نتایج جستجو برای: energy yield

تعداد نتایج: 845276  

2005
R. J. van Barneveld R. J. Hughes M. Choct S. G. Nielsen

Maximising digestible energy (DE) yield from cereals is fundamental to optimising efficiency in pig and poultry production systems. Given the potential interaction between grain structure and composition and DE (or AME) yields in monogastrics, consideration must be given to cost–effective interventions that may improve available energy supply from grains. Processing options such as extrusion an...

2002
Xiaodu Wang

INTRODUCTION Bone fracture is a major concern for elderly because the toughness of aged bone becomes more susceptible to impact load.(6) It has been well documented that the post-yield behavior of bone determines the major part of the toughness of bone.(3,4) As a natural composite material, bone primarily comprises a hard mineral phase (mainly hydroxyapatite crystals) and a more compliant colla...

2013
Lea G. Zielke Ralf H. Bortfeldt Monika Reissmann Jens Tetens Georg Thaller Gudrun A. Brockmann

This study explores the biological role of the Fat Mass and Obesity associated (FTO) gene locus on milk composition in German Holstein cattle. Since FTO controls energy homeostasis and expenditure and the FTO locus has repeatedly shown association with obesity in human studies, we tested FTO as a candidate gene in particular for milk fat yield, which represents a high amount of energy secreted ...

Journal: :تولیدات دامی 0
محمد یازرلو کارشناس ارشد گروه علوم دام و طیور، پردیس ابوریحان، دانشگاه تهران، پاکدشت ـ ایران داود شریفی دانشیار گروه علوم دام و طیور، پردیس ابوریحان، دانشگاه تهران، پاکدشت ـ ایران فرید شریعتمداری استاد گروه علوم دامی، دانشکدۀ کشاورزی، دانشگاه تربیت مدرس، تهران ـ ایران عبدالرضا صالحی دانشیار گروه علوم دام و طیور، پردیس ابوریحان، دانشگاه تهران، پاکدشت ـ ایران

in order to determine the optimal levels of energy and protein in grower diet of japanese quail, 360 dayold japanese quails were used in a 3×3 factorial arrangement of dietary treatments that comprised threelevels of metabolisable energy (2750, 2850, and 2950 kcal/kg) and three levels of crude protein (24, 26and 28 percent) with four replicates per treatment in a completely randomized design. f...

2012
Alexander Punnoose Liza McConnell Wei Liu Andrew C. Mutter Ronald Koder

In an attempt to optimize a high yield, high efficiency artificial photosynthetic protein we have discovered unique energy and spatial architecture limits which apply to all light-activated photosynthetic systems. We have generated an analytical solution for the time behavior of the core three cofactor charge separation element in photosynthesis, the photosynthetic cofactor triad, and explored ...

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