نتایج جستجو برای: edaphic factors
تعداد نتایج: 1078744 فیلتر نتایج به سال:
the objective of this research was to study the relationships between edaphic and topographic factors with distribution of plant species. for this purpose, current study was conducted in eshtehard rangelands of tehran province. the sampling method was randomized–systematic and in each sampling unit, three parallel transects with 750 m length containing 45 quadrates (according to vegetation vari...
during an investigation on edaphic mite fauna of orchards and parks of tehran, some species belonging to the superfamily pygmephoroidea were collected and identified, of which bakerdania graciloides sevastianov is considered to be a new record for iran.
abstract previous studies on willingness to communicate (wtc) have shown the influence of many individual or situational factors on students’ tendency to engage in classroom communication, in which wtc has been viewed either at the trait-level or situational level. however, due to the complexity of the notion of willingness to communicate, the present study suggests that these two strands are ...
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