this study was conducted to determine water stress tolerance of two iranian dudaim melons (kerman & birjand) and one iranian muskmelon (samsoury). throughout the experiment, three different levels of irrigation with three irrigation starting points (-50, -65 and -75 cb of matric potential) were employed. results indicated that water stress significantly affected yield, firmness, fruit sugars as...

artemisia annua is a medicinal annual herb that widely distributed in asia, europ, north america, and also is grown in north reagions of iran. in this study, variation in the quantity and quality of the essential oil of a.annua apical shoots at different developmental stages including vegetative, early flower opening and full flowering stages is reported. the obtained oils by hydrodistilation o...

a field experiment was conducted in research farm of isfahan university of technology, isfahan, iran in 2011 . various weeding periods were investigated on growth and yield of potato under drip tape and furrow irrigation systems. a split plot arrangement was used in a randomized complete block design with three replications. irrigation treatments were included in main plots and periods of weed ...

abstract: one of the most important and complicated social transitions has been growth of worldwide urbanization. the rapid growth of urbanization and cities has had different consequences which is associated with much urban vulnerability. physical, installation, environmental, economical and social inequalities have been the results of such urban growth. this paper aims to study and identify t...

in order to comparison the foliar application of biological, biostimulator and chemical fertilizers on growth characteristics and yield of saffron, a factorial experiment was conducted in a completely randomized block design with four replication in 3- year field of saffron in dargaz, khorasan razavi province from 2010 to 2011. the first factor had 5 levels included biostimulator fertilizer bio...

in order to study the effect of different levels of nitrogen and sulfur fertilizers on yield, yield components, content of some elements, qualitative and quantitative traits of spring safflower (serin cv.) an experiment was conducted at agriculture and natural resource research station of ardabil in 2008. this experiment was carried out in factorial experiment in completely randomized block des...

gypsum found in the soil beneath the foundation of structures, specially hydraulic structures, can cause serious damage to them. the mechanical behavior of gypsiferous soils has not so far been investigated in detail except for the works of petrukhin (1993). here, it has been tried to investigate the mechanical behavior and the effect of soil being leached on settlement and strength of these ki...

The c o n t r o l s t r u c t u r e o f a q u e s t i o n a n s w e r i n g s y s t e m i s d e r i v e d f r o m a s e t o f b a s i c a s s u m p t i o n s . F o r i t s d e s i g n and i m p l e m e n t a t i o n , a n o r m a l a l g o r i t h m i c l a n g u a g e i s u s e d . The d e s i g n l e a d s t o " s y m m e t r i c " p r o c e d u r e s , t h e r e s u l t i n g p r o g r a m s...

T h e G P G P / T Æ M S d o m a i n i n d e p e n d e n t c o o r d i n a t i o n f r a m e w o r k f o r s m a l l a g e n t g r o u p s w a s f i r s t d e s c r i b e d a l m o s t t e n y e a r s a g o a n d t h e n m o r e f u l l y d e t a i l e d i n a n I C M A S 9 5 p a p e r . I n t h i s p a p e r , w e d i s c u s s t h e e v o l u t i o n o f t h i s f r a m e w o r k o v e r t h e...

W h i l e I h a d p r e v i o u s l y w r i t t e n a c o n t e x t f r e e g e n e r a t o r i n a s s e m b l y l a n g u a g e , t h e s e p r o g r a m s w e r e w r i t t e n i n S N O B O L 3 , w h i c h i s i n t e n d e d s p e c i f i c a l l y f o r s t r i n g p r o c e s s i n g . T h e r e w e r e b o t h a d v a n t a g e s a n d d i s a d v a n t a g e s i n h e r e n t i n t h i...