BACKGROUND: The H9N2 subtype of avian influenzaviruses (AIVs) has been isolated in multiple avian species inmany European, Asian, African and American countries. Sincethe first outbreak of H9N2 virus in Iran in 1998, this virus haswidely circulated throughout the country, resulting in majoreconomic losses in chicken flocks. Several amino acids in thevirus ribonucleoprotein (RNP) complex includi...

contamination of soil and air due to hydrocarbon is a global issue and bioremediation providesprobably the best way to remediate the contaminants. the current study shows the biodegradation of crudeoil, diesel and used engine oil by a newly isolated bacillus cereus strain drdu1 from an automobile engine.hydrocarbon degrading strains were screened on bh (bushnell and haas broth) agar supplemente...

Background and Aims: Infectious bronchitis virus (IBV) causes an acute, highly contagious respiratory and kidney disease of chickens which results in significant economic losses in commercial broilers, layers and breeders. Rapid identification of IBV serotypes involved in respiratory complex is a problem in the differential diagnosis. Materials and Methods: In this study, a single and mul...

Equipment selection is a key factor in modern construction industry. As it is a complex factor, current models offered by literatures fail to provide adequate solutions for major issues like systematic evaluation of soft factors and weighting of soft benefits in comparison with costs. This paper aims at making a comparative study between GA and AHP by utilising MATLAB as a tool. It is a conveni...

Visit analog.com/iot At present, a paradigm shift, referred to frequently as Industry 4.0—or Industrie 4.0 in Germany—is taking place. In international usage, terms like the (Industrial) Internet of Things, smart factory, or cyber physical (production) systems are often used interchangeably to refer to the same thing. Industry 4.0 refers to the global trend toward the digitization and networkin...

rural and nature tourism has experienced high growth over the past 20 years. one of the primary challenges facing rural tourism management is to establish a profitable and environmentally sustainable industry. moreover, sustainable tourism is a complex concept and it requires that nature and tourism activity should be studied from an integrated point of view. in this paper, we analyze how the e...