Objectives Oral health is a major component of overall health improvement and well-being. A large number of children are suffering from Early Childhood Caries (ECC). Parental knowledge and level of education can improve their child’s oral health care leading to reduction of ECC incidence. The aim of this study was to evaluate the level of education and knowledge in a group of parents, having th...

BACKGROUND Antibiotics have been increasingly used for veterinary and medical purposes. The overuse of these compounds for these purposes can pollute the environment, water resources in particular. Tetracycline, among other forms of antibiotics, is one of the most applied antibiotic in aquaculture and veterinary medicine. The present study aimed to tack the traces of tetracycline in the effluen...

Seed decay (rot) and seedling damping-off caused by Rhizoctonia solani are among the most important diseases of cotton which result in the significant yield reduction, application of expensive and harmful chemical fungicides and most importantly contamination of soil and agricultural environment. This study was conducted to investigate the possible efficacy of cotton seed delinting in the reduc...

Examining dead insects from different locations in Mazandaran, Gilan and TehranProvinces, specimens with fungal outgrowth were selected for further investigations. After isolation and purification of fungi they were identified as follows:Beauveria brongniartii (Sacc.) Petch*On Coccinella septempunctata, Tehran Prov., Varamin, Ghara-Aghaj mountains, M.H. Ghassemi (IRAN 1025 C). Paecilomyces tenu...

BACKGROUND It has been known for years that ethanol is a bio-fuel to replace fossil fuels. The ethanol industry requires the utilization of micro-organisms capable production with stresses. The purpose of present study was to isolate and characterize ethanologenic yeast with high potential application at high temperature to produce bio-ethanol. METHODS To isolate ethanologenic yeasts, wastewa...

during the study of parasitoids of leafminer flies, some parasitoid wasps belonging to the family eulophidae, including cirrospilus variegatus (masi), diglyphus isaea (walker) and hemiptarsenus zilahisebessi erdã¶s were collected and identified, of which c. variegatus is a new report for iran. the latter species was reared from liriomyza sativa blanchard (diptera: agromyzidae) on cucumber in th...