نتایج جستجو برای: seasonal distribution
تعداد نتایج: 666481 فیلتر نتایج به سال:
OBJECTIVE To evaluate the seasonal variations in the incidence of congenital hypothyroidism (CH) in the screening program of CH in Isfahan, Iran. METHODS In this study, we compiled the data obtained retrospectively from CH screening results of 113282 neonates from 17 maternity hospitals in Isfahan, Iran from June 2002 to December 2005. The seasonal variation in the incidence of CH, as well as...
The alpine grassland ecosystem is a biodiversity hotspot of plants on the Qinghai-Tibetan Plateau, where rapid climate change altering patterns plant along elevational and seasonal gradients environments. However, how belowground microbial changes gradient during growing season not well understood yet. Here, we investigated distribution soil prokaryotic communities by using 16S rRNA amplicon se...
During a survey of Gahar Lake and Gahar River from 2008 to 2009 some specimen obtained by seasonal sampling in 6 stations, 3 stations in the lake and 3 stations in the river. Three different methods were used for sampling, gill net and hook in the lake and electrofishing in the river. Due to the results 3 species from 2 families in Gahar Lake and 12 species form 3 families in Gahar River were...
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