Nkev kub ntxhov, tseem hu ua calcium cyanamide, yog ib hom alkaline nitrogen fertilizer. Hauv kev ua liaj ua teb, nws tuaj yeem muab cov nroj tsuag nrog nitrogen zoo txaus thiab tua cov kab mob muaj sia. Vim hais tiasntxhoo sijhawmyuav tsis ua kom muaj kuab paug rau ib puag ncig, nws tseem yog thawj qhov kev xaiv rau cov khoom ua qoob loo tsis muaj kuab paug.
Qhov kev ua ntawm nitrolime
1.Nkev kub ntxhovtuaj yeem txo cov ntsiab lus ntawm crispus hauv av thiab zaub.Nkev kub ntxhovyog qhov ua haujlwm ntev-acid acid tsis muaj nitrogen chiv uas reacts nrog dej hauv av los tsim calcium hydroxide thiab cyanamide, uas yog hydrolyzed los ua urea thiab thaum kawg decomposed rau ammonia rau kev nqus nroj. Hauv cov av hauv alkaline, cyanamide tuaj yeem txuas ntxiv polymerization los ua dicyandiamide, cyanamide thiab dicyandiamide tuaj yeem tiv thaiv cov av nitrifying cov kab mob kev ua haujlwm, tiv thaiv kev hloov pauv ntawm ammonia nitrogen rau nitrate nitrogen, yog li txo cov tsub zuj zuj ntawm nitrate hauv av thiab zaub. Nyob rau tib lub sijhawm, cov nitrogen hauv covnkev kub ntxhovmuaj nyob rau hauv daim ntawv ntawm nitrate nitrogen rau lub sij hawm ntev hauv cov av, uas tsis yooj yim kom ploj, yog li nws muaj cov yam ntxwv ntawm kev ua tau zoo ntawm av siab thiab lub sijhawm ntev
2.Nws cib qho tiv thaiv ntau hom kab tsuag thiab kab mob. Cyanamide thiab dicyandiamide, cov khoom lag luam nrab ntawmnkev kub ntxhovkev rhuav tshem, muaj cov haujlwm ntawm kev tua kab, tshuaj tua kab thiab kev tiv thaiv kab mob, thiab tuaj yeem tswj tau ntau yam kab mob hauv av thiab kab hauv av, tshwj xeeb tshaj yog kab mob fungal thiab nematode
3.Nws tuaj yeem tshem tawm cov av acidification thiab txo qee qhov hnyav hlau hauv cov av. Calcium oxide, lub ntsiab ntawmnkev kub ntxhov, tuaj yeem txhim kho PH av, tshem tawm cov av acidification thiab txo kev solubility ntawm hnyav hlau xws li mercury, yog li inhibiting qhov nqus ntawm cov hlau nyhav los ntawm cov qoob loo zaub.
4.Nws txhim kho cov av. Daim ntawv thov ntawmnkev kub ntxhovtsis tuaj yeem tsis tsuas yog ua kom cov av acidity, tab sis kuj txhim kho av microbial kev ua ub no, decompose organic chiv rau hauv ammonia nitrogen thiab txhim kho kev siv cov pa roj carbon ntau.
