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In order to study the effect of nitrogen rate and plant density on morphological traits and essential oil and fruit yield of coriander, a split-plot experiment was carried out in research field of Islamic Azad University, Birjand Branch, Birjand, Iran in 2010 based on a randomized complete block design with three replications. The main plots were nitrogen rates at four levels (0, 40, 80 and 120...

Maryam Sadat Ghasemzadeh was born in Ghaen/ Southern Khorasan, Iran. She received her B.Sc. in Pure Chemistry from Imam Khomeini International University and M.Sc. in Organic Chemistry from Birjand University under the supervision of Professor Sara Sobhani. She is currently studying her Ph.D. in Ferdowsi University of Mashhad under the supervision of Professor Batool Akhlaghinia. Her current re...

Maryam Sadat Ghasemzadeh was born in Ghaen/ Southern Khorasan, Iran. She received her B.Sc. in Pure Chemistry from Imam Khomeini International University and M.Sc. in Organic Chemistry from Birjand University under the supervision of Professor Sara Sobhani. She is currently studying her Ph.D. in Ferdowsi University of Mashhad under the supervision of Professor Batool Akhlaghinia. Her current re...

qoheston is a region in the southeastern khorasan which includes kashmar, tabas, ferdos, birjand, qaen, torbate haidarie, khaf and taibad cities. this region is surrounded by sabzevar and nishaboor from north, central desert from west, sistan and kerman from south and naomid plains from east. in addition to the geographical and climatic characteristics of the region the abundance of historical ...

abstract various mathematical water uptake models have been introduced for plants response to combined drought and salinity stress. the reduction functions are classified as additive, multiplicative and conceptual models. in this study six different macroscopic reduction functions, namely; van genuchten (additive and multiplicative), dirksen et al., van dam et al, skaggs et al and homaee were e...