background and purpose     methods:     results     conclusion:

the aim of this research was to investigate the efficiency of ldpe films incorporating fifferent nanofillers in extending orange juice shelf life. fresh orange juice packed in different films was assessed for microbial stability, ascorbic acid content, ph, color parameters and sensory quality during 0, 7, 28 and 58 d of storage. mold and yeast growth, acidophil and aerobic mesophil bacteria pop...

the aim of this study was to investigate the effect of adding different levels of zinc sulfate in semen extender on bovine sperm quality during cryopreservation. semen was collected from 4 holstein bull twice a week and the proper samples were pooled. semen were allocated to four extender treatments consisted of 0, 50, 100, 150 µm of zinc sulfate in 5 replicates and then, were frozen. post-thaw...

the genus eremostachys (lamiaceae), consists of about 60 species which 15 species of eremostachys grow wildly in the north-west of iran. the rhizomes and roots of e. laciniata have traditionally been used as a local analgesic and for the treatment of rheumatic diseases and pain in the feet. this experiment was conducted in the north-west of iran in 2012-2013, to evaluate morphological diversity...

A s i m p l e c o r r e c t i o n f o r t he e f f e c t of s t r a y l i g h t on a b s o r b a n c e m e a s u r e m e n t s f rom c e l l s f i l l e d w i t h i n d i c a t o r dyes i s d e s c r i b e d . The i n t r a c e l l u l a r i n j e c t i o n o f i n d i c a t o r dyes and t h e m i c r o s p e c t r o p h o t o m e t r i c d e t e c t i o n of changes i n the c o n c e n t r a t...

e r e h T e v a h n e e b y n a m t n a c i f i n g i s s t n e m e c n a v d a n i e h t t n e m p o l e v e d f o r o s n e s d n a r o s n e s k r o w t e n s e i g o l o n h c e t r o f l a r u t c u r t s h t l a e h g n i r o t i n o m . s n o i t a c i l p p a s A l a r u t c u r t s n i r o t i n o m g s e i g o l o n h c e t m r u t a e n a d i e h t r n o i t a t n e m u r t s n i on ...

one of the most important atmospheric systems in the eurasian continent during the northern hemisphere winter season is the siberian high pressure. in this study, using the ncep/ncar reanalysis data for winters of 1948-2008, trend of changes in the intensity of the high system center and its effects on some meteorological fields are investigated. the results show that the 2m height mean tempera...

detopping in some plants reduces vegetative growth and increases transporting of photosynthate materials to specific sinks such as seeds. to study the effects of detopping removal and plant density on yield and yield components of faba bean (vicia faba l.), an experiment was carried out as a factorial arrangement based on a randomized complete block design with three replications at farm resear...

T i m e d P e t r i n e t s a n d t i m e d a u t o m a t a a r e t w o s t a n d a r d m o d e l s f o r t h e a n a l y s i s o f r e a l g t i m e s y s t e m s . W e s t u d y i n t h i s p a p e r t h e i r r e l a t i o n s h i p , a n d p r o v e i n p a r t i c u l a r t h a t t h e y a r e i n c o m p a r a b l e w . r . t . l a n g u a g e e q u i v a l e n c e . I n f a c t , w e s t...

The p a p e r d e s c r i b e s a p a t t e r n r e c o g n i t i o n sys tem t h a t has been s i m u l a t e d u s i n g a computer w i t h a n o n l i n e camera i n p u t . The sys tem i s a d a p t i v e , u s i n g a t r a i n i n g s e t o f p i c t u r e s t o g e t h e r w i t h t h e names o r c l a s s e s t o wh i ch each p i c t u r e b e l o n g s . The sys tem uses an edge f o l ...