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Resultados 171-180 de 184
Pollution control with the risk of irreversible accumulation
1988
Conrad, Jon M.
National Agricultural Library - United States of America
Recent advances in ecology and environment
1988
Purohit, V. B.
National Agricultural Library - United States of America
Environmental pollution and its impact on the level of organism in the society
1988
Trivedi, R. N.
National Agricultural Library - United States of America
[Sanitary measures of roadside soils damaged by deicing salt]
1988
Duees, G. (Hamburg Univ. (Germany, F.R.). Inst. fuer Bodenkunde)
ZB MED Nutrition. Environment. Agriculture - Germany
[Wood biological studies on sanitary measures in Hamburg parks.-Registration of the vitality of beech, oak and lime trees in Hamburg parks]
1988
Gard, W. | Eckstein, D. | Petersen, A. | Bandermann, U.
ZB MED Nutrition. Environment. Agriculture - Germany
[Wood biological studies on the rehabilitation of single growing urban trees]
1988
Dujesiefken, D. (Hamburg Univ. (Germany, F.R.). Ordinariat fuer Holzbiologie) | Liese, W.
ZB MED Nutrition. Environment. Agriculture - Germany
[Anatomical and physiological studies on urban trees in Hamburg: wood increment - water balance - biomass]
1988
Petersen, A. (Hamburg Univ. (Germany, F.R.). Ordinariat fuer Holzbiologie) | Eckstein, D.
ZB MED Nutrition. Environment. Agriculture - Germany
[Soil zoological studies of untreated and stabilized Hamburg forest parks]
1988
Meyer-Antholz, W. (Hamburg Univ. (Germany, F.R.). Inst. fuer Bodenkunde)
ZB MED Nutrition. Environment. Agriculture - Germany
Improvement of lake water quality by paying farmers to abate nonpoint source pollution
1988
Lupi, Frank | Farnsworth, Richard Lewis | Braden, John B.
National Agricultural Library - United States of America
Report. IMO/FAO/UNESCO/WMO/WHO/IAEA/UN/UNEP Joint Group of Experts on the Scientific Aspects of Marine Pollution. Sess. 18
1988
Food and Agriculture Organization of the United Nations - Italy
