نتایج جستجو برای: solid percent

تعداد نتایج: 285119  

Journal: یافته 2007
ghodratollah Shams Khoramabadi , hamid reza Pourzamani ,

Background: Management of solid waste is a set of regular and coherent acts on production control, storage and collection, handling, processing and disposal of solid waste. These activities should be in accordance with best conditions of public health, economy, and protection of industries, aesthetical and other aspects of environmental and public requirements. People cooperation in solid waste...

2015
Weihua QU Zhijun YAN Guohua QU Maria IKRAM

BACKGROUND More than 80 percent of the China's population is located in the rural areas, 95 percent of which use coal, wood etc for cooking and heating. Limited by data availability, the association between household solid fuels and cardiovascular diseases (CVDs) in China's rural areas is ignored in prior studies. METHODS This cross sectional study was conducted from 2010-2012 and carried out...

Journal: :jundishapur journal of health sciences 0
marjan salari department of environmental engineering, school of water sciences engineering, shahid chamran university of ahvaz, ahvaz, ir iran hadi moazed department of water engineering, school of water sciences engineering, shahid chamran university of ahvaz, ahvaz, ir iran hadi moazed department of water engineering, school of water sciences engineering, shahid chamran university of ahvaz, ahvaz, ir iran fereydoun radmanesh department of water engineering, school of water sciences engineering, shahid chamran university of ahvaz, ahvaz, ir iran heydar zariei department of water engineering, school of water sciences engineering, shahid chamran university of ahvaz, ahvaz, ir iran atefeh ahmadi department of geography and urban planning, shahid chamran university of ahvaz, ahvaz, ir iran

landfill site selection is an important action in integrated solid waste management process. different criteria should be considered in site selection. therefore using special methods are necessary to evaluate the criteria. the object of the current study was to determine and select suitable sites for solid waste landfill in shiraz city regarding the observation of environmental matters by usin...

Journal: :Journal of Thoracic Disease 2017

Journal: :BMJ Supportive & Palliative Care 2014

Journal: :Journal of Research of the National Bureau of Standards 1952

Journal: :بهداشت و توسعه 0
محمد علی ززولی سید محمد رضا طیبان داود بلارک

background: the first step of solid waste management is identification of its composition and the amount of solid waste production per capita. the aim of this research was to estimate the quantity of solid waste production at mazandaran university of medical sciences and the possibility of recycling. methods: this study was a cross-sectional study. the quantity of solid waste production was mea...

Bagher-Aziz kalantari Mohamad Reza Talei Bavil Olyai

Disclosed is a method of preparing pigmentary chromium oxide nano particles having 50 percent particle size less than about 100 nm. Preparation of nano chromium (III) oxide is investigated by thermal decomposition method. According to the disclosed method, a substantially dry solid composition of potassium dichromate and carbon active is heated in CO2 atmosphere to a temperature of about 60...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده زیست شناسی 1388

abstract chickpea is weak in competition of weeds that damages to it at between 40 t0 60 percent. kermanshah province is one of the most important region for chickpea fields in iran. for these reosons, weed management is necessary in this crop. in order to evaluate of herbicides and stubble control on broad leave weeds control in chickpea. experiment was conducted in agricultural research stat...

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