background sinusitis is one of the most prevalent infectious diseases among those who visit doctor, which requires antibiotic intervention. the most common types of bacteria causing this disease are streptococcus pneumonia, streptococcus pyogenes, staphylococcus aureus and pseudomonas aeroginosa. nonetheless due to dangerous side effects of chemical drugs on body and increased drug resistance o...

Leaf spot disease caused by Cercospora beticola Sacc. is the most destructive foliar of beet. leaf controlled primarily fungicides because non-chemical alternatives do not provide commercially viable control. One ways reducing chemical application use different essential oils (EOs) or antagonistic plant growth-promoting rhizobacteria (PGPB). This study evaluates several EOs and PGPB belonging t...

essential oil extracted from the leaves of myrtle, myrtus communis l. (myrtaceae)was tested in vitro for volatile toxicity against two stored-product insects (tribolium confusum and callosobruchus maculatus). the chemical composition of the plant oil was examined by gas chromatography-mass spectrometry (gc-ms). the major oil components were α-pinene (10.4%), α- terpineol (10.1%), linalool (9.0%...