this study was aimed at evaluating the effects of planting’s different dates on the trend of leaf area index, dry biomass weight and panicle weight in addition to the yield of rice varieties for one year in the north region of khuzestan, as spilt plots in the form of fully random blocks in three repetitions. main factor was the date of planting at three levels (26 may, 10 jun, 26 jun) and the s...

strategic alliance is a cooperation contract between two or more organizations who want to improve their competitive situation and performance through resource sharing. one of the common types of strategic alliances is the alliance between two organizations working in the same industry. one of those industries which alliances occur most likely is the casting industry. in this regard, this resea...

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The objective of this research was to determine the prevalence, risk factors and consequent effect of dystocia on lactation performance in Holstein dairy cows in Iran. The data set consisted of 55,577 calving records on 30,879 Holstein cows in 30 dairy herds for the period March 2000 to April 2009. Factors affecting dystocia were analyzed using multivariable logistic regression models through t...

this study was conducted to evaluate the quality of the red flesh apples and golab cultivars. two iranian red flesh apples from shahroud and four golab cultivars as well as ‘gala’ as control from damavand were selected in summer 2012. fruit physical characteristics including length, diameter, fresh weight and dry weight, firmness, color and their parameters were evaluated for each cultivar. the...

in this study, the situation of iran, u.s and turkey's pistachio export is investigated. to this purpose, revealed comparative advantage (rca) index is calculated based on agricultural and total economy export, separately, then forecasted by using auto- regressive integrated moving average (arima) approached, for 2008-2013. the results show that considering both commodity baskets, turkey and ir...