This study was designed to find which one of the three different presentations, i.e. input, input-output, and output-input, will be more effective in Iranian EFL learners' vocabulary acquisitions. To this end, first 54 out of 64 female students, aged from 19 to 23 years, with an average of 21, were selected out of starter-level EFL learners at the University of Tarbiat Moalem in Bandar Abbas, I...

A simplified technique has been described for the continuous growth of mammalian cells in suspension culture. The cell population density increased as the rate of input of fresh medium was decreased, and the average generation time was concommittantly prolonged. At relatively high input rates, the population remained stabilized for an indefinite period, but at low flow rates, there was sometime...

the effects of land use, crop type and crop management on soil fauna were investigated with survey of four habitats in jajarm. the habitats included rangelands, alfalfa (medicago sativa l.) fields and low-input and high-input of wheat (triticum aestivum l.) fields, each with four sample units. in each sample unit, the macrofauna collected with pitfall traps, sorted and counted in terms of famil...

One of the first, most common, and most useful applications that today’s computer users access is the World Wide Web (web). One population of users for whom the web is especially important is those with motor disabilities, because it may enable them to do things that they might not otherwise be able to do: shopping; getting an education; running a business. This is particularly important for lo...

Abstract In today's fast-paced society, environmental breakdown is an ecumenical concern. This dilemma tangled up with the unaccountable anthropogenic activities that are causing significant public health issues. Because of rapid pace development, urban soil and water pollution progressively acting as a sink for variety contaminants, including heavy metals, pesticides, petroleum waste, radioact...