technical efficiency and production risk of cold-water fish farms in the kamyaran county
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Measurement of Technical Efficiency and Production Risk in Zabol Dairy Farms
Given entrepreneurs’ special role in the economic growth and development, many developed and developing countries are attempting to motivate more number of people who have entrepreneurial characteristics towards entrepreneurship and entrepreneurial activities. The purpose of this research was to study the effectiveness of entrepreneurship training courses in Ilam Province, Iran. In this researc...
متن کاملEnvironmental effects of the cold water fish farms effluents on the water quality of Gamasyab River as their main source of water supply in the west of Iran
Rainbow trout (Oncorhynchus mykiss) is one of the most-widely cultivated cold fresh water fish in the world. Gamasyab River, with a length of about 200 Km, is one of the longest rivers of Iran. The aim of this research is to determine the effects of trout farm effluents on this river water. From a total of 24 trout farms in the area, four farms were randomly selected and three sampling statio...
متن کاملEnvironmental effects of the cold water fish farms effluents on the water quality of Gamasyab River as their main source of water supply in the west of Iran
Rainbow trout (Oncorhynchus mykiss) is one of the most-widely cultivated cold fresh water fish in the world. Gamasyab River, with a length of about 200 Km, is one of the longest rivers of Iran. The aim of this research is to determine the effects of trout farm effluents on this river water. From a total of 24 trout farms in the area, four farms were randomly selected and three sampling statio...
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15 صفحه اولMeasuring the Technical Efficiency of Canola Farmers and Determining the Effective Factors in Tabriz County, Iran
The purpose of this study was to measure the technical efficiency of canola farmers and determine the underpinning factors. Required data were collected using stratified random sampling method and questionnaire survey. In this context, 157 canola farmers from Tabriz County, Iran, were asked to fill out the questionnaire in 2012-2013 growing season. The technical efficiency was evaluated using s...
متن کاملDetermination the Technical Efficiency and Optimum Size of Rice Farms in Mazandaran Province
One of the reasons for the success of the agricultural sector in the developed countries is regulate the size of the farms, because it helps to scale economy of production. Considering that the size of agricultural production units should be specifically determined for each product and in each area, the aim of this study is to determine the optimum size of rice farms in the Fereydounkenar count...
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عنوان ژورنال:
پژوهش های علوم دامیجلد ۲۵، شماره ۲، صفحات ۱-۱۲
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