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Seasonal changes in metal levels (Cu, Pb, Cd, Zn and Ca) within the grey field slug, Deroceras reticulatum, living in a highly polluted habitat
1989
Greville, R.W. | Morgan, A.J. (School of Pure and Applied Biology, University of Wales College of Cardiff, PO Box 915, Cardiff, CF1 3TL (United Kingdom))
[Nutrition of Norway spruce in Lower Saxony and first results]
1989
Reemtsma, J.B. (Niedersaechsische Forstliche Versuchsanstalt, Goettingen (Germany, F.R.))
The liming of forest soils in Finland
1989
Derome, J. | Paetilae, A. (The Finnish Forest Research Institute, Vanda (Finland))
Porcelain cups as a source of error in soil acidification studies
1989
Raulund-Rasmussen, K. (Royal Veterinary and Agricultural University, Frederiksberg C (Denmark). Chemistry Dep.)
Nutient leaching from dormant trees at an elevated site
1989
Schuepp, P.H. (McGill Univ., Ste. Anne-de-Bellevue, Que. (Canada). Macdonald Coll., Dept. of Renewable Resources) | Hendershot, W.H.
