Abstract Background Golovinomyces cichoracearum (DC.) is the main pathogen for tobacco powdery mildew fungus disease. Its outbreaks often result in severe harvest losses yield and quality of tobacco. Artocarpus champeden rich prenylated flavonoids, which are important plant’s defensive strategies. With aim continuously exploring bioactive natural metabolites agricultural chemicals, chemical inv...

Plants of the cannabis (Cannabis sativa L., marijuana) strain ‘Chronic Ryder’, grown outdoors in Fraser Valley British Columbia (BC), displayed symptoms powdery mildew late July 2019. The disease progressed rapidly under cool, wet conditions to infect leaves, stems, shoot tips and inflorescences by early September. To identify pathogen, DNA was extracted from healthy diseased leaves subjected P...

Biological invasions are widely recognized as a major threat to native biodiversity, ecosystem functioning and services. Non-indigenous species (NIS) may in time become invasive (invasive alien (IAS)), determining significant environmental, socioeconomic human health impacts such biodiversity loss service degradation. The Mediterranean islands, particularly Sicily the circum-Sicilian islands (n...