Preliminary communication
Black Leaf and Stem of Alfalfa Caused by Phoma medicaginis Malbr & Roum. var. medicaginis Boerema
Latif R. Susuri
Abstract
Phoma medicaginis has recently been spreading on alfalfa causing black leaf and stem in irrigation fields near Prizren. The average number of lesions is from 18 up to 30 on leaves with an average diameter of 1-10 mm. The average size of pycnidia from diseased alfalfa leaves, stems and PDA is 325 x 338 μm, whereas the average size of pycnidiospores is 7.3 x 3.6 μm. Maximum spore production in average was on PDA 140.9 x 104/ml.
Keywords
Phoma medicaginis; Medicago sativa
Hrčak ID:
12286
URI
Publication date:
20.3.2003.
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