zagros forests are a treasure of various valuable species of oak in iran and the world. long-term misuse in the past has caused severe degradation in the zagros forests. recently these forests have become national but misuses by local people to make living because of poverty and unemployment are continued. in order to reduce degradation and improve sustainability, ecological capability for exte...

Q u a n t u m c o n d e n s a t i o n o f a n i n t e r a c t i n g f e r m i o n o r b o s o n g a s is f o r m u l a t e d w i t h t h e h e l p o f t h e m e t h o d o f t h e q u a s i e x p e c t a t i o n v a l u e 1 . A c o n v e n i e n t v e r s i o n o f th i s m e t h o d w a s , f o r t h e b o s o n g a s , g i v e n r e c e n t l y b y t h e a u t h o r 2> 3 . I t is a d a p t e d...

L a n g u a g e i n t e r a c t i o n (L I ) a s a p a r t o f i n t e r p e r s o n a l c o m m u n i c a t i o n i s c o n s i d e r a b l y i n f l u e n c e d by p s y c h o l o g i c a l a n d s o c i a l r o l e s n f t h e p a r t n e r s a n d t h e i r p r a g m a t i c g o a l s . T h e s e a s p e c t s o f c o m m u n i c a t i o n s h o u l d be a c c o u n t e d f o r w h i l e e ...

* Reprint requests t o Dr . M. Z. A . Badr. 0340-5087/79/0800-1128/$ 01.00/0 p h e n e t h y l r a d i c a l s g i v e s e t h y l b e n z e n e w h i l e t h e i r d i m e r i s a t i o n g i v e s r ise t o 2 , 3 d i p h e n y l b u t a n e w h i c h m a y b e d e h y d r o g e n a t e d u n d e r t h e i n f l u e n c e o f t h e f r e e r a d i c a l s p r e s e n t i n t h e r e a c t i o ...

in this study artificial neural network (ann) was used for modeling of wastewater treatment plants with using. for this purpose, the base of the quality parameters measured at the plant input, plant output value was predicted. neural network input data, including temperature (t), biochemical oxygen demand (bod), chemical oxygen demand (cod), total suspended solids (tss), total solids (ts) and p...

to determine sugar content and root yield variation of new sugar beet hybrids under different irrigation levels, an experiment was carried out at zarghan agricultural research station offars agricultural and natural resources research center, shiraz, iran. the study was conducted as split block based on a randomized complete block design with three replications for two years, 2009-10, using lin...

iran is a country in the middle part of the alp-himalayan orogeny system that have huge earthquakes. the risk of the earthquakes is the cause of the researches about the precursors. because earthquakes occur suddenly, often with devastating consequences, earthquake prediction is a matter of great interest among the public and emergency service officials. a few observations suggest that some ear...

abstract: the first period of abbasi dynasty is one of the glorious periods of islamic culture and civilization, which is known as the golden era of islamic culture and civilization. because in this era the power and riches of abbasi dynasty increased so high that led the islamic civilization grow in the various fields of science, literature and art especially music. while pretending as firm re...

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...

T h e L i e b r e M o u n t a i n s f o r m a d i s c r e t e u n i t o f t h e T r a n s v e r s e R a n g e s o f s o u t h e r n C a l i f o r n i a . G e o g r a p h i c a l l y , t h e r a n g e i s t r a n s i t i o n a l t o t h e S a n G a b r i e l M o u n t a i n s , I n n e r C o a s t R a n g e s , T e h a c h a p i M o u n t a i n s , a n d M o j a v e D e s e r t . A t o t a l o f...