نتایج جستجو برای: nutrient level

تعداد نتایج: 1142206  

2013
Julie Brimblecombe Megan Ferguson Selma C. Liberato Kerin O'Dea Malcolm Riley

BACKGROUND The cost and dietary choices required to fulfil nutrient recommendations defined nationally, need investigation, particularly for disadvantaged populations. OBJECTIVE We used optimisation modelling to examine the dietary change required to achieve nutrient requirements at minimum cost for an Aboriginal population in remote Australia, using where possible minimally-processed whole f...

2014
Peizhou Jiang Ming Gan Wen-Lang Lin Shu-Hui C. Yen

Abnormal accumulation of filamentous α-synuclein (α-syn) in neurons, regarded as Lewy bodies (LBs), are a hallmark of Parkinson disease (PD). Although the exact mechanism(s) underlying LBs formation remains unknown, autophagy and ER stress response have emerged as two important pathways affecting α-syn aggregation. In present study we tested whether cells with the tetracycline-off inducible ove...

2014
B. Martínez-Crego

Increasing evidence emphasizes that the effects of human impacts on ecosystems must be investigated using designs that incorporate the responses across levels of biological organization as well as the effects of multiple stressors. Here we implemented a mesocosm experiment to investigate how the individual and interactive effects of CO2 enrichment and eutrophication scale-up from changes in pri...

2015
Haitham A. Badr Dina M.M. AlSadek Mohit P. Mathew Chen-Zhong Li Leyla B. Djansugurova Kevin J. Yarema Hafiz Ahmed

This report provides data that are specifically related to the differential sialylation of nutrient deprived breast cancer cells to sialic acid supplementation in support of the research article entitled, "Nutrient-deprived cancer cells preferentially use sialic acid to maintain cell surface glycosylation" [1]. Particularly, breast cancer cells, when supplemented with sialic acid under nutrient...

Journal: :Annals of botany 2004
Rubén Milla M Maestro-Martínez G Montserrat-Martí

BACKGROUND AND AIMS Mediterranean woody plants have a wide variety of phenological strategies. Some authors have classified the Mediterranean phanaerophytes into two broad phenological categories: phenophase-overlappers (that overlap resource-demanding activities in a short period of the year) and phenophase-sequencers (that protract resource-demanding activities throughout the year). In this w...

Journal: :Poultry science 2005
R Angel R A Dalloul J Doerr

From hatch to 18 d of age broilers were fed starter diets with (0.9 kg/ton) or without direct fed microbial (DFM). At 18 d, birds were weighed and, within DFM treatment (trt), randomly assigned to battery pens. In Exp 1, a 2 x 2 factorial arrangement of nutrient density [control (C, 19.3% protein (CP), 0.84%, Ca 0.37% nonphytin P (nPP); and 17.1% CP, 0.8% Ca, and 0.3% nPP in the grower (Gr) and...

Journal: :تحقیقات آب و خاک ایران 0
سیدحمیدرضا صادقی استاد/ دانشگاه تربیت مدرّس حسین خیرفام دانشگاه تربیت مدرس مهدی همایی دانشگاه تربیت مدرس بهروز زارعی دارکی دانشگاه تربیت مدرس

runoff production process is a key hydrological component illustrating watersheds health. water infiltration in soil is also one of the determinant factors on runoff generation for which many techniques were used to improve it. however, the role of microorganisms for the improvement of water infiltration in soil has been less considered. the present study therefore tried to investigate the effe...

2005
Jorge L. Frangi Marcelo D. Barrera Laura L. Richter Ariel E. Lugo

Nothofagus pumilio (lenga) forests form monocultures from sea level to timberline in Tierra de Fuego, Argentina. Past studies suggested that the life form change from erect forest to krummholz had advantages to forest function. Aboveground net primary productivity (NPP) and organic matter production per unit leaf area and growing season day were higher in krummholz than in adjacent short erect ...

2011
GUO Lei

The multi-level ditch system developed in the Sanjiang Plain, Northeast China has sped up water drainage process hence transferred more pollutants from farmlands into the rivers of this region. Understanding the seasonal dynamics of nitrogen (N) and phosphorus (P) transportation in the ditch system and the role of different ditch size is thus crucial for water pollution control of the rivers in...

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