Research Article
Impact of Tree Species on Nutrient Stocks in the Forest Floors of a Temperate Forest Ecosystem
Department of Agriculture, Faculty of Agriculture, Azad University of Mashhad, Emamyeh Boulevard, P.O. Box 91735-413, Mashhad, Iran
Rainer Brumme
Institute of Soil Science and Forest Nutrition, Georg-August-University of Geottingen, Buesgenweg 2,37077 Goettingen, Germany
Friedrich Beese
Institute of Soil Science and Forest Nutrition, Georg-August-University of Geottingen, Buesgenweg 2,37077 Goettingen, Germany