نتایج جستجو برای: plastic

تعداد نتایج: 54845  

This study was carried out to reveal the plastic wastes separation practice and disposal mechanism as well as awareness of the negative impact of plastic wastes on the environment, in Makurdi area of Benue State, Nigeria. Questionnaires were administered to 468 individual respondents in 6 sub-locations of the city. Inquisition was also made from 10 hospitals, 6 market centers and the waste mana...

Journal: :international journal of advanced design and manufacturing technology 0
abbas heydari mohamadtaghi kazemi

in this article, the elasto-plastic analysis of thick walled fg tanks subjected to internal pressure is elaborated. today, thick walled tanks containing liquids with high pressure are used in the chemical industries. the high internal pressure causes part of the thickness of reservoir to yield; therefore, we need the elasto-plastic analysis. in this study, elasto-plastic behavior of fg cylindri...

2006
Bishara S. Atiyeh John Ioannovich Gilberto Magliacani Michele Masellis Michel Costagliola Ruwayda Dham Kusai A. Al-Musa

Division of Plastic & Reconstructive Surgery, American University of Beirut Medical Center, Beirut, Lebanon, Department of Plastic Surgery and Burns, General State Hospital of Athens, Athens, Greece, Department of Plastic Surgery and Burn Center Region Piemonte, Torino, Italy, Department of Plastic Surgery and Burn Center, Palermo, Italy, Department of Plastic Surgery, University of Toulouse, T...

2015
Andreas Eich Tobias Mildenberger Christian Laforsch Miriam Weber Dee A. Carter

The production of biodegradable plastic is increasing. Given the augmented littering of these products an increasing input into the sea is expected. Previous laboratory experiments have shown that degradation of plastic starts within days to weeks. Little is known about the early composition and activity of biofilms found on biodegradable and conventional plastic debris and its correlation to d...

Journal: :به زراعی کشاورزی 0
اسماعیل حاتمی کارشناس ارشد، گروه مهندسی آب، دانشکدة مهندسی زراعی، دانشگاه علوم کشاورزی و منابع طبیعی ساری، ساری، ایران محمود رائینی سرجاز دانشیار، گروه مهندسی آب، دانشکدة مهندسی زراعی، دانشگاه علوم کشاورزی و منابع طبیعی ساری، ساری، ایران ویدا چالوی استادیار، گروه باغبانی، دانشکدة علوم زراعی، دانشگاه علوم کشاورزی و منابع طبیعی ساری، ساری، ایران حاتم حاتمی کارشناس ارشد زراعت، بخش کشت دوم، مرکز ترویج و توسعة تکنولوژی هراز (کاپیک)، محمودآباد، ایران

cucumbers grown under open air conditions, encounters chilling damages, during cold seasons. plastic tunnels provide suitable heat environment for growing cucumber. the objective of this research was to evaluate cucumber phonological stages and leaf area expansion within three different plastic tunnel microclimates to moderate air temperature and air humidity. three microclimates including 1. c...

Journal: :مهندسی سازه 0
ابوذر صالح

the basic strategy of reduce the ductility demand and related concentrated tensions at moment resistance connections is reduce the section of the beam at connected region to column. by this method plastic hinge done at the reduced cross section and this local reduction decreases the demand of the components of connection. on this basis, in present study a new beam-to-column moment connection wi...

Journal: :Marine pollution bulletin 2013
Alexander L Bond Jennifer F Provencher Richard D Elliot Pierre C Ryan Sherrylynn Rowe Ian L Jones Gregory J Robertson Sabina I Wilhelm

Plastic ingestion by seabirds is a growing conservation issue, but there are few time series of plastic ingestion with large sample sizes for which one can assess temporal trends. Common and Thick-billed Murres (Uria aalge and U. lomvia) are pursuit-diving auks that are legally harvested in Newfoundland and Labrador, Canada. Here, we combined previously unpublished data on plastic ingestion (fr...

Journal: :فصلنامه علمی اکوفیزیولوژی گیاهان زراعی 0

the trial randomized complete block design with four replications in summer 1394 in a farm located in the share ray to study the effects of different methods of weed control on the yield and quality of forage maize varieties (sc.704) was performed. the experiment consisted of black plastic mulch, black plastic mulch silver, vetch cover crop with a density of 100 per cent, with 50 per cent vetch...

2017
Mauro Barone Annalisa Cogliandro Paolo Persichetti

Cosmetic surgery is a surgical expertise that aims at correcting or improving body imperfections. These may be congenital, acquired, due to illness, or due to traumatic or para-physiological events such as aging. Cosmetic surgery also includes surgical procedures requested by patients to improve their appearance. In this regard, cosmetic surgery differs from reconstructive surgery, which deals ...

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