نتایج جستجو برای: nutrient level

تعداد نتایج: 1142206  

Journal: :Environmental science & technology 2016
Sheikh M Rahman Matthew J Eckelman Annalisa Onnis-Hayden April Z Gu

Advanced nutrient removal processes, while improving the water quality of the receiving water body, can also produce indirect environmental and health impacts associated with increases in usage of energy, chemicals, and other material resources. The present study evaluated three levels of treatment for nutrient removal (N and P) using 27 representative treatment process configurations. Impacts ...

Journal: :تحقیقات نظام سلامت 0
سهیلا میرزائیان دانشجوی کارشناسی ارشد علوم تغذیه، دانشکده علوم تغذیه و صنایع غذایی، دانشگاه علوم پزشکی شهید بهشتی، تهران، ایران. رضا غیاثوند استادیار، گروه تغذیه، دانشکده بهداشت، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران. فاطمه صادقیان کارشناسی پرستاری، دانشکده پرستاری و مامایی، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران. مهدیه شیخی دانشجوی کارشناسی علوم تغذیه، دانشکده بهداشت، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران. زهرا سادات خسروی دانشجوی کارشناسی علوم تغذیه، دانشکده بهداشت، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران. قاسم یادگارفر استادیار، اپیدمیولوژی و آمار زیستی، دانشکده بهداشت، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران.

background: healthy nutrition especially the energy intake and the essential nutrient in female student is so important. this study aimed to assess micro and macro nutrient intakes in female students of isfahan university of medical sciences.  methods: this cross-sectioned study was carried out on 100 female students aged between 18 to 25 years old in 1387-1388. anthropometrics measures were pe...

2017
Yohan Choi Abdolreza Hosseindoust YoungHo Shim Minju Kim Alip Kumar Seungmin Oh YoungHwa Kim Byung-Jo Chae

OBJECTIVE The present study investigated the litter performance of multiparous sows fed 3% and 6% densified diets at farrowing to weaning during summer with mean maximum room temperature of 30.5°C. METHODS A total of 60 crossbred multiparous sows were allotted to one of three treatments based on body weight according to a completely randomized design. Three different nutrient levels based on ...

Journal: :international journal of horticultural science and technology 2015
aram hosseini ali gharghani

the effects of three arbuscular mycorrhizal fungi (amf) species (glomus versiforme, claroideoglomus etunicatum and rhizophagus intraradices) were studied on the growth parameters and nutrient uptake of three apple rootstocks (m.9, m.7 and mm.106). the soil medium contained a high level of calcium carbonate (38.65%). the results showed that amf inoculation could increase almost all growth parame...

Journal: :علوم دامی ایران 0
ایمان حاج خدادادی استادیار گروه علوم دامی دانشکدة کشاورزی و منابع طبیعی دانشگاه اراک حسینعلی قاسمی استادیار گروه علوم دامی دانشکدة کشاورزی و منابع طبیعی دانشگاه اراک مهدی خدائی مطلق استادیار گروه علوم دامی دانشکدة کشاورزی و منابع طبیعی دانشگاه اراک امیر حسین خلت آبادی فراهانی استادیار گروه علوم دامی دانشکدة کشاورزی و منابع طبیعی دانشگاه اراک محمد حسین مرادی استادیاران گروه علوم دامی دانشکدة کشاورزی و منابع طبیعی دانشگاه اراک

the effects of a multi enzyme were evaluated on performance and nutrient digestibility in african domesticated ostrich at 14 months ages. there were three treatments as; common diet (1), common diet plus multi enzyme (0.350 gkg -1) (2) and common diet plus multi enzyme (0.700 gkg -1) (3). 18 ostrich were used in this experiment (6 birds per treatment). there was significant effect of enzyme sup...

A. Patanothai, B. Toomsan C.C. Holbrook J. Junjittakarn N. Singkham N. Vorasoot S. Jogloy S. Pimratch W. Htoon

Drought is a serious environmental stress limiting growth and productivity in peanut and other crops. Nutrient uptake of peanut is reduced under drought condition, which reduces yield. The objectives of this study were to investigate nutrient uptake of peanut genotypes in response to drought and to estimate the relationship between nutrient uptake and peanut yield under different water regi...

2002
R VAN ANTWERPEN J H MEYER

Leaf nutrients of sugarcane variety N16 are discussed and reasons for certain trends put forward. The fertilised versus non-fertilised treatment comparison showed that although where fertiliser was applied that leaf N, P and K were higher, Mn was also higher but Ca, Mg, Si, Zn and Fe were all lower. The trashed versus burnt treatments had a less drastic effect on leaf nutrient levels and it was...

2005
Ellinor Michel

Lake Tanganyika’s many endemic species are under threat by impacts from human development and land use changes. Anthropogenic sediment inputs into the lake have increased, with a suite of negative effects on the benthic fauna. Sedimentation reduces habitat heterogeneity, alters cycling of nutrients, interferes with visibility, and interferes with photosynthesis. For fauna of the rocky benthos, ...

2014
Rogier van Gent Claudio Di Sanza Niels J. F. van den Broek Veerle Fleskens Aukje Veenstra Gerdine J. Stout Arjan B. Brenkman

The Forkhead transcription factor FOXA2 plays a fundamental role in controlling metabolic homeostasis in the liver during fasting. The precise molecular regulation of FOXA2 in response to nutrients is not fully understood. Here, we studied whether FOXA2 could be controlled at a post-translational level by acetylation. By means of LC-MS/MS analyses, we identified five acetylated residues in FOXA...

Journal: :Environmental science & technology 2004
K David Hambright Werner Eckert Peter R Leavitt Claire L Schelske

Current paradigms of reservoir ontogeny suggest that water-level fluctuations may increase sedimentary nutrient release, causing long-term eutrophication of water bodies formed by dryland flooding. Less is known of the changes in nutrient status following conversion of natural lakes into reservoirs. Here, we use historical hydrological and limnological data and paleolimnological records of sedi...

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