The application of nanotechnology in drug delivery and a variety of supplements is very impressive. In this regard, the use of this knowledge can be effective in the performance of medicinal plants in aquaculture. In the present study Aloe vera was extracted and its nanoparticles were produced. Three levels of Aloe vera nanoparticles in Siberian sturgeon (Acipenser baerii) were evaluated for th...

We use a method of integration by composition to solve the diierential equations of the ball and beam together with the equations of its nonlinear controller based on constructive Lyapunov techniques.

fire is one of the most important ecological factors in semi-steppe rangelands directing plant community composition, diversity, structure and function of ecosystems. our primary aim was to examine the effect of fire on plant community composition, diversity, plant species restoration and animal selectivity in semi-steppe rangeland in karsanak region, chaharmahal & bakhtiari province in years 2...

in order to investigate the effects of boron, zinc and sulfur on yield and fatty acid composition of rapeseed(hyola 401 cultivar), an experiment was conducted in rasht province in 2011. a field experiment withcompletely randomized block design was performed with eight treatments in three replications.maximum grain yield (4157.6 kg ha-1) and grain oil (1770.2 kg ha-1) was obtained from s+b+zntre...

purpose although the contribution of physique and body composition in soccer performance was recognized, these parameters of physical fitness were not well-studied in adolescent players. aim of this study was to investigate physique and body composition across adolescence. methods male adolescents (n=297 aged 12.01–20.98 y), classified into nine one-year age-groups, child (control group, n=16 a...