EDTA -}}}}}}}}}}} }້ອງ chiv, thiab nws cov qauv ntxiv yuav tsum yog cov yam ntxwv ntawm cov txheej txheem ntau lawm.
Cov lus qhia:
Cov kauj ruam ntxiv rau1. Kev ntsuas cov kev ntsuas pom: laij seb qhov twg yog qhov ntsuas ntawm cov qauv (feem ntau yog ua kom muaj txiaj ntsig zoo lossis sib npaug ntawm 13%), siv hluav taws xob nplai rau qhov raug hnyav.
2. Kev kho mob: Chaw Edta - noj mov rau hauv qhov dej sov (lossis tshem tawm cov hlau nplaum me me), tsis txhob siv cov hlau nplaum me me los tiv thaiv cov tshuaj lom neeg.
3. Dilute npaj: dilute raws li cov khoom lag luam tshwj xeeb (feem ntau yog ib qho piv txwv ntawm 1: 1000} 2000) Feem ntau peb tuaj yeem ntxiv ib qho siab ntawm 1-5% edta Fe cov ntsiab lus nyob hauv ib qho kev daws teeb meem raws li qhov kev thov.
4. Txawm nws sib xyaw: maj mam ncuav cov tshuaj dilis rau hauv Fololiar fertilizer Matrix, nplawm kom ntseeg tau tias txawm faib cov khoom siv.
Cov kev ceev faj
1. Kev tswj lub pH: Kho cov acidity thiab alkalinity ntawm kev daws sij hawm rau kev tsim khoom kom tsis txhob muaj nag lossis poob ntawm cov hlau keeb.
2. Kev tiv thaiv kev nyab xeeb: hnav cov khoom tiv thaiv tiv thaiv thaum ua haujlwm kom tsis txhob muaj kev sib chwv qhuav lossis nqus tau cov hmoov av. Hom no yog tsim nyog rau qhov loj- teev cov khoom lag luam}