The genetic algorithm (GA) is an evolutionary optimization algorithm operating based upon reproduction, crossover and mutation. On the other hand, particle swarm optimization (PSO) is a swarm intelligence algorithm functioning by means of inertia weight, learning factors and the mutation probability based upon fuzzy rules. In this paper, particle swarm optimization in association with genetic a...

The major purposes of the presents study were (a) to examine the degree to which academic engagement mediates the relationship between parenting style and academic achievement. Data from 382 participants (191 males and 191 females) were examined using measures of parenting style, academic engagement, and self-reported grade point average. The results indicated that academic engagement mediate r...

in order to investigate the effects of biological and chemical phosphorous fertilizers and various proportions of maize and grass pea intercropping on yield and yield components of both crops, two experiments were conducted simultaneously in research farm of kerman university and commercial convention farm of bardsir-dashtkar in 2009-2010. the experimental design at two regions was randomized c...

pollination is the mechanical transfer of male pollen of a flower on the female stigma.this process has a fundamental role to survive the plants species.since this process is invisible ,its importance has been ignored.insufficient pollination can be harmful for the farmer instead of being useful.pollination can be done via some ways.the most important ways are done by insects and wind.pistachio...

collection and reuse of wastewater and sewage in agriculture, natural resources and green environment is one way to conserve water resources and environmental. the aim of this study were to investigate the effects of wastewater sirjan golgohar industrial on the characteristics of cultivated soils in several species of pasture trees. this study was performed at the sirjan city which is located i...