the intensive use of antimicrobial agents worldwide for prophylactic and therapeutic purposes has been associated with increase of bacterial resistance in the exposed microbial environment. oxytetracycline is the most frequently used antibacterial in the cold water fish industry because of its broad spectrum of activity and low cost. aeromonas hydrophila and other motile aeromonads are among th...

in general, spring cultivation of sugar beet is prevalent, but nowadays because of water sources limitation and also plants low water use efficiency in this time of cultivation, autumn cultivation is growing up. several assessments also have showed that in compare with spring cultivation, autumn cultivation of sugar beet has other benefits including reducing the likelihood of plant disease and ...

the effect of gibberellic acid (ga3) spraying on some characteristics of cyclamen flowering trend during the second flowering year was investigated. ga3 sprays were applied in concentrations of 0, 20, 30, 40, and 50 mg/l. the trial was carried out as a randomized complete design of three replications. the total flower count, flower count during the flowering peak, days from spraying to flowerin...

in order to evaluate effect of azotobacter chroococcum strains on yield, yield components and qualitative indices of winter rapeseed (brassica napus l.), an experiment was conducted during 2009-2010 growing season at research institute of rice in rasht. the experimental design was completely randomized block, with three replications. investigated treatments were including control (without seed ...

s c h r i f t e n i n e i n e r D a t e n b a n k e r f a ß t u n d s o w e i t m ö g l i c h a u t o m a t i s c h e r s c h l o s s e n . G e k a u f t e e l e k t r o n i s c h e Z e i t s c h r i f t e n s i n d n u r i n s o w e i t e n t h a l t e n , a l s s i e m i t d e n P a p i e r a u s g a b e n b e r e i t s e i n g e k a u f t s i n d . F ü r d i e E r s c h l i e ß u n g e i n g...

to evaluate effected of supplemental irrigation and seed priming on yield and some quantity and quality characteristics of  vetch (vicia dasycarpa) rainfed maragheh cultivar, an experiment was carried out at the research farm of faculty agriculture of urmia university, west azarbaijan province, iran, during 2011. the experimental design was split-plot, laid out in randomized complete block with...

in a faunistic survey conducted on auchenorrhyncha in sugar beet fields of mashhad and chenaran regions during 2008-2010, a total of 2741specimens belonging to 5 families were collected. as a result, 10 species were added to the fauna of the study area including: family cicadellidae: rhytidodus decimusquartus (schrank 1776), viridicerus malicola (dubovxdy 1966); handianus procerus (herrich-scha...

G i v e n t h a t t h e f i r s t y e a r ' s e v a l u a t i o n i n d i c a t e d t h a t many of t h e g o a l s were b e i n g a t t a i n e d , it was d e c i d e d t h a t d u r i n g t h e s e c o n d y e a r we s h o u l d u s e more s t r i n g e n t m e a s u r e s o f . s u c c e s s , T h e m e a s u r e m e n t o f c h a n g e i n a b s t r a c t o r f o r m a l o p e r a t i o n a...

background: mental disorders such as depression, anxiety and dementia are common in elderly. however, physical activity is suggested to be effective in preventing such aging-related disorders. the aim of this study was to investigate the role of physical activity on mental health in later life. methods: four hundred elderly people were randomly divided into the intervention and control groups. ...

1. introduction isfahan oil refinery (isfahan, iran) is responsible for the production of huge amounts of oil waste. as the released organic compounds are highly toxic, carcinogenic, and mutagenic, they can potentially contaminate the soil and groundwater resources of the adjacent area. this is particularly important in isfahan where arid/semi-arid climate has limited the access to adequate sur...