides, 159 Barban, effect on growth of algae, 11 3,4-Benzfluotanthene, estimation, a universal method, 83 3,4-Benzpyrene, estimation, a universal method, 83 a-BHC, toxicity in mice, 153 -r-BHC, see Lindane Biodegradation, crude oil in sea-water, 119 Biologically active compounds, reaction of N6--(A2-isopentenyl) adenosine with bisulphite, 75 Biotransformation, see also Metabolism, hydroxylation of herbicides by Rhizopus japonicus, 155 Biphenyls, polychlorinated, synthesis and UV-irradiation, 7

ii

Chemosphere 1972

Bromine traces, estimation in plants and food, 147

Carcinogens, food contamination, and estimation, 83 Catalysis, Fe and Mn, volatilisation of nitrite nitrogen, 71 Chandram Palem basin, India, quality of drinking water, 227 Chlordan, trans-~*C, distribution and rearrangement in plants, 79 Chlordenechlorhydrine, chlordane metabolite in plants, 139

Economics, clean air in Canada, 33 Eeosphere, DDT contamination, 61 Emissions from combustion engines, size of particles, 209 visible, instrumental standards for regulations, 103 Emulsifiers, microbial for fuel oil, 51 Environment and man, 59 Enzymes, activity changes in eye lens due to environmental agents, 261 Eye lens, changes in enzymatic activity due to environmental agents, 261

Chlorella pyrenoidosa growth, effect of herbicides, 11 Kautsky effect, 187 Fenttton, effect on growth of algae, 11 Chloropropham, effect on growth of Fish algae, 11 estimation of trace elements, 147 Chromatography, column, mercuric protection by NTA not recomchloride interaction with wool, 267 mended, 113 Clophen, synthesis of pure PCB tuna liver homogenate, methylaisomers, 7 tion of mercury, 197 Combustion engines, emission and Food size of particles, 209 contamination by trans-chlordan, Contamination, DDT vaporisation, 61 79 Copper release from sediments by fish, mercury concentrations, 203 heptachlor contamination, 89 nitrilotriacetic acid, 113 Corynebacterium bydrocarboclastus, methylmercury in fish, 197 presence of polycyclic aromatic polymer production, 51 carcinogens, 83 Crustaceans, planktonic, acceptance of artificial particles, 133 trace elements, estimation, 147 Fuel, additives, size of particles emitted from combustion engines, 209 Fungi, biotransformation of DIYr residues and rearrangement of herbicides, 155 p,p'-DDT-~*C in higher plants, Fungicides, containing sulphur and mercury, effect on bacteria, 159 3 vaporisation and contamination, 61 DDT analogs DDE formation, 67 HCH isomers, hepatomas induced in residues and rearrangement of mice, 279 p_p'-DDE-14C, p,p'-DDD-14C Heptaehlor in higher plants, 3 distribution and metabolism in Dechlosimtion Chlorella pyrenoidosa, 247 chlorden, 125 distribution and rearrangement kelevan, 129 in plants, 89 UV-irradiation of hexachlorobiHerbicides phenyls, 7 effect on growth of Chlorella Dehydrochlorination, DDT, 67 pyrenoidosa, 11 Dehypochlorination, kelthane, 67 karsil hydroxylation by Rhizopus Diatoms, freshwater, accumulation of japonicus, 155 mercury, 203 Hexachlotocyelohexane, see HCH Dieldrin, improved preparation of metabolite trans-4,5-dihydroxy- Hydrocarbons, atmospheric monoterpenes, photochemical reactivity, 4,5-dihydroaldrin, 255 163 Dihydroxydihydroheptachlot, chlordane metabolite in plants, 139 Hydroclimatology, Chandram Palem basin, India, 227 Dust, natural and man-made, identifiHydrosphere, nitrogen loss, 71 cation and estimation in arid Hydroxylation, karsil by Rhizopus regions, 107 ]aponicus, 155

Insecticides aldrin, water soluble degradation products in soil, 191 chlordane, isolation and structure in plants of metabolites, 139 dieldrin, reaction with nitrogen dioxide and ozone in UV light, 143 heptachlor, distribution and rearrangement in plants, 89 Insects, moncoitic behaviour induced by amines, 39 Instrumental standards, visible emissions regulations, 103 Iron, release of ions from sediments by nitrilotriacetic acid, 113

Jacobs-Hochheiser, evaluation of method for NO 2 determination, 43

Kautsky effect, sensitive proof for air pollution effect on plants, 187 Kelevan, photodechlorination, 129 Kelthane, dehypochlorination, 67 Kerosene, microbial emulsifier, 51

Kinetics acid cleavage of phenylmercury compounds in water, 273 oxidation of crude oil in sea water. New approach to measurement, 119 reaction of O(3P) with aldehydes in fast-flow system, 15

Laser-Raman spectroscopy, meicuric chloride interaction with wool, 267

Lead distribution along a highway, 221 soil and atmospheric plant uptake in S. California, 175 Lindane, distribution and metabolism in Chlorella pyrenoidosa, 247 Lithosphere, nitrogen loss, 71

Mercury accumulation by Selenastrum capricornutum, 251 chemistry of phenylmercury compounds in aquatic environment, 273 containing fungicides, effect on bacteria, 159 reaction of mercuric chloride with wool, 267 traces, estimation in food and plants, 147

Chemosphere 1972

Metabolism aldrin, heptachlor, and lindane in Chlorella pyrenoidosa, 247 chlordane in plants, 139 DDT, 67 sheep and rat, ~4C-atrazine treated sorghum, 21

iii Oil

Scanning election microscopy, appli-

crude, rate of oxidation in seacation to identification and estiwater, new approach to mation of dust in arid regions, 107 measurement, 119 Sea water, rate of oxidation of crude, spills, microbial emulsifier, 51 oil, new approach to measurement, Oxidation rate, crude oil in seawater, 119 new approach to measurement, 119 Sediments, release of heavy metals by Metabolites nitrilotriacetic acid, 113 commercial BHC, carcinogenic Selenastrum capricornutum, mercury properties, 153 accumulation, 251 chlordane in plants, structure Pesticides Selenium traces, estimation in food elucidation, 139 aldrin, heptachlor, and lindane, and plants, 147 DDA, DBH and DDMU identificadistribution and rearrangement Smog tion in plants, 3 in Chlorella pyrenoidosa, 247 front tracking with correlation DDD, DDE, DDMU, 67 commercial BHC toxicity, 153 spectrometer, 215 DDT, DDE, DDD in higher plants, photochemical of aldehydes with Photochemistry, reactivity of atmos3 pheric monoterpene hydrocarbons, O(3P), 15 dieldrin, improved preparation of 163 Soil trans-4,5- dihydroxy-4,5Photodeehlorination, kelevan, 129 lead analysis, 221 dihydroaldrin, 255 Photoisomerlsation, chlorden, 125 plant uptake of lead in S. Califorkarsil, Rhizopus/aponicus, 155 Photometer, solar hand-held, plume nia, 175 Metals water soluble degradation products opacity measurements, 169 catalytic volatilisation of aqueous Photosynthesis, effect of air pollutants, of aldrin, 191 Statistics, growth of algae in lakes, 95 nitrite nitrogen, 71 187 Sulphites, adverse environmental estimation of traces in plants and Plankton food, 147 acceptance of arificial particles by effects, 75 heavy, release from sediments by crustacea, 133 Sulphur containing fungicides, effect NTA, 113 freshwater diatoms, accumulation on bacteria, 159 lead, distribution along a highway, of mercury, 203 Sulphur dioxide 221 Plants adverse environmental effects, 75 mercury accumulation by freshair pollution effects, Kautsky in air, photo-oxidation, 25 water plankton diatom, 203 effect as sensitive proof, 187 Synedra ulna,accumulation of methylation with liver homoheptachlor contamination, 89 mercury, 203 genate of tuna fish, 197 p,p'-DDT-14C, p - p ' - D D E - I * C , Methylation, mercury, with liver and p - p ' - D D D - ~ 4 C metahomogenate of tuna fish, 197 bolites in spinach and cabbage, Mice Techniques 3 carcinogenic effect of BHC-isomers trace elements, estimation, 147 analysing lead in soil, 221 and metabolites, 153 trans-chlordan, distribution and antibacterial action of fungicides, hepatomas induced by HCHrearrangement, 79 159 isomers, 279 uptake of soil and atmospheric apparatus for measuring bio-oxiMicro-organisms lead in S. California, 175 dation of crude oil in seawater, atmospheric organic volatiles as volatile terpenes, atmospheric 119 energy source in the tropics, 47 photochemical reactivity, 163 column chromatography and laser degradation of crude oil in sea Plumes, opacity measurements with Raman spectroscopy study water, 119 hand-held solar photometer, 169 interaction of wool with merMonocoitic behaviour, in house fly Pollution problems, 183 curic chloride, 267 induced by amines, 39 Propanil, effect on growth of algae, 11 correlation spectrometer for smog Monoterpene hydrocarbons, atmosPhoto-oxidation, gaseous SO 2 in air, 25 front tracking measurement, pheric photochemical activity, 163 l~ophane, effect on growth of 215 Musca domestica,monocoitic behavalgae, 11 estimation of 3,4-benzpyrene and iour induced by amines, 39 3,4-benzfluoranthene in environment, 83 isotope, to distinguish between Radicals, sulphite, reaction with bioplant uptake of lead from soil Nitrllotriaeetic acid, release of heavy and air, 175 logically active compounds, 75 metals from sediments, 113 Kautsky effect as sensitive proof Rearrangements Nitrites, nitrogen volatilisation, 71 heptachlor in food, 89 of air pollution on plants, 187 Nitrogen, loss from lithosphere and trans-chlordan in plants, 79 plume opacity measurements with hydrosphere, 71 Regulations, for visible emissions hand-held photometer, 169 instrumental standards, 103 Nitrogen dioxide determination, scanning election microscopy to evaluation of Jacob-Hochheiser Rhizopus /aponicus, hydroxylation identify and estimate dust, 107 of herbicide karsil, 155 Temora, artificial diets, 133 method, 43 Tin, traces, estimation in food and Nutrition, requixements of zoo plankplants, 147 ton, 133

iv Toxicity of fungicides on bacteria, 159

hexachlorobiphenyls in soln and solid phase, 7 estimation in food and plants, 147 kelevan, 129 Transehiorination of biphenyls in solution reaction of dieldrin with ozone and solid phase, 7 and nitrogen dioxide, 143 Tropics, atmospheric organic volatiles, 47 Tumours liver, induced by a-BHC, Water 153 3,4-benzpyrene and 3,4benzofluoranthene estimation, 83 drinking, quality in Chandram UV irradiation Pelam basin, India, 227 chlorden in soil and gas phase, 125 natural, acidolysis of phenyl-

Trace elements, As, Sb, Se, Hg, Sn, Br

Chemosphere 1972 mercury compds, 273 NTA concentrations release of heavy metals, 113 pollution, microbial emulsifier for "bunker C" fuel oil, 51 soluble degradation products of aldrin, 191 Wells, quality of drinking water, 227 Wool reaction with mercuric chloride, 267

Zinc, release from sediments by nitrilotriacetic acid, 113

Author Index 1972

Adams, T.S., Holman, M. and Nelson, D.R. Amines that induce monocoitic behaviour in the House Fly, Musca Domestica. 39 Allen, E.R., McQuigg, R.D. and Cadle, R.D. The photooxidation of gaseous sulfur dioxide in air, 25 Arndt, U. The Kautsky effect as a sensitive proof for air pollution effects on plants. 187

Bakke, .I.E., Shimabukuro, R.H., Davison, K.L. and Lamoureux, G.L. Sheep and rat metabolism of the insoluble 14C-residues present in ~4C-atrazine-treated sorghum. 21 Baughman, G.L. see Wolfe, N.L. 273 Bodfofd, C.T. and Harrod, R.K. (M/s). An improved preparation of trans4,5 -dihydroxy-4,5-dihydroaldrin a metabolite of HEOD (dieldrin) in mammals, insects and microorganisms. 255 Bieniek, D. see Kaul, R. 139 Bieniek, D. see Eisner, E. 247 Blacker, J.H. and Brief, R.S. Evaluation of the Jacobs-Hochheiser method for determining ambient nitrogen dioxide concentrations. 43 Brief, R.S. see Blacker, .I.H. 43 Bruening, M.L. see Wullstein, L.H. 71

Cadle, R.D., Lin, San San, and Hausman, R.F. Jr. The reaction of O(3P) with propionaldehyde and acrolein in a fast-flow system. 15 Cadle, R.D. see Allen, E.R. 25 Carson, W.V. see Zitko, V. 113 Collins, L.F. see Paukert, T.T. 169 Coons, .I.D. Instrumental standards for visible emissions regulations. 103 Courtwright, J.M. The economics of clean air in Canada. 33

Davison, K.L. see Bakke, J.E. 21

Edwards, W.H., Hill, A.C. and Ursenbach, W.O. Application of spanning electron microscopy to identification and estimation of natural and man-made dusts in arid regions. 107 Elmer, E., Bieniek, D., Klein, W. und Korte, F. Beitnige zur 6kologischen Chemie-LII. Verteilung und Umwandlung yon Aldrin-t4C, Heptachlor-~4C und Lindcn-14C in der Griinalge ChloreUa pyrenoidosa. 247 Enomoto, M. see Goto, M. 279

Feuillade, J. Application de la m~thode de l'analyse factorielle des correspondances ~ la

classification des lacs en fonction de leur degre d'eutrophie. 95 Filip, D.S. and Lynn, R.I. Mercury accumulation by the fresh water algae Selenastrum capricornutum. 251 Fish, R.H., Scherer, J.R., Marshall, E.C. and Kint, S. A column chromatography and laser Raman spectroscopy study of the interaction of mercuric chloride with wool. 267 Fishbein, L. see McKinney, J.D. 67 Freed, V.H., Haque, R. and Schmedding, D. Vaporisation and environmental contamination by DDT. 61 Fujita, M. and Hashizume, K. The accumulation of mercury by freshwater planktonic diatom. 203 Fttruichi, Y. see Hayatsu, H. 75

Gibbs, C.F. A new approach to the measurement of rate of oxidation of crude oil in seawater sysfems. 119 Gordon, J.A. see Wolfe, N.L. 273 Goto, M., Hattori, M. and Miyagawa, T. Beitr~/ge zur 6kologischen Chemie. Toxizit~it yon a - B H C in M~iusen. 153 Goto, M., Hattori, M., Miyagawa, T. und Enomoto, M. Beitr~ige zir ~,kologischen Chemi-II. HepatomaBildung in M~iusen nach Verabreichung yon HCH-Isomeren in hohen dosen. 279

vi Hansen, J.C. The effect of some sulphur and mercury containing fungicides on bacteria. 159 Hartod, R.K. (M/s). see Bedford, C.T. 255 Hashizume, K. see Fujita, M. 203 l-lattoti, M. see Goto, M. 153,279 Haque, R. see Freed, V.H. 61 Hausman, R.F. Jr. see Cadle, R.D. 15

Hayatsu, H., Wataya, Y., Futuichi, Y. and Kawazoe, Y. Reaction of bisulphate with N6-(A2-isopentenyl)adenosine. 75 Hill, A.C. see Edwards, W.H. 107 Hockwin, 0., Klein, W. and Korte, F. Beitr~ige zur/Skologischen ChemieLIII. Ver~inderung der Enzymaktivit~iten der Linse des Auges dutch Umweltchemikalien. 261 Hoiman, M. see Adams, T.S. 39 Hughes, L. see Pagni, P.J. 209 Hustert, K. und Korte, F. Beitr~ge zur tikologischen Chemie-XXXVIII x Synthese polychlorierter Biphenyle und ihre Reaktionen bei UVBestrahlung. 7 Hutton, R.E. see Rasmussen, R.A. 47 Hutzinger, O. see WallnOfer, P.R. 155

imusa, N., Pan, S.-K. and Uldta, T. (deceased). Methylation of inorganic mercury with liver homogenate of tuna fish. 197

Jagannadlm Sarma, V.V. and Subba Rao, C. Quality of drinking water in Chandram Palem Basin, India. 227 Jawed, T. see Jones, D.A. 133 Jones, D.A., Jawed, T. and Tily, P. The acceptance of artificial particles by planktonic crustacea. 133

Kaui, It., Bieniek, D. und Klein, W. Beitr~'ge zur ~Skologischen chemieXLVI. Isolierung und ldentifizierung yon Metaboliten des '4Ctrans-Chlordans aus weigkohl. 139 Kaul, R., Weisgerber, I. und Klein, W. Beitr~ige zur "okologischen ChemieXXXIX. Verteilung und Umwandlung yon trans-Chlordan-14C in Weisskohl und Mt~hren. 79 Kawazoe, Y. see Hayatsu, H. 75 Kint, S. see Fish, R.H. 267 Klein, W. see Elmer, E. 247 Klein, W. see Hoekwin, O. 261 Klein, W. see Kaul, R. 79, 139

Chemosphere 1972 Klein, W. see Moza, P. 191 Klein, W. see paflar, H. 129 Klein, W. see We~erber, I. 89 Klein, W. see Zimme~, M. 3 Knettig, E. see Zajic, J.E. 51 Korte, F. Was sind Umweltchemikalien, Welches ihre Probleme? 183 Ko~te, F. see Elmer, E. 247 Korte, F. see Hoekwin, O. 261 Kotte, F. see Hustert, K. 7 Korte, F. see Nagl, H.G. 143 Kotte, F. see Parlar, H. 125, 129 Korte, F. see Vollner, L. 147 Korte, F. see Weisgerber , I. 89

Lamoureux, G.L. see Bakke, J.E. 21 Langan, L.V. see Speding, R.B. 215 Larsen, R.G. Man and his environment. 59 Lin, San San, see Cadle, R.D. 15 Lynn, R.I. see Filip, D.S. 251

Marshall, E.C. see Fish, R.H. 267 McKlnney, J.D. and Fishbein, L. DDE formation: Debydrochlorination or dehypochlorination. 67 McQuig8, R.D. see Allen, E.R. 25 Miyagawa, T. see Goto, M. 153,279 Moza, P., Weisgerber, I. und Klein, W. Beitr~'ge zur 6kologischen Chemie-L. Auswaschen eines wasserloslichen Aldrin:4C-Abbau produkts aus Boden. 191

Rabinowitz, M. Plant uptake of soil and atmosphere lead in Southern California. 175

Rasmussen, R.A. and Hutton, R.S. Utilization of atmospheric organic volatiles as an energy source by microorganisms in the tropics. 47 Rasmussen, R.A. see Westberg, H.H. 163 Rosa, E.J. see paukert, T.T. 169

Safe, S. see Wall~Ofer, P.R. 155 Samsahl, K. see Vollner, L. 147 Scherer, J.R. see Fish, R.H. 267 Schmedding, D. see Freed, V.H. 6 l Schtamel, P. see Voilner, L. 147 Shimabukuso, R.H. see Bakke, J.E. 21 Siddiqi, 1. und Wagner, K.-H. Eine universale Methode zur Bestimmung von 3,4-Benzpyren und 3,4-Benzfluoranthen-Ausgewertet en Regenwasser, Sickerwasser und Weizenproben. 83 Sperling, R.B. and Lansan, L.V. Smog front tracking with a correlation spectrometer. 215 Subba Rao, C. see Jagannadha Sarma, V.V. 227

Tily, P. see Jones, D.A. 133

Ukita, T. (deceased) see lmura, N. 197 Utsenbach, W.O. see Edwards, W.H. 107 Nagl, H.G. und Korte, F. Beitr~/ge zur 6kologischen Chemie-XLVII. Reaktionen yon Dieldrin mit Stickstoffdioxyd und Ozon in Ultraviolettem Licht. 143 Nelson, D.R. see Adams, T.S. 39

pagni, P J . and Hughes, L. Size distributions of particles emitted from a model combustor. 209 Pan, S.-K. see Imura, N. 197 parlar, H. und Kotte, F. Beitr/ige zur 6kologischen Chemie-XLIV. Reaktonsverhalten yon chlorden in L6sung und in der gasphase bei UV-Bestrahlung. 125 Parlat, H., Klein, W. und Korte, F. Beitr~'ge zur okologischen Chemie-XVL. Photodechlorierungsreaktionen des Kelevan. 129 paukert, T.T., Rosa, E.J. and Collins, L.F. Plume opacity measurements with hand-held solar photometer. 169

Vandenabeele, W.J. and Wood, O.L. The distribution of lead along a line source (highway). 221 Voilner, L., Sehtamel, P., Samsahl, K. und Korte, F. Beitr~ige zur tikologischen Chemie-XLIX. Bestimmung einiger Spurenelemente in Pflanzen und Lebensmitteln. 147

Wagner, K.-H. see Siddiqi, I. 83 WallnOfer, P.R., Safe, S. und Hutzinget , O. Die Hydroxylation des Herbizids Karsil ( N - ( 3 , 4 Dichlorophenyl)- 2-methylpentanamid) durch Rhizopus japonicus. 155

Wataya, Y. see Hayatsu, H. 75 Weisgezber , I. see Kaul, R. 79

Chemosphere 1972 W e i ~ b ¢ ~ , i., Klein, W. und Korte, F. Beitr~'ge zur/Skologischen ChemieXLII. Verteilung und Umwandlung yon Heptachlor-14C in Weissekohl and Weizen. 89 Weisgctber, I. see Moza, P. 191 Westbetg, H.H. and Rasmussen, R.A. Atmospheric photochemical reactivity of monoterpene hydrocarbons. t63 Wolfe, N.L., Zepp, R.G., Gordon, J.A. and Baughman, G.L. Chemistry of phenylmercury compounds in

vii the aquatic environment. 273 Wood, O.L. see Vandenabeele, WJ. 221 Wright, S.J.L. The effect of some herbicides on the growth of

Chlorella Pyrenoidosa. 11 WuUstein, L.H. and Bruening, M.L. Volatilization of aqueous nitrite nitrogen catalyzed by transition metals. 71 Zajic, J.E. and Knettig, E. Microbial

emulsifier for "Bunker C" fuel oiL 51 Zepp, R.G. see Wolfe, N.L. 273 Zimm¢~, M. und Klein, W. Beitr/ige zur ~Skologischen Chemie-XXXVII. Rttckstandsverhalten und Umwandlung yon p,p'-DDT-~4C und seiner Analogen p,p'-DDE- ~4C und p,p'-DDD-~4C in ht~heren Pflanzen. 3 Zitko, V. and Carson, W.V. Release of heavy metals from sediments by nitrilotriacetic acid (NTA). 113