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Composting and reed beds for aerobic treatment of livestock wastes
1993
Biddlestone, A.J. | Gray, K.R. | Thayanithy, K. (School of Chemical Engineering, University of Birmingham, PO Box 363, Edgbaston, Birmingham, B15 2 TT (United Kingdom))
The "Black Triangle". A general reader
1993
Pape, R. (comp.)
Ecology and pollution of Ganga River
1993
Khanna, Dev Raj
Aquaculture in warm brewery effluents: a way to upgrade the used waters, the waste-heat and by-products [fish culture, in Belgium with African catfish and European eel]
1993
Vriens, L. | Muylder, E. de (Seghers Engineering, Willebroek (Belgium)) | Eyben, D.
[Interest and limits of the use of sludges from wastewater treatment in agriculture]
1993
Perrin, D. (Faculte des Sciences Agronomiques de Gembloux (Belgium). Unite de Biologie Vegetale)
[Agricultural use of wastewaters from the agroindustrial sector]
1993
Xanthoulis, D. (Faculte des Sciences Agronomiques de Gembloux (Belgium). Unite d'Hydraulique Agricole)
Direct and Indirect effects and the Long-term Risks of Air Pollution on Forest Ecosystems:
1993
Skelly, J.M. (Pennsylvania State University, University Park (USA))
Tropospheric ozone is the most important single air pollutant of importance to forests in eastern United States. Both broadleaf and needled trees may suffer premature foliar senescence following even low ozone exposure years. Genetic sensitivity within species is likewise prevalent.
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