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nutrient element

См. также в других словарях:

  • nutrient — A constituent of food necessary for normal physiologic function. [L. nutriens, fr. nutrio, to nourish] essential nutrients nutritional substances required for optimal health. These must be in the diet, because they are not formed metabolically… …   Medical dictionary

  • nutrient cycle — The passage of a nutrient or element through an ecosystem, including its assimilation and release by various organisms and its transformation into various organic or inorganic chemical forms …   Glossary of Biotechnology

  • nutrient — n. a substance that must be consumed as part of the diet to provide a source of energy, material for growth, or substances that regulate growth or energy production. Nutrients include carbohydrates, fats, proteins, minerals, and vitamins. See… …   The new mediacal dictionary

  • Group 7 element — Group → 7 ↓ Period 4 25 Mn 5 …   Wikipedia

  • Group 9 element — Group → 4 ↓ Period 4 27 Co 5 …   Wikipedia

  • trace element — noun a) A chemical element present in a sample in very small quantities. b) A chemical element in an organism’s diet that is required in very small amounts in order to maintain proper biochemical function; a micronutrient. Syn: micronutrient …   Wiktionary

  • mac|ro|nu|tri|ent — «MAK roh NOO tree uhnt, NYOO », noun. a nutrient element of which large amounts are necessary for plant growth: »In contrast to the macronutrients, such as calcium, phosphorus, sulfur, sodium and potassium that are needed in relatively large… …   Useful english dictionary

  • Fertilizer — Tennessee Valley Authority: Results of Fertilizer demonstration 1942 …   Wikipedia

  • nutrition, human — Introduction       process by which substances in food are transformed into body tissues and provide energy for the full range of physical and mental activities that make up human life.   The study of human nutrition is interdisciplinary in… …   Universalium

  • plant — plantable, adj. plantless, adj. plantlike, adj. /plant, plahnt/, n. 1. any member of the kingdom Plantae, comprising multicellular organisms that typically produce their own food from inorganic matter by the process of photosynthesis and that… …   Universalium

  • Ionomics — The ionome is the mineral nutrient and trace element composition of an organism, representing the inorganic component of cellular and organismal systems. Ionomics, the study of the ionome, requires application of high throughput elemental… …   Wikipedia

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