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Nutrient Utilization, Requirements and Nutrigenomics in Sheep and Goats [PDF]

open access: yesAnimals
The most recent National Research Council Nutrient Requirements for Sheep and Goats was published in 2007, one of the most consequential nutrient requirement recommendations for sheep and goats in the world.
Christopher D. Lu
doaj   +3 more sources

Macromineral and trace element requirements for Santa Ines sheep [PDF]

open access: yesScientific Reports, 2021
Minerals play an important role in animal metabolism. Knowledge of mineral requirements allows well-formulated diets to be provided, which is the main factor that affects performance.
Dayanne Lima Sousa   +9 more
doaj   +3 more sources

Vitamin and water requirements of dairy sheep [PDF]

open access: yesItalian Journal of Animal Science, 2010
The authors review the physiological role and the daily requirement of fat-soluble vitamins (A, D, E and K), vitamin C  and water in dairy sheep.
Fulvia Bovera   +3 more
doaj   +5 more sources

Mineral requirements of dairy sheep

open access: yesItalian Journal of Animal Science, 2010
This paper reviews the major (Calcium, Phosphorus, Potassium, Sodium, Chlorine, Sulphur, Magnesium) and the trace  elements (Iron, Copper, Cobalt, Iodine, Manganese, Zync, Molybdenum, Selenium) that play an essential role in animal  metabolism.
Giuseppina Camboni   +3 more
doaj   +5 more sources

ECONOMIC NUTRITIONAL REQUIREMENTS FOR IRAQI AWASSI SHEEP

open access: yesThe Iraqi Journal of Veterinary Medicine
This study was performed to define the best nutritional level expressed according to Morrison feeding standard 80%, 100% and 120% of these standards were given to three groups of awassi lumbs.
S. S.A. Al-Tekrity , W. K. Al-Murani‎
doaj   +2 more sources

PHOSPHORUS METABOLISM AND ESTIMATION OF PHOSPHORUS REQUIREMENTS FOR SHEEP

open access: yesScientia Agricola, 1996
The main objective of the present work was to determine the effects of different dietary phosphorus (P) levels on endogenous faecal loss and to estimate the minimum daily requirement of P for sheep.
H LOUVANDINI, D.M.S.S VITTI
doaj   +3 more sources

Understanding the effect of sex on energy requirements of hair sheep

open access: yesAnimal
Differences and/or similarities in the influence of sex class for hair sheep requirements remain inconclusive. Knowledge of energy requirements allows well-formulated diets to be provided which is crucial for improving animal production.
C.J.L. Herbster   +11 more
doaj   +3 more sources

EQUATIONS FOR BODY WEIGHT ADJUSTMENTS IN BLACK BELLY EWE LAMBS

open access: yesTropical and Subtropical Agroecosystems, 2023
Background. As body weight (BW) is rarely determined on fasted animals in most production systems, the need to develop accurate mathematical models for adjusting BW has been identified. Objective. To evaluate models for estimating shrunk body weight (SBW)
Samuel Vázquez-Jiménez   +7 more
doaj   +1 more source

Recent advances in nutrient requirements of meat-type sheep in China: A review

open access: yesJournal of Integrative Agriculture, 2022
China has the world's largest sheep flock and the largest producer of sheep meat by far. However, the nutrient requirements have not been systemically studied and there is a lack of knowledge of nutrient requirement for meat-type sheep in China.
Tao MA   +7 more
doaj   +1 more source

EVALUATION OF MODELS TO ESTIMATE EMPTY BODY WEIGHT IN HAIR SHEEP RAISED IN A FEEDLOT SYSTEM

open access: yesTropical and Subtropical Agroecosystems, 2022
Background. The empty body weight (EBW) represents exactly the animal mass and is used as a base to calculate most of the nutrient requirements in most feeding systems. Objective.
Eufracia del R. Salazar-Cuytun   +8 more
doaj   +1 more source

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