Research Article
Stomatal Characteristics in Arabica Coffee Germplasm Accessions under Contrasting Environments at Jimma, Southwestern Ethiopia
Jimma Agricultural Research Center, Ethiopian Institute of Agricultural Research, P.O. Box 192, Jimma, Ethiopia
Jurgen Burkhardt
Institute of Crop Science and Resource Conservation-Plant Nutrition, University of Bonn, Karlrobert-Kreiten-Str.13, D-53115 Bonn, Germany