[ نُشرت في: Pollution ]
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النتائج 111 - 120 من 238
The estimation of pollution damage
1976
Saunders, Peter John Williams
National Agricultural Library - United States of America
Biological assessment of water quality in three British rivers: the North Esk (Scotland), the Ivel (England) and the Taf (Wales)
1976
Balloch, D. (Applied Hydrobiol. Sect., Dep. of Biol. Sci., Aston Univ., Birmingham (UK)) | Davies, C.E. | Jones, F.H.
European Union - Belgium
Oxygen-activated-sludge systems. 2. UK work on the use of oxygen in the treatment of waste water, associated with the CCMS advanced waste water treatment project
1976
Banks, N. (Directorate General Water Engineering, Dep. of the Environment, London (UK))
European Union - Belgium
Current research in Finland into the effects of air pollution
1976
Huttunen, S. (Oulu Univ. (Finland). Dept. of Botany)
Helsinki University Library - Finland
The construction, interpretation and use of lichen/air pollution maps
1976
Gilbert, O.L. (Sheffield Univ. (UK). Dept. of Landscape Architecture)
Helsinki University Library - Finland
Physiological and structural changes in reindeer lichens transplanted around a sulphite pulp mill [Finland]
1976
Ikonen, S. (Turku Univ. (Finland). Dept. of Botany) | Kaerenlampi, L. (Kuopio Univ. (Finland). Dept. of Envir. Hygiene)
Helsinki University Library - Finland
Lead content of the lichen Pseudevernia furfuracea in the urban area of Kuopio, central Finland
1976
Takala, K. | Olkkonen, H.
Helsinki University Library - Finland
