nitrogen fertilizers
1nitrogen fertilizers industry — azoto trąšų pramonė statusas T sritis chemija apibrėžtis Azoto trąšų gamyba. atitikmenys: angl. nitrogen fertilizers industry rus. азото туковая промышленность …
2Nitrogen 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 …
3Nitrogen 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 …
4Nitrogen 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 …
5nitrogen fixation — n 1) the industrial conversion of free nitrogen into combined forms useful esp. as starting materials for fertilizers or explosives 2) the metabolic assimilation of atmospheric nitrogen by soil microorganisms and esp. rhizobia and its release for …
6Nitrogen — carbon ← nitrogen → oxygen ↑ N ↓ P …
7nitrogen — /nuy treuh jeuhn/, n. Chem. a colorless, odorless, gaseous element that constitutes about four fifths of the volume of the atmosphere and is present in combined form in animal and vegetable tissues, esp. in proteins: used chiefly in the… …
8nitrogen fixation — 1. any process of combining atmospheric nitrogen with other elements, either by chemical means or by bacterial action: used chiefly in the preparation of fertilizers, industrial products, etc. 2. this process as performed by certain bacteria… …
9nitrogen 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… …
10nitrogen balance — noun the balance between the amount of nitrogen taken in (to the soil or the body) and the amount given off (lost or excreted) • Hypernyms: ↑balance * * * noun 1. : the difference between nitrogen intake and nitrogen excretion in the animal body …
