introduction iran forms a relatively compact zone of active continental deformation resulted from the northward collision of arabia with eurasia during late cenozoic times, which is continuing to the present-day at a rate of 25 mm/yrs (from gps data). evidences of active tectonic in different parts of iran, has been studied and identified. the arid climate, low rates of erosion, and minimal veg...

introduction canola is the world third oil crop with 25 to 55 percent oil content (hezbavi & minaei, 2008). in recent years, tendency towards expansion of the acreage of canola in iran has been increasing and for the years 2010-2011 an area of 93000 ha with a total production of 190000 tons has been reported (ministry of jihad of agriculture, 2013). application of biological fertilizers which a...