3 rezultate
The Plant Disease Diagnostic Laboratory of the Pennsylvania Department of Agriculture received diseased geranium (Pelargonium × hortorum) samples from several Pennsylvania (PA) greenhouses in 1999 and 2000 and from one Delaware (DE) greenhouse in 1999. Originating from Guatemala, plants exhibited
During a survey of potato scab pathogens in China from 2003 to 2012, a new pathogen was found in Shanxi and Neimenggu provinces. The incidence was approximately 20% of all recovered strains. The lesions caused by the pathogen were slightly raised and similar to those caused by Streptomyces scabies
Unusual symptoms were observed on 5% of the soybean (Glycine max (L.) Merill) plants in commercial fields in South Korea in September 2008 and 2009. The lesions were at first water soaked, then enlarged and turned dark brown or black, often with concentric white rings and sometimes surrounded by a