nutrient accumulation

См. также в других словарях:

• Nutrient — cycle in the oceans A nutrient is a chemical that an organism needs to live and grow or a substance used in an organism s metabolism which must be taken in from its environment.[1] They are used to build and repair tissues, regulate body… …   Wikipedia

• Protein (nutrient) — This article is about protein as a nutrient. For protein as a class of molecule, see protein. For other uses, see bodybuilding supplement. Amino acids are the building blocks of protein. Proteins are polymer chains made of amino acids linked… …   Wikipedia

• Olentangy River Wetland Research Park — The Wilma H. Schiermeier Olentangy River Wetland Research Park is an experimental wetland complex located adjacent to the campus of The Ohio State University in Columbus, Ohio, USA. Begun in 1992, the park has developed into a multitude of… …   Wikipedia

• Nainital Lake — View of Lake in the backdrop of Nainital Location Uttarakhand Coordinates …   Wikipedia

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

• Human impacts on the nitrogen cycle — Agricultural and industrial nitrogen (N) inputs to the environment currently exceed inputs from natural N fixation (Galloway 2003). As a consequence of anthropogenic inputs, the global nitrogen cycle (Fig. 1) has been significantly altered over… …   Wikipedia

• soil — soil1 soilless, adj. /soyl/, n. 1. the portion of the earth s surface consisting of disintegrated rock and humus. 2. a particular kind of earth: sandy soil. 3. the ground as producing vegetation or as cultivated for its crops: fertile soil. 4. a… …   Universalium

• agricultural technology — Introduction       application of techniques to control the growth and harvesting of animal and vegetable products. Soil preparation       Mechanical processing of soil so that it is in the proper physical condition for planting is usually… …   Universalium

• metabolism — /meuh tab euh liz euhm/, n. 1. Biol., Physiol. the sum of the physical and chemical processes in an organism by which its material substance is produced, maintained, and destroyed, and by which energy is made available. Cf. anabolism, catabolism …   Universalium

• endocrine system, human — ▪ anatomy Introduction  group of ductless glands (gland) that regulate body processes by secreting chemical substances called hormones (hormone). Hormones act on nearby tissues or are carried in the bloodstream to act on specific target organs… …   Universalium

• Ecosystem ecology — Figure 1. A riparian forest in the White Mountains, New Hampshire (USA). Ecosystem ecology is the integrated study of biotic and abiotic components of ecosystems and their interactions within an ecosystem framework. This science examines how… …   Wikipedia