Results 1 to 10 of about 531,881 (311)

Estimation of the tryptophan requirement in piglets by meta-analysis

open access: yesAnimal, 2012
There is no consensus concerning the Trp requirement for piglets expressed relative to Lys on a standardized ileal digestible basis (SID Trp : Lys). A meta-analysis was performed to estimate the SID Trp : Lys ratio that maximizes performance of weaned ...
A. Simongiovanni   +3 more
doaj   +2 more sources

FAO Reference evapotranspiration and crop water requirement of apple (Malus Pumila) in Kashmir Valley

open access: yesJournal of Agrometeorology, 2017
Reference evapotranspiration is a significant agrometeorological parameter used for estimation of crop water requirement and irrigation scheduling. The present study was undertaken to determine the reference evapotranspiration and crop water requirement
LATIEF AHMAD   +3 more
doaj   +2 more sources

Does the Naked Neck Meat Type Chicken Yield Lower Methionine Requirement Data?

open access: yesAnimals, 2015
Methionine (Met) requirement studies with homozygous (Na/Na) and heterozygous (Na/na) naked neck meat type chicken utilized 144 birds of average weight (50% each genotype and sex) within two N balance experiments involving both the starter (d10–20) and ...
Daulat R. Khan   +2 more
doaj   +2 more sources

Scientific Opinion on Dietary Reference Values for energy [PDF]

open access: yesEFSA Journal, 2013
Following a request from the European Commission, the Panel on Dietetic Products, Nutrition and Allergies (NDA) derived dietary reference values for energy, which are provided as average requirements (ARs) of specified age and sex groups.
EFSA Panel on Dietetic Products, Nutrition and Allergies (NDA)
doaj   +1 more source

Usual intake of one-carbon metabolism nutrients in a young adult population aged 19–30 years: a cross-sectional study

open access: yesJournal of Nutritional Science, 2023
One-carbon nutrients play an important role in epigenetic mechanisms and cellular methylation reactions. Inadequate intake of these nutrients is linked to metabolic perturbations, yet the current intake levels of these nutrients have rarely been studied ...
Phachara Jindasereekul   +5 more
doaj   +1 more source

Eigenstate thermalization on average [PDF]

open access: yes, 2021
We consider conditions under which an isolated quantum system approaches a microcanonical equilibrium state. A key component is the eigenstate thermalization hypothesis, which proposes that all energy eigenstates appear thermal.
Dunlop, Joe, Cohen, Oliver, Short, A J
core   +1 more source

NEW APPROACH FOR USING HEART GIRTH FOR CALCULATING ENERGY REQUIREMENTS: 3- FOR FATTENING FRIESIAN'CROSSBRED MALE CALVES. [PDF]

open access: yesJournal of Animal and Poultry Production, 2002
Twenty male Friesian crossbred calves of 180 kg average live body weight (LSW) were divided into four groups. Animals were fed according to NRC (1984) allowances (T,), animal heart girth (HG)xO.028 (T2) , animal (HG)xO.032 (T3)and animal (HG)x 0.034 ...
A. EI-Gaafarawy   +3 more
doaj   +1 more source

A sensitivity analysis of the prediction of the nitrogen fertilizer requirement of cauliflower crops using the HRI WELL_N computer model [PDF]

open access: yes, 2001
HRI WELL_N is an easy to use computer model, which has been used by farmers and growers since 1994 to predict crop nitrogen (N) requirements for a wide range of agricultural and horticultural crops.
Salo, T.   +4 more
core   +1 more source

Optimization technique for increasing resolution in computed tomography imaging

open access: yesMethodsX, 2023
Starting from the importance of conforming to biological reality in medicine, in this paper we propose an optimization technique for increasing resolution of computed tomography (CT) images acquired using various existing scanners.
I.V. Grossu   +3 more
doaj   +1 more source

Water Requirement and Precipitation Suitability of Apple Planting in Northern China

open access: yes应用气象学报, 2021
Precipitation is the main water source of apple production in northern China. Under the background of climate change, it is of great significance for apple planning to study the apple water requirement and precipitation suitability.
Qiu Meijuan   +6 more
doaj   +1 more source

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