to study the inheritance of drought tolerance in traits in bread wheat, 7 cultivars of bread wheat with their f1 progeny produced through a half diallel mating design, were planted in a randomized complete block design with 3 replications in normal and drought condition in seed and plant improvement institute karaj, in year 2004. analysis of variance showed significant difference for all the tr...

to evaluate general and specific combining ability for resistance to bolting and cercospora leaf spot, 36 hybrids derived from crosses between 9 sugar beet lines along with four checks were planted in safiabad agricultural research center (dezful) in 2008-2009. the experimental design was a triple lattice design with three replications. analysis of variance showed significant differences among ...

statistical frequency analysis is the most common procedure for the analysis of flood data at a gauged location thatin first step it is needed to select a model to represent the population. among them, the central moment has been themost common and widely used, and with the using of computers, the application of the maximum likelihood hasincreased. this research was carried out in order to reco...