Nitrogen muvhu ndiyo chinhu chinonyanya kukosha pakusimwa kwemiti. Inotarisirwa muhomwe huru uye inofanira kuwedzerwa kune ivhu kuti irege kushayikwa . Nitrogen ndiyo chikamu chikuru che chlorophyll uye ruvara rwemavara. Icho chinokonzera kukura kwakasimba, kusimba uye kukura kwehutete, hunocheka. Kunyange zvazvo nitrogen ndiyo yakanyanya kunyanya mumhepo yedu, mbeu haigoni kuzvishandisa kusvikira yakarongeka muvhu kana kuwedzerwa semuriwo .
Nitrogen Yakawedzerwa uye Inoshaya
Kuwedzerwa kwe nitrojeni, kunokonzerwa nemumanyorera pamusoro-kushanda, kunogona kukonzera kukurumidza, kukura kwakakura uye miitiro yakaderedzwa. Mune zviitiko zvakanyanya, kunyanya-kusunungurwa-kusununguka nitrogen kunogona kukonzera kupisa kwemavara mashizha, nekusima kufa. Mucheka une kushaya nitrogen ucharasikirwa nemuchero waro uye unotanga kuchinja.
Nitrogen Cycle
Nitrogen inogona kuburikidza nekushandurwa kwakawanda muvhu. Iko kushandurwa kunowanzobatanidzwa muhurongwa hunonzi nitrogen cycle, iyo inogona kuiswa muzvidimbu zvakasiyana zvekuoma. Mushonga we nitrogen wakakosha kunzwisisa kunyanzvi kwekudya uye huwandu. Nemhaka yekuti microorganisms inokonzera zvizhinji zvezviitiko izvi, zvinowanzoitika zvishoma nezvishoma, kana zvachose, apo ivhu rinotonhora riri pasi pe50 ° F, asi mitezo yavo inowedzera nokukurumidza sezvo denga richidziya.
Nitrogen Sources
Organic Sources:
- manure
- activated sewer sludge (Milorganite)
- zvimwe zvinhu zvakasikwa zvakadai semakunguti, hove, uye guano
Nitrogen yega yega kana kuti inowanzoitika-inokonzerwa nemakorokorori anoputsa zvinhu zvakashata . Iyo nzira inononoka uye yakasunungurwa kusunungurwa isina njodzi yekuisa. Organic fertilizer ine chinhu chakanyanya kupisa chinogona kupisa saka hakuna ngozi yekukuvara kwezvirimwa kubva pane zvekushandiswa.
Kushandisa zvinyorwa zvinokonzerwa ne nitrogen kunovaka ivhu rakanaka pane kungodyisa chete.
Inorganic Sources:
- ammonium nitrate
- calcium nitrate
- ammonium sulfate
Inorganic nitrogen inobva mune zvicherwa uye inosungirwa kune mamwe makemikari akabatanidzwa. Iyo inosvibiswa nemvura, ichiita kuti iwanikwe nokukurumidza kumiti kana ichidiridza. Kushandisa inorganic nitrogen inobvumira migumisiro yakakurumidza, asi inewo yakanyanya kupisa simba kana yakashandiswa. Nitrates zvakare inoshandisa muvhu nokukurumidza uye kusashandiswa mari inogona kusvibisa mvura yapasi, saka kune ngozi yakawanda yekushandisa nitrogen inorganic
Synthetic Sources:
- Sulfur-coated urea
- Resin-coated urea
- Isobutylidene diurea (IBDU)
Synthetic nitrogen inowanikwa nenzira ye urea kana urea solutions. Kungoga, urea inokurumidza kusunungura zvinhu asi inogona kugadziriswa uye kubatanidzwa nedzimwe zvinhu kuti zvidye kusununguka. Kupfeka kunoshandiswa kuUrea, zvichiita kuti kusununguka kunonoke zvichienderana nehupamhi hwekupfeka, kutonhora, uye ivhu remhepo.
Manyowa akawanda anova nemafuta e nitrogen mitsva yepambiri yakasvibirira, pamwe nekuwedzera, kunonoka kusununguka kudya. Chiyero kana kuti chiyero, chega rega nitrogen, inowanikwa pairi.
Environmental Impact
Pane kukakavara kunobatanidza nekugadzira uye kushandiswa kweitrogen kushandiswa.
Kunyanya-kushanda kunotungamirira kumvura yepasi pano kusvibiswa kuburikidza ne runoff uye leaching. Kunyanya kushandiswa kwemafuta ekugadzira nekugadzirisa kwekugadzira nitrogen fertilizer inosanganisira kukonzera. Zvichienderana nehuwandu hwehutungamiri hwehupenyu hwekuchengetedza, iwe unogona kumira kunamatira yezvinhu zvakasikwa zve nitrogen. Kana iwe usingashandisi yakagadzirwa uye / kana kuti inorganic, usapedza kushandisa. Verenga iyo mazita uye tevera mazano sezvaakaratidzwa.