drought is transient phenomenon , slow , repetitive and integral part of the climate of each region. drought begins with a substantial reduction in precipitation over the long-term average rainfall and over time, reduced soil moisture and surface and ground water resources will continue to decrease. this phenomenon is the most important in bakhtegan basin because of its importance in strategic ...

in recent years many researchers have been focused on interaction of small molecules with dna. dna is generally the primary intracellular of anticancer drugs, so the interaction between small molecules and dna can cause dna damage in cancer cells, blocking the division of cancer cells and resulting in cell death. the flavonoids are a large group of polyphenolic natural products that are widely ...

In the history of Islamic though, faith and gnosis -Imān va Ma‘rifat- are two key and controversial theological concepts, having always been subject the argument. Some important theological problems such as excommunication and calling one profligate-Takfir va Tafsiq-, principle of rational goodness and badness –Hosn va Qobh-i Aqli– are obviously consequences of diversity in definition of thes...

this study was an attempt to investigate the effect of using c-test passages on the reading comprehension and incidental vocabulary learning of iranian intermediate efl learners. the participants were 60 male efl learners at kish mehr institute in garmsar. in fact, there were two groups, an experimental group and a comparison group with 30 students in each. the participants were pretested throu...

 “Approximative ethics” in hermeneutics is an attempt to bring closer the followers of Islamic denominations on the basis of common principles whose ultimate goal is to create a meaningful unity among denominations. Tabarsi has taken such an approach in Majma ol-Bayan Explication and is one of the Shiite commentators who tried to avoid highlighting issues that have been a point of contention am...

The common element in the Persian Shiri carpets is lion, sometimes accompanied with Sword and full or half sun. Sword is a symbol of power & war and Sun is a symbol of Imam Ali (PBUH). In addition to lion and sun, pictures of lion-cow-attack, with their ancient history in Iranian art, are represented in Fars’ Shiri carpets in other methods. For this reason, calendar, changes of seasons & ...

a semi-empirical mathematical model for predicting physical part of ignition delay period in the combustion of direct - injection diesel engines with swirl is developed . this model based on a single droplet evaporation model . the governing equations , namely , equations of droplet motion , heat and mass transfer were solved simultaneously using a rung-kutta step by step unmerical method . the...

the issue of curriculum and syllabus evaluation and revision has been in center of attention right from when curriculum came into attention of educational institutions. thus everywhere in the world in educational institutions curricula and syllabi are evaluated and revised based on the goals, the needs, existing content, etc.. in iran any curriculum is designed in a committee of specialists and...