Losses of nitrogen, phosphorus and potassium from agricultural watersheds of minor rivers in the Oka Valley V. N. KudeyarovV. N. BashkinA. Yu. Kudeyarova OriginalPaper Pages: 267 - 276
Acidification of surface waters in two areas of the Eastern United States Douglas A. BurnsJames N. GallowayGeorge R. Hendrey OriginalPaper Pages: 277 - 285
Effects of SO2 exposure on carbohydrate contents, phytomass and caloric values of wheat plants B. J. PrasadD. N. Rao OriginalPaper Pages: 287 - 291
The adsorption characteristics of soils and removal of cadmium and nickel from wastewaters Muhammad SadiqTahir H. Zaidi OriginalPaper Pages: 293 - 299
Comparison of five different methods for measuring biodegradability in aqueous environments Jeffrey L. MeansSandra J. Anderson OriginalPaper Pages: 301 - 315
Groundwater quality in Visakhapatnam Basin, India V. V. Jagannadha SarmaA. Narayana Swamy OriginalPaper Pages: 317 - 329
Microbial readjustment to new balance after influx change of organic material in marine dysphotic layer Humitake SekiNobuharu AoshimaC. S. Wong OriginalPaper Pages: 331 - 337
Analytical solutions for transport of conservative and nonconservative contaminants in groundwater systems J. Hoeks OriginalPaper Pages: 339 - 350
Sulfur constituents of sediments and their relationship to lake acidification M. J. MitchellD. H. LandersD. F. Brodowski OriginalPaper Pages: 351 - 359
Impairment of chlorophyll content in leaves ofDiospyros melanoxylon by fluoride pollution Bechu LalR. S. Ambasht OriginalPaper Pages: 361 - 365
Degradation of aromatics and saturates in crude oil by soil enrichments P. M. FedorakD. W. S. Westlake OriginalPaper Pages: 367 - 375
Comments on paper by R. C. Balling, Jr. and C. E. Reynolds, ‘the diurnal flux in the dispersion of sewage plant ordors” Hendrik Harssema BriefCommunication Pages: 377 - 378
Comments on paper by J. K. Ng'ang'a, ‘some aspects of frequency and stability wind roses in a tropical region’ Eugenio SanhuezaKathleen H. Octavio BriefCommunication Pages: 383 - 384
