field experiment was conducted in order to determine the effect of wheat seeding rate and time of application of sulfosulfuron for control of hordeum spontaneum in wheat field in 2007 in qom province, iran. the experimental design was completely randomized block with four replications in which treatments were arranged as factorial. the treatments were wheat seed rates at 250, 275 and 300 kg/ha ...

In an increasingly competitive business environment characterized by more globalization, deregulation and technological advances, companies have been looking for ways of differentiating their products and services and also rethinking their business model through leaner operations and reduced costs. In this context, a new practice that has recently gained a lot of attention is the offshore outso...

Plant metabolism and productivity is influenced adversely by salinity. Exogenous selenium (Se), applied as sodium selenate in biofortification programmes, has been found effective in alleviating the salt induced damage in plants. The study was conducted in order to determine the effects of exogenous Se supply (10 μM) on the resistance of lemon balm (Melissa officinalis L.) plants to salt stress...

objective high concentration of iron and other trace elements could restrict bacterial growth and modify their metabolic pattern as well. however, this study aimed to find out the influence of iron, chromium, cadmium and synergism or antagonism between these elements on the growth of a gram positive bacterium. materials and methods in a series of experiments, bucillus cereus was cultured in a n...

background: in this study, we evaluated the protective effects of water hyacinth root powder (hrp) on arsenic-mediated toxic effects in mice. methods: swiss albino mice, used in this study, were divided into four different groups (for each group n=5). the control group was supplied with normal feed and water, arsenic group (as-group) was supplied with normal feed plus arsenic (sodium arsenite)-...