agriculture and its development is the foundation of development in iran as a developing country. so, it can be regarded as the foundation for economical and social development.the capabilities of agriculture sector are limited and its efficiency is trivial because of neglecting agricultural development and keeping its support just as a slogan. the transformation of agriculture to a developed, ...

Economists look at the entrepreneurship from the prospective of profitability, investment, risk, and insight supporting the economical development but it seems that, in modern societies, entrepreneurship`s function is beyond the economical bounds. According to the stage and importance of entrepreneurship which is known as the society’s economic and culture evolution engine, it is necessary to d...

In this study frequency and composition of plankton in Shadegan wetland was carried out in 5 stations during 2007-2008. Genus qualitative identification and their composition and quantitative frequency aspect were studied (for phytoplankton chlorophyll a). Frequency of total 42 genus phytoplankton in 4 classes Bacilariophyceae (Diatom), Cyanophyceae, Chlorophyceae and Dinophyceae are 69.4, 22.2...

due to the being in the desert bar and ecosystem sensitivity to water , water management in the agricultural sector of the iran is one of the priorities of managers and planners of this section. therefore accurate modeling of the production function, for policies to increase efficiency and reduce the use of inputs, as well as forecasts for the timely supply with low cost, is of utmost importanc...

agricultural production is influenced by different political, economic and environmental factors. various factors influence production, affecting the income of farmers and even in some cases increasing their vulnerability. continuation and expansion of economic activity in this sector requires appropriate risk management policies to be promptly and appropriately applied. one of the oldest strat...