نتایج جستجو برای: nutrient imbalance

تعداد نتایج: 94469  

Journal: :Limnology and Oceanography 2023

Abstract Nutrient loading of freshwater and marine habitats has increased during the last century as a result anthropogenic activities. From 1980s onwards, following implementation new policy targeting eutrophication, total phosphorus (TP) nitrogen (TN) loads were reduced in many European waters. Often, however, decreases TP stronger compared to TN, leading TN : ratios. Our analysis shows that ...

Journal: :Acta obstetricia et gynecologica Scandinavica 2011
Anne L Dunlop Michael R Kramer Carol J R Hogue Ramkumar Menon Usha Ramakrishan

OBJECTIVE To give an overview of the literature for evidence of nutrient deficiencies as contributors to the disparity in preterm birth (PTB) between African-American and Caucasian women. DESIGN Structured literature survey. METHODS We searched MEDLINE to identify observational and experimental studies that evaluated the relation between nutrient intake and/or supplementation and PTB. For n...

2015
M. USMAN

Recent studies have revealed that the integrated use of organic and inorganic fertilizers on crop has not received adequate research attention. In this paper, maize is considered among the most important cereal crops in Nigeria and all over the world that has high requirement for organic and inorganic nutrients in order to obtain good quality and high yields. The application of inorganic fertil...

Journal: :iranian journal of public health 0
mk çağlar fş altugan i özer

there is no doubt that breast-feeding is the best and safest way of feeding infants. physiological weight loss occurs in the first two or three days of life, and the achievement of birth weight is expected towards the end of the first week. hypernatremic dehydration may occur in exclusively breast-fed infants if milk supply is low during these first few days. it is not because of the high sodiu...

ژورنال: علوم آب و خاک 2012
عباس صمدی, , ناصر میران, ,

To establish DRIS norms in sugar beet (Beta Vulgaris L.) and compare them with DOP index, leaf samples were collected from 57 fields and N, P, K, Ca, Mg, Fe, Mn, Zn, Cu and B concentrations were determined. On the bases of crop yield, the fields were divided into two groups with low and high yielding performances. Standard DRIS norms were established for the different nutrient ratios. DRIS indi...

Journal: :The Proceedings of the Nutrition Society 1993
H J Powers

The nutrition of the premature infant poses a critically important challenge to clinicians. Premature infants are a heterogeneous group; maternal status, gestational age, drug intake, respiratory distress, phototherapy, and infection all conspire to make it extremely unlikely that a recommendation for daily intakes will satisfactorily encompass all babies. Clinical and subclinical deficiencies ...

2009

Ischemic heart disease (IHD) is the generic designation for a group of closely related syndromes resulting from myocardial ischemia—an imbalance between the supply (perfusion) and demand of the heart for oxygenated blood. Ischemia comprises not only insufficiency of oxygen, but also reduced availability of nutrient substrates and inadequate removal of metabolites (see Chapter 1 ). Isolated hypo...

2012
Kyung J. Kwon-Chung Yun C. Chang

Genomic imbalance resulting from aneuploidy is detrimental to the proliferation of cells in conditions suitable for normal growth and differentiation [1,2]. However, there is growing evidence that aneuploidy confers a significant growth advantage when cells undergo severe genetic or environmental perturbations [3–6]. For example, aneuploidy restored the ability to proliferate in yeast cells tha...

2015
Shiming Liu Jean-Marc Lacape Greg A. Constable Danny J. Llewellyn Chengdao Li

Developing and deploying cotton cultivars with high nutrient uptake, use efficiency and tolerance to nutrient related soil stresses is desirable to assist sustainable soil management. Genetic variation, heritability, selection response and quantitative trait loci (QTLs) were investigated for five macronutrients (P, K, Ca, Mg, S) and five micronutrients (Fe, Mn, B, Zn, and Cu) in a recombinant i...

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