نتایج جستجو برای: dez and karkheh regions
تعداد نتایج: 16848051 فیلتر نتایج به سال:
abstract the main objective of this paper is to apply the canalman model in the performance assessing of different water operational scenarios in the west main canal of dez irrigation network. the proposed model was calibrated and validated based on the real data of march and april 2006. the real water operational condition during five months (may to september 2006) was simulated. for this peri...
hydrological drought refers to a persistently low discharge and volume of water in streams and reservoirs, lasting months or years. hydrological drought is a natural phenomenon, but it may be exacerbated by human activities. hydrological droughts are usually related to meteorological droughts, and their recurrence interval varies accordingly. this study pursues to identify a stochastic model (o...
Drought stress as an abiotic stress causes different biochemical and physiological responses in plants. To study changes in chlorophyll, total soluble protein and antioxidant activity due to drought stress, we conducted an experiment on five durum wheat varieties (selected from the Seed and Plant Improvement Institute in Karaj) at research greenhouse of Imam Khomeini International University in...
Background and purpose: Ticks, as ectoparasites, biological vectors and reservoirs of various diseases, are involved in transmission of pathogens to humans and animals. This research aimed at modeling the probability of tick vectors presence in Ahvaz, Hamidiyeh, Bavy, and Karoon in southwest of Iran. Materials and methods: To perform the modeling, eight criteria (slope, elevation, soil texture...
نمودار تعداد نتایج جستجو در هر سال
با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید