Background & Aim: Medicinal plants are one of the most valuable resources in Iran, having a scientific knowledge and proper use; they can play an important role in community health. Some of the significant aims of ethnobotany project are to indicate the most common medicinal species, finding out the exact application of the plant species from various population of the area, and...

Hymenocrater calycinus (Boiss.) Benth. is endemic to Iran and it is growing natural habitats in the north east of Iran.  In traditional medicine, this plant use for flu treatment, diuretic, antibacterial, antifungal and antioxidant. In order, this plant know ecological characteristic for introduce and dense cultivation on farm land and then use in medical industries. Such as this plant natural ...

Cumin (Cuminum cyminum L.) is one of the most important herbs and medicinal plants that allocate main part of medicinal plant export in Iran. This investigation was conducted to study the effects of drought stress on important agronomic traits of different cumin ecotypes from the major cumin cultivation of the country. Forty-nine ecotypes from different regions of Iran were planted in a simple ...

an indirect tarns-log production function was employed to estimate the demand functions for such inputs as: fertilizer, seed, pesticide, water recourse and machinery as subject to budget constraint and while using data related to cotton producers in the three provinces of north khorasan, khorasane razavi, and south khorasan in 2007-8. lagrange coefficients with relation to cotton producers in t...