organic nitrogen — organinis azotas statusas T sritis chemija apibrėžtis Organinio junginio azotas. atitikmenys: angl. organic nitrogen rus. органический азот … Chemijos terminų aiškinamasis žodynas
Organic hydroponics — uses organic fertilizer. Conventional hydroponics cannot use organic fertilizer because organic compounds contained in hydroponic solution inhibit the growth of the crop roots, so it uses only inorganic frertilizer. In organic hydroponics,… … Wikipedia
Nitrogen cycle — Schematic representation of the flow of nitrogen through the environment. The importance of bacteria in the cycle is immediately recognized as being a key element in the cycle, providing different forms of nitrogen compounds assimilable by higher … Wikipedia
nitrogen group element — ▪ chemical elements Introduction any of the chemical elements that constitute Group Va of the periodic table (see Figure >). The group consists of nitrogen (N), phosphorus (P), arsenic (As), antimony (Sb), and bismuth (Bi). The elements share… … Universalium
nitrogen cycle — Inorganic nitrogen incorporated into organic nitrogen in living organisms and returned to inorganic nitrogen by breakdown of the organic molecules on death of the living organisms … Dictionary of invertebrate zoology
organic base — noun : a basic compound containing carbon; especially : an organic nitrogen base (as an amine) … Useful english dictionary
Organic fertilizer — Organic fertilizers are naturally occurring fertilizers (e.g. compost, manure). Naturally occurring organic fertilizers include manure, slurry, worm castings, peat, seaweed, humic acid, and guano. Sewage sludge use in organic agricultural… … Wikipedia
Organic lawn management — is the practice of establishing and caring for a garden lawn using organic horticulture, without the use of chemical inputs such as pesticides or artificial fertilisers. It is a component of organic land care and organic sustainable landscaping… … Wikipedia
Nitrogen fixation — is the natural process, either biological or abiotic, by which nitrogen (N2) in the atmosphere is converted into ammonia (NH3).[1] This process is essential for life because fixed nitrogen is required to biosynthesize the basic building blocks of … Wikipedia
Nitrogen nutrition in the arbuscular mycorrhizal system — Contents 1 Role of nitrogen 1.1 Mechanism of action 1.2 Community and ecology 1.3 Alternate theories … Wikipedia
Organic food — Organic vegetables at a farmers market in Argentina Organic foods are foods that are produced using methods that do not involve modern synthetic inputs such as synthetic pesticides and chemical fertilizers, do not contain genetically modified… … Wikipedia
