نتایج جستجو برای: nutrient requirements

تعداد نتایج: 269624  

Journal: :Journal of nutrigenetics and nutrigenomics 2010
Steven H Zeisel

Nutrigenetics/nutrigenomics (the study of the bidirectional interactions between genes and diet) is a rapidly developing field that is changing research and practice in human nutrition. Though eventually nutrition clinicians may be able to provide personalized nutrition recommendations, in the immediate future they are most likely to use this knowledge to improve dietary recommendations for pop...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2010
Audrey Dussutour Tanya Latty Madeleine Beekman Stephen J Simpson

A fundamental question in nutritional biology is how distributed systems maintain an optimal supply of multiple nutrients essential for life and reproduction. In the case of animals, the nutritional requirements of the cells within the body are coordinated by the brain in neural and chemical dialogue with sensory systems and peripheral organs. At the level of an insect society, the requirements...

Journal: :The British journal of general practice : the journal of the Royal College of General Practitioners 2007
Barbara Bannister

British Journal of General Practice, January 2007 deficit on diabetic control from a GP perspective can be found in Natural Approaches to Diabetes. Despite the evidence of widespread nutrient deficiency among individuals with diabetes, and the knowledge that several nutrients are implicated in glycaemic control, no multinutrient intervention studies for diabetic control have been undertaken. On...

2017
Zhe Wang Maaike Y Bader Xin Liu Zhangming Zhu Weikai Bao

Bryophyte communities can exhibit similar structural and taxonomic diversity as vascular plant communities, just at a smaller scale. Whether the physiological diversity can be similarly diverse, and whether it can explain local abundance patterns is unknown, due to a lack of community-wide studies of physiological traits. This study re-analyzed data on photosynthesis-related traits (including t...

2014
Esteban G Jobbágy Osvaldo E Sala

Solutions to meet growing food requirements in a world of limited suitable land and degrading environment focus mainly on increasing crop yields, particularly in poorly performing regions, and reducing animal product consumption. Increasing yields could alleviate land requirements, but imposing higher soil nutrient withdrawals and in most cases larger fertilizer inputs. Lowering animal product ...

2010
Robert D. Goodband

Many factors influence sow productive efficiency and sow herd profitability, but inadequate feeding programs for the sow are major contributors to problems with high sow attrition and poor productivity. The primary challenge of feeding highly productive sows involves minimizing the negative nutrient (energy and protein) balance during lactation in order to minimize short-term and long-term repr...

Journal: :Animal : an international journal of animal bioscience 2011
I Kyriazakis

Efficiency of food and nutrient (including energy) use are considered the key factors in the economic and environmental performance of livestock systems. The aim of this paper is to consider the basis of genetic variation in the components that constitute dietary nutrient efficiency; and to conclude whether there would be benefit, in any relevant terms, in including these components in breeding...

2014
Michael DANGER Eric CHAUVET

Ecological stoichiometry generally assumes that heterotrophs have a higher degree of elemental homeostasis than autotrophs. Differences between fixed consumer nutrient requirements and nutrients available in resources allow prediction of the intensity of nutrient recycling ensured by heterotrophs. Despite their fundamental role in detritus decomposition, extremely fewdata are currently availabl...

2011
C. Pomar L. Hauschild G. H. Zhang J. Pomar P. A. Lovatto

Precision feeding is an agricultural concept that relies on the existence of between-animal variation and involves the use of feeding techniques that allow the right amount of feed with the right composition to be provided at the right time to each pig of the herd. Precision feeding is proposed as an essential approach to improve nutrient utilization and thus reduce feeding cost and nutrient ex...

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