The science of hiding secret information in another message is known as Steganography; hence the presence of secret information is concealed. It is the method of hiding cognitive content in same or another media to avoid recognition by the intruders. This paper introduces new method wherein irreversible steganography is used to hide an image in the same medium so that the secret data is masked....

Erwinia amylovora, the causal agent of fire blight, was first reported in Kyrgyz orchards 2008 and, within a few years, disease has spread throughout most northern part country. As blight expanded and penetrated new areas, it also reached unique ecosystem constituted by Arslonbob wild walnut–fruit forests South Kyrgyzstan. Here, we present results field surveys nearby gardens Jalal-Abad region ...

assessment of tunnel face stability in unsaturated media based on limit analysis method mohammad amin nozari; mohammad maleki; behnam yousefi             analysis of the causes of contractor’s claims in the db contracts of underground projects in iran hadi talkhabi; majid parchami jalal; mahmood golabchi                         quality assessment of segmental lining installation in mechanized e...

jalal al-e-ahmad relying on the popular and lively language of his society has used a unique and dynamic language in his works. this unique feature has reached to its summit in the school principal in which the characters from each social class in the story use the language of the same class in the real society. in order to reach a deeper understanding of this masterpiece, this article compares...

the first comprehensive catalogue of leaf beetles (subfamily galerucinae s. str.) from iran is reviewed and several field trips were conducted from 2012 to 2015. in total, 44 species belonging to 18 genera of three tribes (galerucini, hylaspini and luperini) are listed. iranian galerucinae is characterized by 11 endemic species. for every species provincial distributions is given based on avail...