The article discusses the importance of raspberries for human health. Berry culture is one most important products nutrition, which promotes prevention diseases, has healing properties. nutritional, dietary properties berries are largely determined by their chemical composition: Sugars, organic acids, vitamins and more. It noted that analysis economic efficiency raspberry production it necessar...

cotton as a strategic product plays an important role inthe economy of boshrouyehwhere is known as the major cotton producing center of khorasan-e-jonoubi. in this paper, efficiency of boshroyeh cotton farms in 2007 have been calculated using data envelopment analysis (dea) and determinants of efficiency were identified using tobit regression analysis. the data was collected from questionnaires...

A deterministic model based on the gene flow method, considering the features of Iranian Holstein cattle population, was implemented in this study to evaluate the effect of altering the number of age-classes in the dams of future sire (DS) path and the number of dams required for breeding a young bull (YB), to be evaluated as future sire, on genetic gain and resultant economic efficiency of a g...