نتایج جستجو برای: extensive production
تعداد نتایج: 768317 فیلتر نتایج به سال:
this study compared the different effects of form-focused guided planning vs. meaning-focused guided planning on iranian pre-intermediate students’ task performance. the study lasted for three weeks and concentrated on eight english structures. forty five pre-intermediate iranian students were randomly assigned to three groups of guided planning focus-on-form group (gpfg), guided planning focus...
abstract successful presence of indian and pakistani rice in iran’s market due to having similar quality with the domestic rice, extensive advertisement, and good packaging has faced rice production in iran with a big challenge. assuming that the attractions of iranian consumers toward these imported rice varieties are a signal of changes in the preferences of the domestic consumers in favor of...
We consider the production of multiple standardized products on a single machine with limited capacity and set-up times under random demands and random production times, i.e., the so-called stochastic economic lot scheduling problem (SELSP). The main task for the production manager in this setting is the construction of a production plan for the machine that minimizes the total costs, i.e., the...
OBJECTIVES To determine the prevalence and antimicrobial resistance of Campylobacter species in swine reared in the intensive and extensive antimicrobial-free (ABF) production systems at farm and slaughter. In the ABF system, antimicrobials are neither used for growth promotion nor therapeutic purposes. METHODS Swine faecal and carcass swabs were collected from 10 groups of pigs (five each fr...
introduction acetic acid bacteria are large group of obligate aerobic gram negative bacteria with the ability to oxidize ethanol to acetic acid (1). they are widely distributed in natural habitats and classified in family acetobacteraceae. members of this family are useful in industrial production of vinegar(2). acetic acid bacteria (aab) can use substrates as glucose, ethanol, lactate or glyc...
traditional dairy farms play important role to obtain dairy and rural household income. rural women are managers these units. unfortunately, they haven't educated because of social and cultural problems. milk production contain high microbial count endanger community health and also producers economic in traditional farms. the project has studied educational needs of rural women regarding ...
The ornamental fish farming industry, which in the past was monopolized by a few countries in the world, has now expanded to 125 countries and our country is developing rapidly. The purpose of writing this article is to evaluate the situation of Iran in the world and future research of ornamental fish using Environmental Scanning model and strategic radar method. A balanced scorecard developed ...
So far, there have been three major technological advances. The first industrial revolution in Britain began and hydraulic and steam machines were introduced to factories. The Second Industrial Revolution differentiated between components and assembly of products based on the division of labor. This led people to the era of cost-effective products and mass production. The Third Industrial Revol...
focal epithelial hyperplasia (feh) or heck’s disease is a rare viral infection of the oral mucosa caused by human papilloma virus especially subtypes 13 or 32. the frequency of this disease varies widely from one geographic region and ethnic groups to another. this paper reports an iranian case of extensive focal epithelial hyperplasia. a 35-year-old man with feh is described, in whom the lesio...
dynamic cellular manufacturing systems, mixed-integer non-linear programming, production planning, manufacturing attributes this paper presents a novel mixed-integer non-linear programming model for the design of a dynamic cellular manufacturing system (dcms) based on production planning (pp) decisions and several manufacturing attributes. such an integrated dcms model with an extensive c...
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