منابع مشابه
Nutrient requirements of premature infants.
Exact knowledge of the nutrient requirements of premature infants is critically important for the prevention of postnatal growth failure and for improved neurodevelopmental outcome. Methods whereby nutrient requirements can be estimated fall into two categories, factorial methods and empirical methods. Each have their advantages and disadvantages. The factorial methods provide estimates of requ...
متن کاملNutrient Requirements of Solanaceous Vegetable Crops
The solanaceous group of vegetables (tomato, eggplant, chili and bell peppers) generally take up large amounts of nutrients. The amount of nutrients they take up depends on the quantity of fruit and dry matter they produce, which in turn is influenced by a number of genetic and environmental variables. For tomato to produce 1 mt of fresh fruit, plants need to absorb, on average, 2.5 to 3 kg N, ...
متن کاملNutrient requirements for preterm infant formulas.
Achieving appropriate growth and nutrient accretion of preterm and low birth weight (LBW) infants is often difficult during hospitalization because of metabolic and gastrointestinal immaturity and other complicating medical conditions. Advances in the care of preterm-LBW infants, including improved nutrition, have reduced mortality rates for these infants from 9.6 to 6.2% from 1983 to 1997. The...
متن کاملEnvironmental enrichment for laboratory rodents and rabbits: requirements of rodents, rabbits, and research.
Environmental conditions such as housing and husbandry have a major impact on the laboratory animal throughout its life and will thereby influence the outcome of animal experiments. However, housing systems for laboratory animals have often been designed on the basis of economic and ergonomic aspects. One possible way to improve the living conditions of laboratory animals is to provide opportun...
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ژورنال
عنوان ژورنال: EXPERIMENTAL ANIMALS
سال: 1971
ISSN: 0007-5124,1884-4170
DOI: 10.1538/expanim1957.20.2_47