Research Article
Abundance, Biomass and Vertical Distribution of Earthworms in Ecosystem Units of Hornbeam Forest
Department of Forestry, Faculty of Natural Resources, University of Mazandaran, P.O. Box 737, Badeleh, Sari, Iran
H. Jalilvand
Department of Forestry, Faculty of Natural Resources, University of Mazandaran, P.O. Box 737, Badeleh, Sari, Iran
M.A. Bahmanyar
Faculty of Agricultural Resources, University of Mazandaran, P.O. Box 737, Badeleh, Sari, Iran
M.R. Pormajidian
Department of Forestry, Faculty of Natural Resources, University of Mazandaran, P.O. Box 737, Badeleh, Sari, Iran